Friday Harbor, WA · San Juan County
ROCHE HARBOR WATER SYSTEM INC 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 Washington’s official records. Always confirm current status with Washington before making decisions based on this information.
System facts
- System ID (PWSID)
- WA5373230
- System type
- Community Water System
- Population served
- 2,091
- Service connections
- 630
- Ownership
- privately owned
- Water source
- surface water (rivers, lakes, or reservoirs)
Violation history
Monitoring of Treatment (SWTR-Filter)
—Surface Water Treatment Rule
May 1, 2019 – May 31, 2019
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2012 – September 28, 2012
ResolvedMonitoring, Regular
—Nitrate
January 1, 2012 – December 31, 2012
ResolvedTreatment Technique (SWTR and GWR)
Health-basedSurface Water Treatment Rule
July 1, 2010 – August 6, 2010
ResolvedTreatment Technique (SWTR and GWR)
Health-basedSurface Water Treatment Rule
September 1, 2009 – September 30, 2009
ArchivedTreatment Technique (SWTR and GWR)
Health-basedSurface Water Treatment Rule
June 1, 2009 – June 30, 2009
ArchivedMonitoring, Regular
—1,1,2-Trichloroethane
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Trichloroethylene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—1,2-Dichloropropane
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Carbon tetrachloride
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—1,2-Dichloroethane
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Vinyl chloride
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—p-Dichlorobenzene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—o-Dichlorobenzene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—DICHLOROMETHANE
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Styrene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Ethylbenzene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Toluene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Benzene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—CHLOROBENZENE
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Tetrachloroethylene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Trichloroethylene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—1,2-Dichloropropane
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Carbon tetrachloride
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—1,2-Dichloroethane
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Styrene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Ethylbenzene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Toluene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Benzene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—CHLOROBENZENE
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Tetrachloroethylene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Trichloroethylene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—1,2-Dichloropropane
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Carbon tetrachloride
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—1,2-Dichloroethane
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—DICHLOROMETHANE
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—o-Dichlorobenzene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—p-Dichlorobenzene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Vinyl chloride
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—1,2-Dichloroethane
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Carbon tetrachloride
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—1,2-Dichloropropane
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Trichloroethylene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Tetrachloroethylene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—CHLOROBENZENE
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Benzene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Toluene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Ethylbenzene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Styrene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—DICHLOROMETHANE
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—o-Dichlorobenzene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—p-Dichlorobenzene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Vinyl chloride
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Vinyl chloride
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—p-Dichlorobenzene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—o-Dichlorobenzene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—DICHLOROMETHANE
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Styrene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Ethylbenzene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Toluene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Benzene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—CHLOROBENZENE
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Tetrachloroethylene
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Ethylbenzene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—DICHLOROMETHANE
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—o-Dichlorobenzene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—p-Dichlorobenzene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Vinyl chloride
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—1,2-Dichloroethane
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Carbon tetrachloride
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—1,2-Dichloropropane
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Trichloroethylene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Tetrachloroethylene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—CHLOROBENZENE
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Benzene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Toluene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Ethylbenzene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Styrene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—DICHLOROMETHANE
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—o-Dichlorobenzene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—p-Dichlorobenzene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Vinyl chloride
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—1,2-Dichloroethane
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Carbon tetrachloride
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—1,2-Dichloropropane
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Trichloroethylene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Tetrachloroethylene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—CHLOROBENZENE
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Benzene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Toluene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Ethylbenzene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Styrene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—DICHLOROMETHANE
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—o-Dichlorobenzene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—p-Dichlorobenzene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Vinyl chloride
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—1,2-Dichloroethane
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Carbon tetrachloride
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—1,2-Dichloropropane
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Trichloroethylene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Tetrachloroethylene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—CHLOROBENZENE
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Benzene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Toluene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Styrene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—DICHLOROMETHANE
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—o-Dichlorobenzene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—p-Dichlorobenzene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Vinyl chloride
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—1,2-Dichloroethane
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Carbon tetrachloride
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—1,2-Dichloropropane
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Trichloroethylene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Tetrachloroethylene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—CHLOROBENZENE
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Benzene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Toluene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Ethylbenzene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—Styrene
January 1, 2007 – March 31, 2007
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
October 1, 2006 – December 31, 2006
ResolvedMonitoring, Regular
—Styrene
October 1, 2006 – December 31, 2006
ResolvedMonitoring, Regular
—Ethylbenzene
October 1, 2006 – December 31, 2006
ResolvedMonitoring, Regular
—Toluene
October 1, 2006 – December 31, 2006
ResolvedMonitoring, Regular
—Benzene
October 1, 2006 – December 31, 2006
ResolvedMonitoring, Regular
—CHLOROBENZENE
October 1, 2006 – December 31, 2006
ResolvedMonitoring, Regular
—Tetrachloroethylene
October 1, 2006 – December 31, 2006
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
October 1, 2006 – December 31, 2006
ResolvedMonitoring, Regular
—Trichloroethylene
October 1, 2006 – December 31, 2006
ResolvedMonitoring, Regular
—1,2-Dichloropropane
October 1, 2006 – December 31, 2006
ResolvedMonitoring, Regular
—Carbon tetrachloride
October 1, 2006 – December 31, 2006
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
October 1, 2006 – December 31, 2006
ResolvedMonitoring, Regular
—1,2-Dichloroethane
October 1, 2006 – December 31, 2006
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
October 1, 2006 – December 31, 2006
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
October 1, 2006 – December 31, 2006
ResolvedMonitoring, Regular
—Vinyl chloride
October 1, 2006 – December 31, 2006
ResolvedMonitoring, Regular
—p-Dichlorobenzene
October 1, 2006 – December 31, 2006
ResolvedMonitoring, Regular
—o-Dichlorobenzene
October 1, 2006 – December 31, 2006
ResolvedMonitoring, Regular
—DICHLOROMETHANE
October 1, 2006 – December 31, 2006
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
October 1, 2006 – December 31, 2006
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
April 1, 2006 – June 30, 2006
ResolvedMonitoring, Regular
—Styrene
April 1, 2006 – June 30, 2006
ResolvedMonitoring, Regular
—Ethylbenzene
April 1, 2006 – June 30, 2006
ResolvedMonitoring, Regular
—Toluene
April 1, 2006 – June 30, 2006
ResolvedMonitoring, Regular
—Benzene
April 1, 2006 – June 30, 2006
ResolvedMonitoring, Regular
—CHLOROBENZENE
April 1, 2006 – June 30, 2006
ResolvedMonitoring, Regular
—Tetrachloroethylene
April 1, 2006 – June 30, 2006
ResolvedMonitoring, Regular
—Trichloroethylene
April 1, 2006 – June 30, 2006
ResolvedMonitoring, Regular
—1,2-Dichloropropane
April 1, 2006 – June 30, 2006
ResolvedMonitoring, Regular
—Carbon tetrachloride
April 1, 2006 – June 30, 2006
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
April 1, 2006 – June 30, 2006
ResolvedMonitoring, Regular
—1,2-Dichloroethane
April 1, 2006 – June 30, 2006
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
April 1, 2006 – June 30, 2006
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
April 1, 2006 – June 30, 2006
ResolvedMonitoring, Regular
—Vinyl chloride
April 1, 2006 – June 30, 2006
ResolvedMonitoring, Regular
—p-Dichlorobenzene
April 1, 2006 – June 30, 2006
ResolvedMonitoring, Regular
—o-Dichlorobenzene
April 1, 2006 – June 30, 2006
ResolvedMonitoring, Regular
—DICHLOROMETHANE
April 1, 2006 – June 30, 2006
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
April 1, 2006 – June 30, 2006
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
April 1, 2006 – June 30, 2006
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
January 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—Styrene
January 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—Ethylbenzene
January 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—Toluene
January 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—Benzene
January 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—CHLOROBENZENE
January 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—Tetrachloroethylene
January 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
January 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—Trichloroethylene
January 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—1,2-Dichloropropane
January 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—Carbon tetrachloride
January 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
January 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—1,2-Dichloroethane
January 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
January 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
January 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—Vinyl chloride
January 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—p-Dichlorobenzene
January 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—o-Dichlorobenzene
January 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
January 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—DICHLOROMETHANE
January 1, 2005 – December 31, 2005
ResolvedMonitoring, Repeat Major (TCR)
—Coliform (TCR)
September 1, 1997 – September 30, 1997
ArchivedMonitoring, Repeat Major (TCR)
—Coliform (TCR)
November 1, 1996 – November 30, 1996
ArchivedMonitoring, Regular
—Barium
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Cadmium
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Chromium
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Mercury
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Nitrate
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Selenium
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Fluoride
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Arsenic
October 1, 1979 – October 31, 1979
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 |
|---|---|---|---|---|
| May 1, 2019 – May 31, 2019 | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | — | Resolved |
| July 1, 2012 – September 28, 2012 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | Nitrate | — | Resolved |
| July 1, 2010 – August 6, 2010 | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Health-based | Resolved |
| September 1, 2009 – September 30, 2009 | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Health-based | Archived |
| June 1, 2009 – June 30, 2009 | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Health-based | Archived |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Vinyl chloride | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Styrene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Toluene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Benzene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Styrene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Toluene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Benzene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Vinyl chloride | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Benzene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Toluene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Styrene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Vinyl chloride | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Vinyl chloride | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Styrene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Toluene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Benzene | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Vinyl chloride | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Benzene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Toluene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Styrene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Vinyl chloride | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Benzene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Toluene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Styrene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Vinyl chloride | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Benzene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Toluene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Styrene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Vinyl chloride | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Benzene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Toluene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Styrene | — | Resolved |
| October 1, 2006 – December 31, 2006 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| October 1, 2006 – December 31, 2006 | Monitoring, Regular | Styrene | — | Resolved |
| October 1, 2006 – December 31, 2006 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| October 1, 2006 – December 31, 2006 | Monitoring, Regular | Toluene | — | Resolved |
| October 1, 2006 – December 31, 2006 | Monitoring, Regular | Benzene | — | Resolved |
| October 1, 2006 – December 31, 2006 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| October 1, 2006 – December 31, 2006 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| October 1, 2006 – December 31, 2006 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| October 1, 2006 – December 31, 2006 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| October 1, 2006 – December 31, 2006 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| October 1, 2006 – December 31, 2006 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| October 1, 2006 – December 31, 2006 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| October 1, 2006 – December 31, 2006 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| October 1, 2006 – December 31, 2006 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| October 1, 2006 – December 31, 2006 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| October 1, 2006 – December 31, 2006 | Monitoring, Regular | Vinyl chloride | — | Resolved |
| October 1, 2006 – December 31, 2006 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| October 1, 2006 – December 31, 2006 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| October 1, 2006 – December 31, 2006 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| October 1, 2006 – December 31, 2006 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| April 1, 2006 – June 30, 2006 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| April 1, 2006 – June 30, 2006 | Monitoring, Regular | Styrene | — | Resolved |
| April 1, 2006 – June 30, 2006 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| April 1, 2006 – June 30, 2006 | Monitoring, Regular | Toluene | — | Resolved |
| April 1, 2006 – June 30, 2006 | Monitoring, Regular | Benzene | — | Resolved |
| April 1, 2006 – June 30, 2006 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| April 1, 2006 – June 30, 2006 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| April 1, 2006 – June 30, 2006 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| April 1, 2006 – June 30, 2006 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| April 1, 2006 – June 30, 2006 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| April 1, 2006 – June 30, 2006 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| April 1, 2006 – June 30, 2006 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| April 1, 2006 – June 30, 2006 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| April 1, 2006 – June 30, 2006 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| April 1, 2006 – June 30, 2006 | Monitoring, Regular | Vinyl chloride | — | Resolved |
| April 1, 2006 – June 30, 2006 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| April 1, 2006 – June 30, 2006 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| April 1, 2006 – June 30, 2006 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| April 1, 2006 – June 30, 2006 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| April 1, 2006 – June 30, 2006 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| January 1, 2005 – December 31, 2005 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| January 1, 2005 – December 31, 2005 | Monitoring, Regular | Styrene | — | Resolved |
| January 1, 2005 – December 31, 2005 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| January 1, 2005 – December 31, 2005 | Monitoring, Regular | Toluene | — | Resolved |
| January 1, 2005 – December 31, 2005 | Monitoring, Regular | Benzene | — | Resolved |
| January 1, 2005 – December 31, 2005 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| January 1, 2005 – December 31, 2005 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| January 1, 2005 – December 31, 2005 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| January 1, 2005 – December 31, 2005 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| January 1, 2005 – December 31, 2005 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| January 1, 2005 – December 31, 2005 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| January 1, 2005 – December 31, 2005 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| January 1, 2005 – December 31, 2005 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| January 1, 2005 – December 31, 2005 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| January 1, 2005 – December 31, 2005 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| January 1, 2005 – December 31, 2005 | Monitoring, Regular | Vinyl chloride | — | Resolved |
| January 1, 2005 – December 31, 2005 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| January 1, 2005 – December 31, 2005 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| January 1, 2005 – December 31, 2005 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| January 1, 2005 – December 31, 2005 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| September 1, 1997 – September 30, 1997 | Monitoring, Repeat Major (TCR) | Coliform (TCR) | — | Archived |
| November 1, 1996 – November 30, 1996 | Monitoring, Repeat Major (TCR) | Coliform (TCR) | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Barium | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Cadmium | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Chromium | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Mercury | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Nitrate | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Selenium | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Fluoride | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Arsenic | — | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- June 30, 2019State Compliance achieved1 linked violation
- September 20, 2013State Compliance achieved1 linked violation
- March 11, 2013State Compliance achieved1 linked violation
- September 28, 2012State Compliance achieved1 linked violation
- August 6, 2010State Compliance achieved1 linked violation
- August 6, 2007State Compliance achieved196 linked violations
- August 6, 2007State Compliance achieved266 linked violations
- August 6, 2007State Compliance achieved93 linked violations
- August 6, 2007State Compliance achieved195 linked violations
- September 5, 2006State Compliance achieved40 linked violations
- September 5, 2006State Compliance achieved41 linked violations
- September 5, 2006State Compliance achieved41 linked violations
- September 5, 2006State Compliance achieved54 linked violations
- September 5, 2006State Compliance achieved53 linked violations
- August 23, 1994Federal issued Formal Notice of Violation6 linked violations
Contact
ROCHE HARBOR WATER SYSTEM INC
Phone not on record
Friday Harbor, WA 98250