WELLSBORO, PA · Tioga County
DUNCAN TWP MUNICIPAL AUTHORITY Water System
Current status
No open violations on record as of July 4, 2026.
This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Pennsylvania’s official records. Always confirm current status with Pennsylvania before making decisions based on this information.
System facts
- System ID (PWSID)
- PA2590048
- System type
- Community Water System
- Population served
- 220
- Service connections
- 106
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Report Sample Result/Fail Monitor (RTCR)
—Revised Total Coliform Rule
January 5, 2026 – January 7, 2026
ResolvedPublic Notification Violation for NPDWR Violation
—Public Notice
October 11, 2025 – January 27, 2026
ResolvedMonitoring of Treatment (SWTR-Unfilt/GWR)
—Groundwater Rule
February 1, 2025 – February 28, 2025
ResolvedMonitoring of Treatment (SWTR-Unfilt/GWR)
—Groundwater Rule
July 1, 2024 – July 31, 2024
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
July 1, 2024 – September 30, 2024
ResolvedMonitoring, Regular
—Fluoride
January 1, 2024 – December 31, 2024
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2023 – August 28, 2023
ResolvedMonitoring, Regular
—Combined Uranium
October 1, 2022 – December 31, 2022
ResolvedMonitoring and Reporting (DBP)
—TTHM
July 1, 2021 – September 30, 2021
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
July 1, 2021 – September 30, 2021
ResolvedMonitoring, Regular
—Thallium, Total
January 1, 2021 – December 31, 2021
ResolvedMonitoring of Treatment (SWTR-Unfilt/GWR)
—Groundwater Rule
June 1, 2020 – June 30, 2020
ResolvedMonitoring, Regular
—Radium-226
October 1, 2019 – December 31, 2019
ResolvedMonitoring, Regular
—Radium-228
October 1, 2019 – December 31, 2019
ResolvedMonitoring, Regular
—Simazine
July 1, 2019 – September 30, 2019
ResolvedPublic Notification Violation for NPDWR Violation
—Public Notice
January 26, 2019 – January 28, 2020
ResolvedMonitoring and Reporting (DBP)
—Chlorine
January 1, 2019 – March 31, 2019
ResolvedTreatment Technique, Level 1 Assessment (RTCR)
Health-basedRevised Total Coliform Rule
December 16, 2018 – January 28, 2020
ResolvedNotify Level 1/Level 2 Treatment Technique Violation, Correct Action (RTCR)
—Revised Total Coliform Rule
December 16, 2018 – January 28, 2020
ResolvedMonitoring, Regular
—Simazine
October 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—CYANIDE
January 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Simazine
January 1, 2018 – March 31, 2018
ResolvedReport Sample Result/Fail Monitor (RTCR)
—Revised Total Coliform Rule
July 1, 2017 – July 23, 2019
ResolvedMonitoring, Regular
—ETHYLENE DIBROMIDE
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—Total Polychlorinated Biphenyls (PCB)
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—Pentachlorophenol
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—Benzo(a)pyrene
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—HEXACHLOROBENZENE
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—2,4,5-TP
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—2,4-D
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—Heptachlor epoxide
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—Heptachlor
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—2,3,7,8-TCDD
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—LASSO
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—Atrazine
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—Carbofuran
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—Hexachlorocyclopentadiene
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—Dinoseb
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—Picloram
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—Simazine
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—OXAMYL
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—Glyphosate
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—Endothall
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—Diquat
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—Dalapon
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—Methoxychlor
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—Endrin
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—Chlordane
July 1, 2015 – September 30, 2015
ResolvedMonitoring, Regular
—Heptachlor
April 1, 2015 – June 30, 2015
ResolvedMonitoring, Regular
—2,3,7,8-TCDD
April 1, 2015 – June 30, 2015
ResolvedMonitoring, Regular
—Atrazine
April 1, 2015 – June 30, 2015
ResolvedMonitoring, Regular
—Carbofuran
April 1, 2015 – June 30, 2015
ResolvedMonitoring, Regular
—Hexachlorocyclopentadiene
April 1, 2015 – June 30, 2015
ResolvedMonitoring, Regular
—Dinoseb
April 1, 2015 – June 30, 2015
ResolvedMonitoring, Regular
—Picloram
April 1, 2015 – June 30, 2015
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
April 1, 2015 – June 30, 2015
ResolvedMonitoring, Regular
—Simazine
April 1, 2015 – June 30, 2015
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
April 1, 2015 – June 30, 2015
ResolvedMonitoring, Regular
—Glyphosate
April 1, 2015 – June 30, 2015
ResolvedMonitoring, Regular
—Endothall
April 1, 2015 – June 30, 2015
ResolvedMonitoring, Regular
—Dalapon
April 1, 2015 – June 30, 2015
ResolvedMonitoring, Regular
—Methoxychlor
April 1, 2015 – June 30, 2015
ResolvedMonitoring, Regular
—Endrin
April 1, 2015 – June 30, 2015
ResolvedMonitoring, Regular
—Chlordane
April 1, 2015 – June 30, 2015
ResolvedMonitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
April 1, 2015 – June 30, 2015
ResolvedMonitoring, Regular
—Total Polychlorinated Biphenyls (PCB)
April 1, 2015 – June 30, 2015
ResolvedMonitoring, Regular
—Pentachlorophenol
April 1, 2015 – June 30, 2015
ResolvedMonitoring, Regular
—Benzo(a)pyrene
April 1, 2015 – June 30, 2015
ResolvedMonitoring, Regular
—2,4,5-TP
April 1, 2015 – June 30, 2015
ResolvedMonitoring, Regular
—2,4-D
April 1, 2015 – June 30, 2015
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—Glyphosate
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—Endothall
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—Diquat
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—Dalapon
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—Toxaphene
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—Methoxychlor
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—Endrin
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—BHC-GAMMA
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—Chlordane
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—ETHYLENE DIBROMIDE
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—Total Polychlorinated Biphenyls (PCB)
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—Pentachlorophenol
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—Benzo(a)pyrene
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—HEXACHLOROBENZENE
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—2,4,5-TP
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—2,4-D
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—Heptachlor epoxide
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—Heptachlor
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—2,3,7,8-TCDD
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—LASSO
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—Atrazine
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—Carbofuran
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—Hexachlorocyclopentadiene
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—Dinoseb
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—Picloram
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—Simazine
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—OXAMYL
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—Toxaphene
July 1, 2014 – September 30, 2014
ResolvedMonitoring, Regular
—ETHYLENE DIBROMIDE
July 1, 2014 – September 30, 2014
ResolvedMonitoring, Regular
—Pentachlorophenol
July 1, 2014 – September 30, 2014
ResolvedMonitoring, Regular
—HEXACHLOROBENZENE
July 1, 2014 – September 30, 2014
ResolvedMonitoring, Regular
—2,4,5-TP
July 1, 2014 – September 30, 2014
ResolvedMonitoring, Regular
—2,4-D
July 1, 2014 – September 30, 2014
ResolvedMonitoring, Regular
—Heptachlor epoxide
July 1, 2014 – September 30, 2014
ResolvedMonitoring, Regular
—LASSO
July 1, 2014 – September 30, 2014
ResolvedMonitoring, Regular
—Dinoseb
July 1, 2014 – September 30, 2014
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
July 1, 2014 – September 30, 2014
ResolvedMonitoring, Regular
—OXAMYL
July 1, 2014 – September 30, 2014
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
July 1, 2014 – September 30, 2014
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
February 1, 2014 – February 28, 2014
ResolvedMonitoring, Regular
—Chlordane
January 1, 2014 – March 31, 2014
ResolvedMonitoring, Regular
—ETHYLENE DIBROMIDE
January 1, 2014 – March 31, 2014
ResolvedMonitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
January 1, 2014 – March 31, 2014
ResolvedMonitoring, Regular
—Total Polychlorinated Biphenyls (PCB)
January 1, 2014 – March 31, 2014
ResolvedMonitoring, Regular
—Pentachlorophenol
January 1, 2014 – March 31, 2014
ResolvedMonitoring, Regular
—Benzo(a)pyrene
January 1, 2014 – March 31, 2014
ResolvedMonitoring, Regular
—HEXACHLOROBENZENE
January 1, 2014 – March 31, 2014
ResolvedMonitoring, Regular
—2,4,5-TP
January 1, 2014 – March 31, 2014
ResolvedMonitoring, Regular
—Heptachlor epoxide
January 1, 2014 – March 31, 2014
ResolvedMonitoring, Regular
—Heptachlor
January 1, 2014 – March 31, 2014
ResolvedMonitoring, Regular
—2,3,7,8-TCDD
January 1, 2014 – March 31, 2014
ResolvedMonitoring, Regular
—LASSO
January 1, 2014 – March 31, 2014
ResolvedMonitoring, Regular
—Atrazine
January 1, 2014 – March 31, 2014
ResolvedMonitoring, Regular
—Carbofuran
January 1, 2014 – March 31, 2014
ResolvedMonitoring, Regular
—Hexachlorocyclopentadiene
January 1, 2014 – March 31, 2014
ResolvedMonitoring, Regular
—Dinoseb
January 1, 2014 – March 31, 2014
ResolvedMonitoring, Regular
—Picloram
January 1, 2014 – March 31, 2014
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
January 1, 2014 – March 31, 2014
ResolvedMonitoring, Regular
—Simazine
January 1, 2014 – March 31, 2014
ResolvedMonitoring, Regular
—OXAMYL
January 1, 2014 – March 31, 2014
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
January 1, 2014 – March 31, 2014
ResolvedMonitoring, Regular
—Glyphosate
January 1, 2014 – March 31, 2014
ResolvedMonitoring, Regular
—Diquat
January 1, 2014 – March 31, 2014
ResolvedMonitoring, Regular
—Dalapon
January 1, 2014 – March 31, 2014
ResolvedMonitoring, Regular
—Toxaphene
January 1, 2014 – March 31, 2014
ResolvedMonitoring, Regular
—BHC-GAMMA
January 1, 2014 – March 31, 2014
ResolvedMonitoring, Regular
—Endrin
January 1, 2014 – March 31, 2014
ResolvedTreatment Technique (SWTR and GWR)
Health-basedGroundwater Rule
January 1, 2014 – January 31, 2014
ResolvedPublic Notification Violation for NPDWR Violation
—Public Notice
January 1, 2014 – December 9, 2016
ResolvedMonitoring of Treatment (SWTR-Unfilt/GWR)
—Groundwater Rule
October 1, 2013 – October 31, 2013
ResolvedMonitoring, Regular
—Chlordane
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—ETHYLENE DIBROMIDE
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—Total Polychlorinated Biphenyls (PCB)
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—Pentachlorophenol
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—Benzo(a)pyrene
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—HEXACHLOROBENZENE
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—Radium-226
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—2,4,5-TP
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—Heptachlor
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—Heptachlor epoxide
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—2,4-D
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—2,3,7,8-TCDD
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—LASSO
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—Atrazine
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—Carbofuran
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—Hexachlorocyclopentadiene
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—Dinoseb
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—Picloram
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—Simazine
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—OXAMYL
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—Glyphosate
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—Diquat
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—Dalapon
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—Toxaphene
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—Methoxychlor
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—BHC-GAMMA
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—Endrin
October 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—Radium-228
October 1, 2013 – December 31, 2013
ResolvedTreatment Technique (SWTR and GWR)
Health-basedGroundwater Rule
August 1, 2013 – August 31, 2013
ResolvedPublic Notification Violation for NPDWR Violation
—Public Notice
August 1, 2013 – December 8, 2016
ResolvedMonitoring, Regular
—ETHYLENE DIBROMIDE
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—Endrin
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—BHC-GAMMA
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—Methoxychlor
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—Toxaphene
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—Dalapon
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—Diquat
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—Endothall
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—Glyphosate
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—OXAMYL
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—Simazine
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—Picloram
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—Dinoseb
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—Hexachlorocyclopentadiene
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—Carbofuran
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—Atrazine
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—LASSO
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—2,3,7,8-TCDD
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—Heptachlor
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—Heptachlor epoxide
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—2,4-D
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—2,4,5-TP
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—HEXACHLOROBENZENE
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—Benzo(a)pyrene
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—Pentachlorophenol
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—Total Polychlorinated Biphenyls (PCB)
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—Chlordane
July 1, 2013 – September 30, 2013
ResolvedMonitoring, Regular
—Pentachlorophenol
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Total Polychlorinated Biphenyls (PCB)
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—ETHYLENE DIBROMIDE
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Chlordane
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—BHC-GAMMA
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Methoxychlor
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Toxaphene
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Dalapon
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Diquat
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Endothall
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Glyphosate
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Simazine
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Dinoseb
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Hexachlorocyclopentadiene
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Carbofuran
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Atrazine
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—LASSO
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—2,3,7,8-TCDD
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Heptachlor
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Heptachlor epoxide
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—2,4-D
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—2,4,5-TP
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—HEXACHLOROBENZENE
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Benzo(a)pyrene
January 1, 2013 – March 31, 2013
ResolvedMonitoring, Regular
—Diquat
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Chlordane
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—ETHYLENE DIBROMIDE
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Total Polychlorinated Biphenyls (PCB)
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Pentachlorophenol
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Benzo(a)pyrene
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—HEXACHLOROBENZENE
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—2,4,5-TP
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—2,4-D
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Heptachlor epoxide
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—2,3,7,8-TCDD
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—LASSO
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Atrazine
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Carbofuran
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Hexachlorocyclopentadiene
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Dinoseb
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Picloram
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Simazine
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—OXAMYL
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Glyphosate
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Endothall
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Dalapon
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Toxaphene
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Methoxychlor
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—BHC-GAMMA
October 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Endrin
October 1, 2012 – December 31, 2012
ResolvedMonitoring of Treatment (SWTR-Unfilt/GWR)
—Groundwater Rule
October 1, 2012 – October 31, 2012
ResolvedMonitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
July 1, 2012 – September 30, 2012
ResolvedMonitoring, Regular
—Toxaphene
July 1, 2012 – September 30, 2012
ResolvedMonitoring, Regular
—Dalapon
July 1, 2012 – September 30, 2012
ResolvedMonitoring, Regular
—Diquat
July 1, 2012 – September 30, 2012
ResolvedMonitoring, Regular
—Endothall
July 1, 2012 – September 30, 2012
ResolvedMonitoring, Regular
—Glyphosate
July 1, 2012 – September 30, 2012
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
July 1, 2012 – September 30, 2012
ResolvedMonitoring, Regular
—Endrin
July 1, 2012 – September 30, 2012
ResolvedMonitoring, Regular
—BHC-GAMMA
July 1, 2012 – September 30, 2012
ResolvedMonitoring, Regular
—Methoxychlor
July 1, 2012 – September 30, 2012
ResolvedMonitoring, Regular
—OXAMYL
July 1, 2012 – September 30, 2012
ResolvedMonitoring, Regular
—Simazine
July 1, 2012 – September 30, 2012
ResolvedMonitoring, Regular
—Picloram
July 1, 2012 – September 30, 2012
ResolvedMonitoring, Regular
—Dinoseb
July 1, 2012 – September 30, 2012
ResolvedMonitoring, Regular
—Hexachlorocyclopentadiene
July 1, 2012 – September 30, 2012
ResolvedMonitoring, Regular
—2,3,7,8-TCDD
July 1, 2012 – September 30, 2012
ResolvedMonitoring, Regular
—Carbofuran
July 1, 2012 – September 30, 2012
ResolvedMonitoring, Regular
—Atrazine
July 1, 2012 – September 30, 2012
ResolvedMonitoring, Regular
—LASSO
July 1, 2012 – September 30, 2012
ResolvedMonitoring, Regular
—Benzo(a)pyrene
July 1, 2012 – September 30, 2012
ResolvedMonitoring, Regular
—Benzo(a)pyrene
April 1, 2012 – June 30, 2012
ResolvedMonitoring, Regular
—Total Polychlorinated Biphenyls (PCB)
April 1, 2012 – June 30, 2012
ResolvedMonitoring, Regular
—Endothall
April 1, 2012 – June 30, 2012
ResolvedMonitoring, Regular
—Diquat
April 1, 2012 – June 30, 2012
ResolvedMonitoring, Regular
—Toxaphene
April 1, 2012 – June 30, 2012
ResolvedMonitoring, Regular
—Methoxychlor
April 1, 2012 – June 30, 2012
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
April 1, 2012 – June 30, 2012
ResolvedMonitoring, Regular
—OXAMYL
April 1, 2012 – June 30, 2012
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
April 1, 2012 – June 30, 2012
ResolvedMonitoring, Regular
—Picloram
April 1, 2012 – June 30, 2012
ResolvedMonitoring, Regular
—Dinoseb
April 1, 2012 – June 30, 2012
ResolvedMonitoring, Regular
—2,3,7,8-TCDD
April 1, 2012 – June 30, 2012
ResolvedMonitoring, Regular
—Endrin
April 1, 2012 – June 30, 2012
ResolvedMonitoring, Regular
—2,4-D
April 1, 2012 – June 30, 2012
ResolvedMonitoring, Regular
—2,4,5-TP
April 1, 2012 – June 30, 2012
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Ethylbenzene
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Toluene
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Benzene
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—CHLOROBENZENE
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Tetrachloroethylene
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Trichloroethylene
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—1,2-Dichloropropane
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Carbon tetrachloride
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—p-Dichlorobenzene
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—o-Dichlorobenzene
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—DICHLOROMETHANE
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Xylenes, Total
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Nitrite
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Nitrate
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Thallium, Total
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Beryllium, Total
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Antimony, Total
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Selenium
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Nickel
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Mercury
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Fluoride
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—CYANIDE
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Chromium
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Cadmium
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Barium
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—Arsenic
January 1, 2012 – December 31, 2012
ResolvedMonitoring and Reporting (DBP)
—TTHM
July 1, 2011 – September 30, 2011
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
July 1, 2011 – September 30, 2011
ResolvedFollow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
January 1, 2011 – September 27, 2011
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2009 – November 23, 2009
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2008 – April 29, 2009
ResolvedMonitoring of Treatment (SWTR-Unfilt/GWR)
—Surface Water Treatment Rule
July 1, 2007 – July 31, 2007
ResolvedMonitoring and Reporting (DBP)
—Chlorine
July 1, 2007 – September 11, 2007
ResolvedMonitoring of Treatment (SWTR-Unfilt/GWR)
—Surface Water Treatment Rule
January 1, 2007 – January 31, 2007
ResolvedMonitoring and Reporting (DBP)
—Chlorine
January 1, 2007 – March 7, 2007
ResolvedMonitoring of Treatment (SWTR-Unfilt/GWR)
—Surface Water Treatment Rule
September 1, 2005 – September 30, 2005
ResolvedMonitoring of Treatment (SWTR-Unfilt/GWR)
—Surface Water Treatment Rule
August 1, 2005 – August 31, 2005
ResolvedMonitoring and Reporting (DBP)
—Chlorine
July 1, 2005 – September 30, 2005
ResolvedMonitoring of Treatment (SWTR-Unfilt/GWR)
—Surface Water Treatment Rule
July 1, 2005 – July 31, 2005
ResolvedMonitoring of Treatment (SWTR-Unfilt/GWR)
—Surface Water Treatment Rule
June 1, 2005 – June 30, 2005
ResolvedMonitoring of Treatment (SWTR-Unfilt/GWR)
—Surface Water Treatment Rule
May 1, 2005 – May 31, 2005
ResolvedMonitoring and Reporting (DBP)
—Chlorine
April 1, 2005 – June 30, 2005
ResolvedMonitoring of Treatment (SWTR-Unfilt/GWR)
—Surface Water Treatment Rule
April 1, 2005 – April 30, 2005
ResolvedMonitoring of Treatment (SWTR-Unfilt/GWR)
—Surface Water Treatment Rule
February 1, 2005 – February 28, 2005
ResolvedFollow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
January 1, 2005 – December 16, 2005
ResolvedMonitoring and Reporting (DBP)
—Chlorine
January 1, 2005 – March 31, 2005
ResolvedMonitoring and Reporting (DBP)
—Chlorine
October 1, 2004 – December 31, 2004
ResolvedMonitoring of Treatment (SWTR-Unfilt/GWR)
—Surface Water Treatment Rule
August 1, 2004 – August 31, 2004
ResolvedMonitoring of Treatment (SWTR-Unfilt/GWR)
—Surface Water Treatment Rule
July 1, 2004 – July 31, 2004
ResolvedMonitoring and Reporting (DBP)
—Chlorine
July 1, 2004 – September 30, 2004
ResolvedMonitoring and Reporting (DBP)
—Chlorine
April 1, 2004 – June 30, 2004
ResolvedMonitoring and Reporting (DBP)
—Chlorine
January 1, 2004 – March 31, 2004
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
August 1, 2003 – August 31, 2003
ResolvedMonitoring of Treatment (SWTR-Unfilt/GWR)
—Surface Water Treatment Rule
May 1, 2003 – May 31, 2003
ResolvedMonitoring of Treatment (SWTR-Unfilt/GWR)
—Surface Water Treatment Rule
March 1, 2003 – March 31, 2003
ResolvedMonitoring of Treatment (SWTR-Unfilt/GWR)
—Surface Water Treatment Rule
February 1, 2003 – February 28, 2003
ResolvedMonitoring of Treatment (SWTR-Unfilt/GWR)
—Surface Water Treatment Rule
January 1, 2003 – January 31, 2003
ResolvedMonitoring, Regular
—Nitrate
January 1, 1996 – December 31, 1996
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
August 1, 1992 – August 31, 1992
ResolvedMonitoring, Regular
—Endrin
June 24, 1982 – June 23, 1985
Archived
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 5, 2026 – January 7, 2026 | Report Sample Result/Fail Monitor (RTCR) | Revised Total Coliform Rule | — | Resolved |
| October 11, 2025 – January 27, 2026 | Public Notification Violation for NPDWR Violation | Public Notice | — | Resolved |
| February 1, 2025 – February 28, 2025 | Monitoring of Treatment (SWTR-Unfilt/GWR) | Groundwater Rule | — | Resolved |
| July 1, 2024 – July 31, 2024 | Monitoring of Treatment (SWTR-Unfilt/GWR) | Groundwater Rule | — | Resolved |
| July 1, 2024 – September 30, 2024 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Resolved |
| January 1, 2024 – December 31, 2024 | Monitoring, Regular | Fluoride | — | Resolved |
| July 1, 2023 – August 28, 2023 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| October 1, 2022 – December 31, 2022 | Monitoring, Regular | Combined Uranium | — | Resolved |
| July 1, 2021 – September 30, 2021 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| July 1, 2021 – September 30, 2021 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| January 1, 2021 – December 31, 2021 | Monitoring, Regular | Thallium, Total | — | Resolved |
| June 1, 2020 – June 30, 2020 | Monitoring of Treatment (SWTR-Unfilt/GWR) | Groundwater Rule | — | Resolved |
| October 1, 2019 – December 31, 2019 | Monitoring, Regular | Radium-226 | — | Resolved |
| October 1, 2019 – December 31, 2019 | Monitoring, Regular | Radium-228 | — | Resolved |
| July 1, 2019 – September 30, 2019 | Monitoring, Regular | Simazine | — | Resolved |
| January 26, 2019 – January 28, 2020 | Public Notification Violation for NPDWR Violation | Public Notice | — | Resolved |
| January 1, 2019 – March 31, 2019 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| December 16, 2018 – January 28, 2020 | Treatment Technique, Level 1 Assessment (RTCR) | Revised Total Coliform Rule | Health-based | Resolved |
| December 16, 2018 – January 28, 2020 | Notify Level 1/Level 2 Treatment Technique Violation, Correct Action (RTCR) | Revised Total Coliform Rule | — | Resolved |
| October 1, 2018 – December 31, 2018 | Monitoring, Regular | Simazine | — | Resolved |
| January 1, 2018 – December 31, 2018 | Monitoring, Regular | CYANIDE | — | Resolved |
| January 1, 2018 – March 31, 2018 | Monitoring, Regular | Simazine | — | Resolved |
| July 1, 2017 – July 23, 2019 | Report Sample Result/Fail Monitor (RTCR) | Revised Total Coliform Rule | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | ETHYLENE DIBROMIDE | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | Total Polychlorinated Biphenyls (PCB) | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | Pentachlorophenol | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | 2,4-D | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | Heptachlor | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | 2,3,7,8-TCDD | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | LASSO | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | Atrazine | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | Carbofuran | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | Hexachlorocyclopentadiene | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | Dinoseb | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | Picloram | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | Simazine | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | OXAMYL | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | Glyphosate | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | Endothall | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | Diquat | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | Dalapon | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | Methoxychlor | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | Endrin | — | Resolved |
| July 1, 2015 – September 30, 2015 | Monitoring, Regular | Chlordane | — | Resolved |
| April 1, 2015 – June 30, 2015 | Monitoring, Regular | Heptachlor | — | Resolved |
| April 1, 2015 – June 30, 2015 | Monitoring, Regular | 2,3,7,8-TCDD | — | Resolved |
| April 1, 2015 – June 30, 2015 | Monitoring, Regular | Atrazine | — | Resolved |
| April 1, 2015 – June 30, 2015 | Monitoring, Regular | Carbofuran | — | Resolved |
| April 1, 2015 – June 30, 2015 | Monitoring, Regular | Hexachlorocyclopentadiene | — | Resolved |
| April 1, 2015 – June 30, 2015 | Monitoring, Regular | Dinoseb | — | Resolved |
| April 1, 2015 – June 30, 2015 | Monitoring, Regular | Picloram | — | Resolved |
| April 1, 2015 – June 30, 2015 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Resolved |
| April 1, 2015 – June 30, 2015 | Monitoring, Regular | Simazine | — | Resolved |
| April 1, 2015 – June 30, 2015 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Resolved |
| April 1, 2015 – June 30, 2015 | Monitoring, Regular | Glyphosate | — | Resolved |
| April 1, 2015 – June 30, 2015 | Monitoring, Regular | Endothall | — | Resolved |
| April 1, 2015 – June 30, 2015 | Monitoring, Regular | Dalapon | — | Resolved |
| April 1, 2015 – June 30, 2015 | Monitoring, Regular | Methoxychlor | — | Resolved |
| April 1, 2015 – June 30, 2015 | Monitoring, Regular | Endrin | — | Resolved |
| April 1, 2015 – June 30, 2015 | Monitoring, Regular | Chlordane | — | Resolved |
| April 1, 2015 – June 30, 2015 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Resolved |
| April 1, 2015 – June 30, 2015 | Monitoring, Regular | Total Polychlorinated Biphenyls (PCB) | — | Resolved |
| April 1, 2015 – June 30, 2015 | Monitoring, Regular | Pentachlorophenol | — | Resolved |
| April 1, 2015 – June 30, 2015 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| April 1, 2015 – June 30, 2015 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| April 1, 2015 – June 30, 2015 | Monitoring, Regular | 2,4-D | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | Glyphosate | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | Endothall | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | Diquat | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | Dalapon | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | Toxaphene | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | Methoxychlor | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | Endrin | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | BHC-GAMMA | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | Chlordane | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | ETHYLENE DIBROMIDE | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | Total Polychlorinated Biphenyls (PCB) | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | Pentachlorophenol | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | 2,4-D | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | Heptachlor | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | 2,3,7,8-TCDD | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | LASSO | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | Atrazine | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | Carbofuran | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | Hexachlorocyclopentadiene | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | Dinoseb | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | Picloram | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | Simazine | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | OXAMYL | — | Resolved |
| July 1, 2014 – September 30, 2014 | Monitoring, Regular | Toxaphene | — | Resolved |
| July 1, 2014 – September 30, 2014 | Monitoring, Regular | ETHYLENE DIBROMIDE | — | Resolved |
| July 1, 2014 – September 30, 2014 | Monitoring, Regular | Pentachlorophenol | — | Resolved |
| July 1, 2014 – September 30, 2014 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| July 1, 2014 – September 30, 2014 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| July 1, 2014 – September 30, 2014 | Monitoring, Regular | 2,4-D | — | Resolved |
| July 1, 2014 – September 30, 2014 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| July 1, 2014 – September 30, 2014 | Monitoring, Regular | LASSO | — | Resolved |
| July 1, 2014 – September 30, 2014 | Monitoring, Regular | Dinoseb | — | Resolved |
| July 1, 2014 – September 30, 2014 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Resolved |
| July 1, 2014 – September 30, 2014 | Monitoring, Regular | OXAMYL | — | Resolved |
| July 1, 2014 – September 30, 2014 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Resolved |
| February 1, 2014 – February 28, 2014 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| January 1, 2014 – March 31, 2014 | Monitoring, Regular | Chlordane | — | Resolved |
| January 1, 2014 – March 31, 2014 | Monitoring, Regular | ETHYLENE DIBROMIDE | — | Resolved |
| January 1, 2014 – March 31, 2014 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Resolved |
| January 1, 2014 – March 31, 2014 | Monitoring, Regular | Total Polychlorinated Biphenyls (PCB) | — | Resolved |
| January 1, 2014 – March 31, 2014 | Monitoring, Regular | Pentachlorophenol | — | Resolved |
| January 1, 2014 – March 31, 2014 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| January 1, 2014 – March 31, 2014 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| January 1, 2014 – March 31, 2014 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| January 1, 2014 – March 31, 2014 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| January 1, 2014 – March 31, 2014 | Monitoring, Regular | Heptachlor | — | Resolved |
| January 1, 2014 – March 31, 2014 | Monitoring, Regular | 2,3,7,8-TCDD | — | Resolved |
| January 1, 2014 – March 31, 2014 | Monitoring, Regular | LASSO | — | Resolved |
| January 1, 2014 – March 31, 2014 | Monitoring, Regular | Atrazine | — | Resolved |
| January 1, 2014 – March 31, 2014 | Monitoring, Regular | Carbofuran | — | Resolved |
| January 1, 2014 – March 31, 2014 | Monitoring, Regular | Hexachlorocyclopentadiene | — | Resolved |
| January 1, 2014 – March 31, 2014 | Monitoring, Regular | Dinoseb | — | Resolved |
| January 1, 2014 – March 31, 2014 | Monitoring, Regular | Picloram | — | Resolved |
| January 1, 2014 – March 31, 2014 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Resolved |
| January 1, 2014 – March 31, 2014 | Monitoring, Regular | Simazine | — | Resolved |
| January 1, 2014 – March 31, 2014 | Monitoring, Regular | OXAMYL | — | Resolved |
| January 1, 2014 – March 31, 2014 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Resolved |
| January 1, 2014 – March 31, 2014 | Monitoring, Regular | Glyphosate | — | Resolved |
| January 1, 2014 – March 31, 2014 | Monitoring, Regular | Diquat | — | Resolved |
| January 1, 2014 – March 31, 2014 | Monitoring, Regular | Dalapon | — | Resolved |
| January 1, 2014 – March 31, 2014 | Monitoring, Regular | Toxaphene | — | Resolved |
| January 1, 2014 – March 31, 2014 | Monitoring, Regular | BHC-GAMMA | — | Resolved |
| January 1, 2014 – March 31, 2014 | Monitoring, Regular | Endrin | — | Resolved |
| January 1, 2014 – January 31, 2014 | Treatment Technique (SWTR and GWR) | Groundwater Rule | Health-based | Resolved |
| January 1, 2014 – December 9, 2016 | Public Notification Violation for NPDWR Violation | Public Notice | — | Resolved |
| October 1, 2013 – October 31, 2013 | Monitoring of Treatment (SWTR-Unfilt/GWR) | Groundwater Rule | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | Chlordane | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | ETHYLENE DIBROMIDE | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | Total Polychlorinated Biphenyls (PCB) | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | Pentachlorophenol | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | Radium-226 | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | Heptachlor | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | 2,4-D | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | 2,3,7,8-TCDD | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | LASSO | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | Atrazine | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | Carbofuran | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | Hexachlorocyclopentadiene | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | Dinoseb | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | Picloram | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | Simazine | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | OXAMYL | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | Glyphosate | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | Diquat | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | Dalapon | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | Toxaphene | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | Methoxychlor | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | BHC-GAMMA | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | Endrin | — | Resolved |
| October 1, 2013 – December 31, 2013 | Monitoring, Regular | Radium-228 | — | Resolved |
| August 1, 2013 – August 31, 2013 | Treatment Technique (SWTR and GWR) | Groundwater Rule | Health-based | Resolved |
| August 1, 2013 – December 8, 2016 | Public Notification Violation for NPDWR Violation | Public Notice | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | ETHYLENE DIBROMIDE | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | Endrin | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | BHC-GAMMA | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | Methoxychlor | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | Toxaphene | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | Dalapon | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | Diquat | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | Endothall | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | Glyphosate | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | OXAMYL | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | Simazine | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | Picloram | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | Dinoseb | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | Hexachlorocyclopentadiene | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | Carbofuran | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | Atrazine | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | LASSO | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | 2,3,7,8-TCDD | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | Heptachlor | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | 2,4-D | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | Pentachlorophenol | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | Total Polychlorinated Biphenyls (PCB) | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Resolved |
| July 1, 2013 – September 30, 2013 | Monitoring, Regular | Chlordane | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Pentachlorophenol | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Total Polychlorinated Biphenyls (PCB) | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | ETHYLENE DIBROMIDE | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Chlordane | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | BHC-GAMMA | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Methoxychlor | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Toxaphene | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Dalapon | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Diquat | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Endothall | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Glyphosate | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Simazine | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Dinoseb | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Hexachlorocyclopentadiene | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Carbofuran | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Atrazine | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | LASSO | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | 2,3,7,8-TCDD | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Heptachlor | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | 2,4-D | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| January 1, 2013 – March 31, 2013 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | Diquat | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | Chlordane | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | ETHYLENE DIBROMIDE | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | Total Polychlorinated Biphenyls (PCB) | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | Pentachlorophenol | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | 2,4-D | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | 2,3,7,8-TCDD | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | LASSO | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | Atrazine | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | Carbofuran | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | Hexachlorocyclopentadiene | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | Dinoseb | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | Picloram | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | Simazine | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | OXAMYL | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | Glyphosate | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | Endothall | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | Dalapon | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | Toxaphene | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | Methoxychlor | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | BHC-GAMMA | — | Resolved |
| October 1, 2012 – December 31, 2012 | Monitoring, Regular | Endrin | — | Resolved |
| October 1, 2012 – October 31, 2012 | Monitoring of Treatment (SWTR-Unfilt/GWR) | Groundwater Rule | — | Resolved |
| July 1, 2012 – September 30, 2012 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Resolved |
| July 1, 2012 – September 30, 2012 | Monitoring, Regular | Toxaphene | — | Resolved |
| July 1, 2012 – September 30, 2012 | Monitoring, Regular | Dalapon | — | Resolved |
| July 1, 2012 – September 30, 2012 | Monitoring, Regular | Diquat | — | Resolved |
| July 1, 2012 – September 30, 2012 | Monitoring, Regular | Endothall | — | Resolved |
| July 1, 2012 – September 30, 2012 | Monitoring, Regular | Glyphosate | — | Resolved |
| July 1, 2012 – September 30, 2012 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Resolved |
| July 1, 2012 – September 30, 2012 | Monitoring, Regular | Endrin | — | Resolved |
| July 1, 2012 – September 30, 2012 | Monitoring, Regular | BHC-GAMMA | — | Resolved |
| July 1, 2012 – September 30, 2012 | Monitoring, Regular | Methoxychlor | — | Resolved |
| July 1, 2012 – September 30, 2012 | Monitoring, Regular | OXAMYL | — | Resolved |
| July 1, 2012 – September 30, 2012 | Monitoring, Regular | Simazine | — | Resolved |
| July 1, 2012 – September 30, 2012 | Monitoring, Regular | Picloram | — | Resolved |
| July 1, 2012 – September 30, 2012 | Monitoring, Regular | Dinoseb | — | Resolved |
| July 1, 2012 – September 30, 2012 | Monitoring, Regular | Hexachlorocyclopentadiene | — | Resolved |
| July 1, 2012 – September 30, 2012 | Monitoring, Regular | 2,3,7,8-TCDD | — | Resolved |
| July 1, 2012 – September 30, 2012 | Monitoring, Regular | Carbofuran | — | Resolved |
| July 1, 2012 – September 30, 2012 | Monitoring, Regular | Atrazine | — | Resolved |
| July 1, 2012 – September 30, 2012 | Monitoring, Regular | LASSO | — | Resolved |
| July 1, 2012 – September 30, 2012 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| April 1, 2012 – June 30, 2012 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| April 1, 2012 – June 30, 2012 | Monitoring, Regular | Total Polychlorinated Biphenyls (PCB) | — | Resolved |
| April 1, 2012 – June 30, 2012 | Monitoring, Regular | Endothall | — | Resolved |
| April 1, 2012 – June 30, 2012 | Monitoring, Regular | Diquat | — | Resolved |
| April 1, 2012 – June 30, 2012 | Monitoring, Regular | Toxaphene | — | Resolved |
| April 1, 2012 – June 30, 2012 | Monitoring, Regular | Methoxychlor | — | Resolved |
| April 1, 2012 – June 30, 2012 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Resolved |
| April 1, 2012 – June 30, 2012 | Monitoring, Regular | OXAMYL | — | Resolved |
| April 1, 2012 – June 30, 2012 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Resolved |
| April 1, 2012 – June 30, 2012 | Monitoring, Regular | Picloram | — | Resolved |
| April 1, 2012 – June 30, 2012 | Monitoring, Regular | Dinoseb | — | Resolved |
| April 1, 2012 – June 30, 2012 | Monitoring, Regular | 2,3,7,8-TCDD | — | Resolved |
| April 1, 2012 – June 30, 2012 | Monitoring, Regular | Endrin | — | Resolved |
| April 1, 2012 – June 30, 2012 | Monitoring, Regular | 2,4-D | — | Resolved |
| April 1, 2012 – June 30, 2012 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | Toluene | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | Benzene | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | Xylenes, Total | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | Nitrite | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | Nitrate | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | Thallium, Total | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | Beryllium, Total | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | Antimony, Total | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | Selenium | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | Nickel | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | Mercury | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | Fluoride | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | CYANIDE | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | Chromium | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | Cadmium | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | Barium | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | Arsenic | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| July 1, 2011 – September 30, 2011 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| January 1, 2011 – September 27, 2011 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| July 1, 2009 – November 23, 2009 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| July 1, 2008 – April 29, 2009 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| July 1, 2007 – July 31, 2007 | Monitoring of Treatment (SWTR-Unfilt/GWR) | Surface Water Treatment Rule | — | Resolved |
| July 1, 2007 – September 11, 2007 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| January 1, 2007 – January 31, 2007 | Monitoring of Treatment (SWTR-Unfilt/GWR) | Surface Water Treatment Rule | — | Resolved |
| January 1, 2007 – March 7, 2007 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| September 1, 2005 – September 30, 2005 | Monitoring of Treatment (SWTR-Unfilt/GWR) | Surface Water Treatment Rule | — | Resolved |
| August 1, 2005 – August 31, 2005 | Monitoring of Treatment (SWTR-Unfilt/GWR) | Surface Water Treatment Rule | — | Resolved |
| July 1, 2005 – September 30, 2005 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| July 1, 2005 – July 31, 2005 | Monitoring of Treatment (SWTR-Unfilt/GWR) | Surface Water Treatment Rule | — | Resolved |
| June 1, 2005 – June 30, 2005 | Monitoring of Treatment (SWTR-Unfilt/GWR) | Surface Water Treatment Rule | — | Resolved |
| May 1, 2005 – May 31, 2005 | Monitoring of Treatment (SWTR-Unfilt/GWR) | Surface Water Treatment Rule | — | Resolved |
| April 1, 2005 – June 30, 2005 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| April 1, 2005 – April 30, 2005 | Monitoring of Treatment (SWTR-Unfilt/GWR) | Surface Water Treatment Rule | — | Resolved |
| February 1, 2005 – February 28, 2005 | Monitoring of Treatment (SWTR-Unfilt/GWR) | Surface Water Treatment Rule | — | Resolved |
| January 1, 2005 – December 16, 2005 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| January 1, 2005 – March 31, 2005 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| October 1, 2004 – December 31, 2004 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| August 1, 2004 – August 31, 2004 | Monitoring of Treatment (SWTR-Unfilt/GWR) | Surface Water Treatment Rule | — | Resolved |
| July 1, 2004 – July 31, 2004 | Monitoring of Treatment (SWTR-Unfilt/GWR) | Surface Water Treatment Rule | — | Resolved |
| July 1, 2004 – September 30, 2004 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| April 1, 2004 – June 30, 2004 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| January 1, 2004 – March 31, 2004 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| August 1, 2003 – August 31, 2003 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| May 1, 2003 – May 31, 2003 | Monitoring of Treatment (SWTR-Unfilt/GWR) | Surface Water Treatment Rule | — | Resolved |
| March 1, 2003 – March 31, 2003 | Monitoring of Treatment (SWTR-Unfilt/GWR) | Surface Water Treatment Rule | — | Resolved |
| February 1, 2003 – February 28, 2003 | Monitoring of Treatment (SWTR-Unfilt/GWR) | Surface Water Treatment Rule | — | Resolved |
| January 1, 2003 – January 31, 2003 | Monitoring of Treatment (SWTR-Unfilt/GWR) | Surface Water Treatment Rule | — | Resolved |
| January 1, 1996 – December 31, 1996 | Monitoring, Regular | Nitrate | — | Resolved |
| August 1, 1992 – August 31, 1992 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| June 24, 1982 – June 23, 1985 | Monitoring, Regular | Endrin | — | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- January 27, 2026State Compliance achieved1 linked violation
- January 7, 2026State Compliance achieved1 linked violation
- January 7, 2026State Public Notification received1 linked violation
- January 7, 2026State Public Notification requested1 linked violation
- January 7, 2026State Violation/Reminder Notice1 linked violation
- November 25, 2025State Compliance achieved1 linked violation
- April 22, 2025State Compliance achieved1 linked violation
- April 22, 2025State Violation/Reminder Notice1 linked violation
- March 21, 2025State Compliance achieved1 linked violation
- February 12, 2025State Formal Notice of Violation issued1 linked violation
- February 12, 2025State Compliance achieved1 linked violation
- November 12, 2024State Formal Notice of Violation issued1 linked violation
- November 12, 2024State Public Notification requested1 linked violation
- August 26, 2024State Violation/Reminder Notice1 linked violation
- August 26, 2024State Compliance achieved1 linked violation
- August 26, 2024State Public Notification received1 linked violation
- August 26, 2024State Public Notification requested1 linked violation
- December 5, 2023State Public Notification received1 linked violation
- December 5, 2023State Violation/Reminder Notice1 linked violation
- December 5, 2023State Compliance achieved1 linked violation
- October 30, 2023State Public Notification requested1 linked violation
- October 30, 2023State Violation/Reminder Notice1 linked violation
- October 30, 2023State Public Notification received1 linked violation
- October 30, 2023State Compliance achieved1 linked violation
- August 28, 2023State Violation/Reminder Notice1 linked violation
- August 28, 2023State Compliance achieved1 linked violation
- February 6, 2023State Violation/Reminder Notice1 linked violation
- February 6, 2023State Compliance achieved1 linked violation
- November 23, 2022State Compliance achieved1 linked violation
- November 14, 2022State Violation/Reminder Notice1 linked violation
- October 27, 2021State Public Notification received2 linked violations
- October 27, 2021State Compliance achieved2 linked violations
- October 27, 2021State Public Notification requested2 linked violations
- October 27, 2021State Violation/Reminder Notice2 linked violations
- March 9, 2020State Public Notification received2 linked violations
- March 9, 2020State Violation/Reminder Notice2 linked violations
- March 9, 2020State Compliance achieved2 linked violations
- March 9, 2020State Public Notification requested2 linked violations
- January 28, 2020State Public Notification requested6 linked violations
- January 28, 2020State Violation/Reminder Notice6 linked violations
- January 28, 2020State Public Notification received6 linked violations
- January 28, 2020State Compliance achieved6 linked violations
- October 1, 2019State Violation/Reminder Notice1 linked violation
- October 1, 2019State Public Notification requested1 linked violation
- October 1, 2019State Public Notification received1 linked violation
- October 1, 2019State Compliance achieved1 linked violation
- July 23, 2019State Compliance achieved3 linked violations
- July 23, 2019State Violation/Reminder Notice3 linked violations
- May 21, 2019State Compliance achieved1 linked violation
- May 21, 2019State Public Notification requested1 linked violation
- May 21, 2019State Violation/Reminder Notice1 linked violation
- May 21, 2019State Public Notification received1 linked violation
- December 13, 2016State Compliance achieved91 linked violations
- December 9, 2016State Compliance achieved96 linked violations
- December 9, 2016State Compliance achieved1 linked violation
- December 8, 2016State Compliance achieved32 linked violations
- December 6, 2016State Compliance achieved94 linked violations
- July 19, 2013State Compliance achieved60 linked violations
- February 2, 2012State Compliance achieved2 linked violations
- September 27, 2011State Violation/Reminder Notice1 linked violation
- September 27, 2011State Formal Notice of Violation issued1 linked violation
- September 27, 2011State Compliance achieved1 linked violation
- September 13, 2011State Violation/Reminder Notice1 linked violation
- September 13, 2011State Compliance achieved1 linked violation
- September 13, 2011State Formal Notice of Violation issued1 linked violation
- November 23, 2009State Compliance achieved1 linked violation
- April 29, 2009State Compliance achieved1 linked violation
- April 29, 2009State Violation/Reminder Notice1 linked violation
- September 11, 2007State Compliance achieved2 linked violations
- September 11, 2007State Public Notification received2 linked violations
- September 11, 2007State Public Notification requested2 linked violations
- September 11, 2007State Violation/Reminder Notice2 linked violations
- March 7, 2007State Compliance achieved2 linked violations
- December 16, 2005State Compliance achieved9 linked violations
- September 7, 2005State Compliance achieved10 linked violations
- June 8, 2005State Formal Notice of Violation issued1 linked violation
- June 8, 2005State Formal Notice of Violation issued1 linked violation
- June 3, 2005State Compliance achieved3 linked violations
- August 25, 2004State Compliance achieved1 linked violation
- August 25, 2004State Formal Notice of Violation issued1 linked violation
- December 6, 1985State Site Visit for enforcement purposesgeneral compliance action — not tied to a specific violation on record
- December 6, 1985State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- June 26, 1984State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
- May 5, 1983State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
- April 5, 1983State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
- February 1, 1983State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
- January 27, 1983State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
- January 17, 1983State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
- October 27, 1982State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
- October 5, 1982State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
- September 30, 1982Federal issued Formal Notice of Violationgeneral compliance action — not tied to a specific violation on record
- June 30, 1982State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
- June 1, 1982State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
- April 21, 1982State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
- March 19, 1982State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
- March 19, 1982State Unresolvedgeneral compliance action — not tied to a specific violation on record
- February 19, 1982State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
- January 19, 1982State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
- December 19, 1981State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
- November 19, 1981State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
- October 19, 1981State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
- September 19, 1981State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
- August 19, 1981State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
- July 19, 1981State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
- June 19, 1981State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
- May 19, 1981State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
- April 19, 1981State Public Notification received1 linked violation
Contact
DUNCAN TWP MUNICIPAL AUTHORITY
570-353-7532
WELLSBORO, PA 16901