Drinking Water Compliance OS

CALDWELL, ID · Canyon County

CALDWELL CITY OF 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 Idaho’s official records. Always confirm current status with Idaho before making decisions based on this information.

System facts

System ID (PWSID)
ID3140013
System type
Community Water System
Population served
74,000
Service connections
25,000
Ownership
local government
Water source
groundwater (wells)

Violation history

  • Monitoring, Regular

    Endrin

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Heptachlor epoxide

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Glyphosate

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    2,4,5-TP

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Heptachlor

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Atrazine

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Carbofuran

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Dinoseb

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Simazine

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    OXAMYL

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Endothall

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Diquat

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    Methoxychlor

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    BHC-GAMMA

    January 1, 2020 – December 31, 2022

    Archived
  • Monitoring, Regular

    2,4-D

    January 1, 2017 – December 31, 2019

    Resolved
  • Monitoring, Regular

    Chlordane

    January 1, 2017 – December 31, 2019

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    January 1, 2017 – December 31, 2019

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    January 1, 2017 – December 31, 2019

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    January 1, 2017 – December 31, 2019

    Resolved
  • Monitoring, Regular

    Heptachlor

    January 1, 2017 – December 31, 2019

    Resolved
  • Monitoring, Regular

    Atrazine

    January 1, 2017 – December 31, 2019

    Resolved
  • Monitoring, Regular

    Carbofuran

    January 1, 2017 – December 31, 2019

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    January 1, 2017 – December 31, 2019

    Resolved
  • Monitoring, Regular

    Endothall

    January 1, 2017 – December 31, 2019

    Resolved
  • Monitoring, Regular

    Dalapon

    January 1, 2017 – December 31, 2019

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    January 1, 2012 – December 31, 2012

    Archived
  • Monitoring, Regular

    Chlordane

    January 1, 2011 – December 31, 2013

    Archived
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    January 1, 2011 – December 31, 2013

    Archived
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    January 1, 2011 – December 31, 2013

    Archived
  • Monitoring, Regular

    Pentachlorophenol

    January 1, 2011 – December 31, 2013

    Archived
  • Monitoring, Regular

    Benzo(a)pyrene

    January 1, 2011 – December 31, 2013

    Archived
  • Monitoring, Regular

    2,4,5-TP

    January 1, 2011 – December 31, 2013

    Archived
  • Monitoring, Regular

    2,4-D

    January 1, 2011 – December 31, 2013

    Archived
  • Monitoring, Regular

    Heptachlor epoxide

    January 1, 2011 – December 31, 2013

    Archived
  • Monitoring, Regular

    LASSO

    January 1, 2011 – December 31, 2013

    Archived
  • Monitoring, Regular

    Atrazine

    January 1, 2011 – December 31, 2013

    Archived
  • Monitoring, Regular

    Carbofuran

    January 1, 2011 – December 31, 2013

    Archived
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    January 1, 2011 – December 31, 2013

    Archived
  • Monitoring, Regular

    Dinoseb

    January 1, 2011 – December 31, 2013

    Archived
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    January 1, 2011 – December 31, 2013

    Archived
  • Monitoring, Regular

    Simazine

    January 1, 2011 – December 31, 2013

    Archived
  • Monitoring, Regular

    OXAMYL

    January 1, 2011 – December 31, 2013

    Archived
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    January 1, 2011 – December 31, 2013

    Archived
  • Monitoring, Regular

    Glyphosate

    January 1, 2011 – December 31, 2013

    Archived
  • Monitoring, Regular

    Endothall

    January 1, 2011 – December 31, 2013

    Archived
  • Monitoring, Regular

    Diquat

    January 1, 2011 – December 31, 2013

    Archived
  • Monitoring, Regular

    Dalapon

    January 1, 2011 – December 31, 2013

    Archived
  • Monitoring, Regular

    Toxaphene

    January 1, 2011 – December 31, 2013

    Archived
  • Monitoring, Regular

    Methoxychlor

    January 1, 2011 – December 31, 2013

    Archived
  • Monitoring, Regular

    Endrin

    January 1, 2011 – December 31, 2013

    Archived
  • Monitoring, Regular

    BHC-GAMMA

    January 1, 2011 – December 31, 2013

    Archived
  • Monitoring, Regular

    Radium-226

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    Endrin

    January 1, 2010 – March 31, 2010

    Resolved
  • Monitoring, Regular

    Methoxychlor

    January 1, 2010 – March 31, 2010

    Resolved
  • Monitoring, Regular

    Toxaphene

    January 1, 2010 – March 31, 2010

    Resolved
  • Monitoring, Regular

    Diquat

    January 1, 2010 – March 31, 2010

    Resolved
  • Monitoring, Regular

    Endothall

    January 1, 2010 – March 31, 2010

    Resolved
  • Monitoring, Regular

    Dinoseb

    January 1, 2010 – March 31, 2010

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    January 1, 2010 – March 31, 2010

    Resolved
  • Monitoring, Regular

    Chlordane

    January 1, 2010 – March 31, 2010

    Resolved
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    Xylenes, Total

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    Vinyl chloride

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    1,2-Dichloropropane

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    Trichloroethylene

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    Benzene

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    Toluene

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    Ethylbenzene

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    Radium-226

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    Radium-226

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    Radium-228

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    Radium-228

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    Radium-228

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    Combined Uranium

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    Combined Uranium

    January 1, 2010 – March 31, 2010

    Archived
  • Monitoring, Regular

    Combined Uranium

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    Simazine

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Picloram

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Dinoseb

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Radium-226

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    Radium-226

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    Radium-228

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    Radium-228

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    OXAMYL

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Heptachlor

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Ethylbenzene

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    Toluene

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    Benzene

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    CHLOROBENZENE

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    Tetrachloroethylene

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    1,1,2-Trichloroethane

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    Trichloroethylene

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    1,2-Dichloropropane

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    Carbon tetrachloride

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    1,1,1-Trichloroethane

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    1,2-Dichloroethane

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    1,1-Dichloroethylene

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    Vinyl chloride

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    o-Dichlorobenzene

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    DICHLOROMETHANE

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    Styrene

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    Xylenes, Total

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    Chlordane

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    2,4-D

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Heptachlor

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    LASSO

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Atrazine

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Dinoseb

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    OXAMYL

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Endothall

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Toxaphene

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Dalapon

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Diquat

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Glyphosate

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    Radium-226

    October 1, 2009 – December 31, 2009

    Archived
  • Monitoring, Regular

    Radium-226

    January 1, 2009 – March 31, 2009

    Archived
  • Monitoring, Regular

    LASSO

    October 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    October 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    October 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    July 1, 2007 – September 30, 2007

    Resolved

Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state

Enforcement actions

Contact

MARTIN, TERRY L

208-455-4793

CALDWELL, ID 83606