SANDY, OR · Clackamas County

SLEEPY HOLLOW WATER DISTRICT 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 Oregon’s official records. Always confirm current status with Oregon before making decisions based on this information.

System facts

System ID (PWSID): OR4100629
System type: Community Water System
Population served: 135
Service connections: 65
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2025 – July 29, 2025
Resolved
Monitoring, Source Water (GWR)
—
E. COLI
August 12, 2024 – August 27, 2024
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2024 – September 26, 2024
Resolved
Monitoring, Regular
—
Toluene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Benzene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Trichloroethylene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Vinyl chloride
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Xylenes, Total
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Styrene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Ethylbenzene
January 1, 2023 – December 31, 2025
Archived
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
May 1, 2021 – May 31, 2021
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
April 1, 2021 – April 30, 2021
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
November 1, 2020 – November 30, 2020
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
September 1, 2020 – September 30, 2020
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
April 1, 2020 – April 30, 2020
Resolved
Monitoring, Regular
—
Chlordane
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Endrin
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
BHC-GAMMA
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Methoxychlor
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Toxaphene
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Dalapon
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Diquat
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Endothall
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Glyphosate
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) adipate
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
OXAMYL
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Simazine
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) phthalate
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Picloram
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Dinoseb
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Hexachlorocyclopentadiene
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Carbofuran
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Atrazine
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
LASSO
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Heptachlor
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Heptachlor epoxide
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
2,4-D
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
2,4,5-TP
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
HEXACHLOROBENZENE
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Benzo(a)pyrene
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Pentachlorophenol
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Total Polychlorinated Biphenyls (PCB)
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
ETHYLENE DIBROMIDE
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Combined Radium (-226 and -228)
January 1, 2017 – December 31, 2025
Archived
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
January 1, 2017 – December 31, 2025
Archived
Public Notification Violation for NPDWR Violation
—
Public Notice
March 28, 2015 – April 24, 2015
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
February 1, 2015 – February 28, 2015
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
January 1, 2015 – January 31, 2015
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
December 1, 2014 – December 31, 2014
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 2014 – July 31, 2014
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
June 1, 2014 – June 30, 2014
Resolved
Monitoring, Regular
—
Combined Uranium
January 1, 2014 – December 31, 2022
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2013 – September 18, 2014
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2011 – December 31, 2011
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 2007 – July 31, 2007
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2004 – March 17, 2005
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2004 – December 31, 2004
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 19, 2003 – March 15, 2005
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2003 – March 17, 2005
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
April 1, 2003 – April 30, 2003
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
March 1, 2003 – March 31, 2003
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2003 – July 20, 2004
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 19, 2002 – March 15, 2005
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
August 1, 2002 – August 31, 2002
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
July 1, 2002 – July 31, 2002
Resolved
Monitoring, Regular
—
Pentachlorophenol
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) adipate
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Simazine
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Dinoseb
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
LASSO
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Heptachlor epoxide
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
2,4,5-TP
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Benzo(a)pyrene
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Chlordane
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Methoxychlor
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
BHC-GAMMA
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Endrin
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Benzene
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 2002 – December 31, 2004
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 19, 2001 – March 15, 2005
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2000 – March 17, 2005
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
February 1, 2000 – February 29, 2000
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
October 19, 1999 – March 17, 2005
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
September 8, 1999 – July 20, 2004
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
September 1, 1994 – September 30, 1994
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 1993 – February 28, 1993
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
September 1, 1992 – September 30, 1992
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
September 1, 1991 – September 30, 1991
Resolved
Monitoring, Repeat Minor (TCR)
—
Coliform (TCR)
August 1, 1991 – August 31, 1991
Resolved
Monitoring, Regular
—
Combined Radium (-226 and -228)
June 1, 1976 – May 31, 1980
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
July 1, 2025 – July 29, 2025	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
August 12, 2024 – August 27, 2024	Monitoring, Source Water (GWR)	E. COLI	—	Resolved
July 1, 2024 – September 26, 2024	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2023 – December 31, 2025	Monitoring, Regular	Toluene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Benzene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	CHLOROBENZENE	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Tetrachloroethylene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	1,1,2-Trichloroethane	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Trichloroethylene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	1,2-Dichloropropane	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Carbon tetrachloride	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	1,1,1-Trichloroethane	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	1,1-Dichloroethylene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Vinyl chloride	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	p-Dichlorobenzene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	o-Dichlorobenzene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	DICHLOROMETHANE	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Xylenes, Total	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	1,2-Dichloroethane	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Styrene	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Ethylbenzene	—	Archived
May 1, 2021 – May 31, 2021	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
April 1, 2021 – April 30, 2021	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
November 1, 2020 – November 30, 2020	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
September 1, 2020 – September 30, 2020	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
April 1, 2020 – April 30, 2020	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Chlordane	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Endrin	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	BHC-GAMMA	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Methoxychlor	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Toxaphene	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Dalapon	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Diquat	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Endothall	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Glyphosate	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Di(2-ethylhexyl) adipate	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	OXAMYL	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Simazine	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Di(2-ethylhexyl) phthalate	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Picloram	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Dinoseb	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Hexachlorocyclopentadiene	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Carbofuran	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Atrazine	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	LASSO	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Heptachlor	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Heptachlor epoxide	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	2,4-D	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	2,4,5-TP	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	HEXACHLOROBENZENE	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Benzo(a)pyrene	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Pentachlorophenol	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Total Polychlorinated Biphenyls (PCB)	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	ETHYLENE DIBROMIDE	—	Resolved
January 1, 2017 – December 31, 2025	Monitoring, Regular	Combined Radium (-226 and -228)	—	Archived
January 1, 2017 – December 31, 2025	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived
March 28, 2015 – April 24, 2015	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
February 1, 2015 – February 28, 2015	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
January 1, 2015 – January 31, 2015	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
December 1, 2014 – December 31, 2014	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
July 1, 2014 – July 31, 2014	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
June 1, 2014 – June 30, 2014	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
January 1, 2014 – December 31, 2022	Monitoring, Regular	Combined Uranium	—	Resolved
January 1, 2013 – September 18, 2014	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
January 1, 2011 – December 31, 2011	Monitoring, Regular	Nitrate	—	Resolved
July 1, 2007 – July 31, 2007	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2004 – March 17, 2005	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2004 – December 31, 2004	Monitoring, Regular	Nitrate	—	Resolved
October 19, 2003 – March 15, 2005	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2003 – March 17, 2005	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
April 1, 2003 – April 30, 2003	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
March 1, 2003 – March 31, 2003	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
January 1, 2003 – July 20, 2004	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
October 19, 2002 – March 15, 2005	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
August 1, 2002 – August 31, 2002	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
July 1, 2002 – July 31, 2002	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Pentachlorophenol	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Di(2-ethylhexyl) adipate	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Simazine	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Dinoseb	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	LASSO	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Heptachlor epoxide	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	2,4,5-TP	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Benzo(a)pyrene	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Chlordane	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Methoxychlor	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	BHC-GAMMA	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Endrin	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Benzene	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Trichloroethylene	—	Resolved
October 19, 2001 – March 15, 2005	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2000 – March 17, 2005	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
February 1, 2000 – February 29, 2000	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
October 19, 1999 – March 17, 2005	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
September 8, 1999 – July 20, 2004	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
September 1, 1994 – September 30, 1994	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
February 1, 1993 – February 28, 1993	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
September 1, 1992 – September 30, 1992	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
September 1, 1991 – September 30, 1991	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
August 1, 1991 – August 31, 1991	Monitoring, Repeat Minor (TCR)	Coliform (TCR)	—	Resolved
June 1, 1976 – May 31, 1980	Monitoring, Regular	Combined Radium (-226 and -228)	—	Archived

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

Enforcement actions

July 29, 2025State Compliance achieved1 linked violation
September 26, 2024State Compliance achieved1 linked violation
August 27, 2024State Compliance achieved1 linked violation
November 20, 2023State Compliance achieved2 linked violations
November 20, 2023State Compliance achieved1 linked violation
November 20, 2023State Compliance achieved1 linked violation
November 20, 2023State Compliance achieved2 linked violations
November 20, 2023State Compliance achieved1 linked violation
November 20, 2023State Compliance achieved2 linked violations
November 20, 2023State Compliance achieved1 linked violation
November 20, 2023State Compliance achieved1 linked violation
November 20, 2023State Compliance achieved1 linked violation
November 20, 2023State Compliance achieved1 linked violation
November 20, 2023State Compliance achieved1 linked violation
November 20, 2023State Compliance achieved1 linked violation
November 20, 2023State Compliance achieved1 linked violation
November 20, 2023State Compliance achieved1 linked violation
November 20, 2023State Compliance achieved2 linked violations
November 20, 2023State Compliance achieved1 linked violation
November 20, 2023State Compliance achieved1 linked violation
November 20, 2023State Compliance achieved1 linked violation
November 20, 2023State Compliance achieved1 linked violation
February 2, 2023State Compliance achieved1 linked violation
February 2, 2023State Compliance achieved1 linked violation
February 2, 2023State Compliance achieved1 linked violation
February 2, 2023State Compliance achieved1 linked violation
February 2, 2023State Compliance achieved1 linked violation
February 2, 2023State Compliance achieved1 linked violation
January 30, 2023State Compliance achieved1 linked violation
July 7, 2021State Compliance achieved1 linked violation
July 7, 2021State Compliance achieved1 linked violation
December 9, 2020State Compliance achieved1 linked violation
October 8, 2020State Compliance achieved1 linked violation
May 22, 2020State Compliance achieved1 linked violation
April 24, 2015State Compliance achieved2 linked violations
April 24, 2015State Compliance achieved1 linked violation
March 6, 2015State Compliance achieved1 linked violation
February 25, 2015State Public Notification requested1 linked violation
February 9, 2015State Public Notification received1 linked violation
January 29, 2015State Public Notification requested1 linked violation
September 18, 2014State Compliance achieved1 linked violation
September 10, 2014State Compliance achieved1 linked violation
August 25, 2014State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
August 13, 2014State Compliance achieved1 linked violation
July 25, 2014State Public Notification requested1 linked violation
July 7, 2014State Public Notification received1 linked violation
February 4, 2013State Violation/Reminder Notice1 linked violation
October 8, 2012State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
February 28, 2012State Violation/Reminder Notice1 linked violation
January 27, 2012State Compliance achieved1 linked violation
March 17, 2005State Compliance achieved1 linked violation
March 17, 2005State Compliance achieved1 linked violation
March 17, 2005State Compliance achieved1 linked violation
March 17, 2005State Compliance achieved1 linked violation
January 31, 2005State Compliance achieved32 linked violations
July 20, 2004State Compliance achieved4 linked violations
April 1, 1996State Formal Notice of Violation issued1 linked violation
November 4, 1994State Formal Notice of Violation issued1 linked violation
October 25, 1994State Compliance achieved2 linked violations
October 25, 1994State Compliance achieved1 linked violation

Contact

SLEEPY HOLLOW WATER DISTRICT

503-806-4734

SANDY, OR 97055