EL DORADO, CA

Total Incidents:
142
Last Incident:
January 01, 2016

Note: Just because the latest incident is in 2017 or 2018 doesn't mean your water is free of contaminants! There is a considerable lag between when data is collected and when it is published by the EPA.

Contaminants

All Incidents

Water System Type Measure Violation Effects Begin Date
GOLD BEACH PARK Arsenic MCL, Average Maximum Contaminant Level Violation Skin damage or problems with circulatory systems, and may have increased risk of getting cancer 2016-01-01
DEERFIELD LODGE @ HEAVENLY Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2016-01-01
QUINTETTE SERVICE CORP WATER Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2015-12-01
QUINTETTE SERVICE CORP WATER Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2015-12-01
GOLD BEACH PARK Arsenic MCL, Average Maximum Contaminant Level Violation Skin damage or problems with circulatory systems, and may have increased risk of getting cancer 2015-10-01
COYOTE JUNCTION WATER SYSTEM, C/O TEAM C Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2015-10-01
GOLD BEACH PARK Arsenic MCL, Average Maximum Contaminant Level Violation Skin damage or problems with circulatory systems, and may have increased risk of getting cancer 2015-10-01
ECHO PEAK WATER ASSOCIATION Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2015-08-01
OLSON TRACT WATER ASSOCIATION Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2015-07-01
LAKE CHIQUITA MUTUAL WATER COMPANY Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2015-07-01
LAKE CHIQUITA MUTUAL WATER COMPANY Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2015-07-01
EAGLE FALLS Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2015-05-01
EAGLE FALLS Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2015-05-01
SOUTH SHORE RECREATION AREA Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2015-01-01
SOUTH SHORE RECREATION AREA Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2014-09-01
SOUTH SHORE RECREATION AREA Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2014-09-01
ROCKWATER APTS. Tetrachloroethylene MCL, Single Sample Maximum Contaminant Level Violation Liver problems; increased risk of cancer 2014-08-01
ECHO PEAK WATER ASSOCIATION Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2014-08-01
PLACERVILLE, CITY OF - SIERRA GOLF & CC Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2014-07-01
AMERICAN CONSERVATION EXPERIENCE Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2014-07-01
CASCADE MUTUAL WATER COMPANY Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2014-04-01
GOLD BEACH PARK Arsenic MCL, Average Maximum Contaminant Level Violation Skin damage or problems with circulatory systems, and may have increased risk of getting cancer 2014-04-01
CASCADE MUTUAL WATER COMPANY Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2014-04-01
GOLD BEACH PARK Arsenic MCL, Average Maximum Contaminant Level Violation Skin damage or problems with circulatory systems, and may have increased risk of getting cancer 2014-04-01
CASCADE MUTUAL WATER COMPANY Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2014-02-01
CASCADE MUTUAL WATER COMPANY Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2014-02-01
SIERRA PINES CAMP Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2013-07-01
FLL MUTUAL Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2013-07-01
FLL MUTUAL Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2013-07-01
ECHO PEAK WATER ASSOCIATION Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2013-06-01
PLACERVILLE, CITY OF - SIERRA GOLF & CC Total Haloacetic Acids (HAA5) MCL, Average Maximum Contaminant Level Violation Increased risk of cancer 2013-04-01
FLL MUTUAL Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2012-10-01
SIERRA PINES CAMP Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2012-10-01
FLL MUTUAL Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2012-10-01
ECHO ROAD GROUP WATER ASSOC Coliform (TCR) MCL, Acute (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2012-09-01
ECHO CHALET INC Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2012-08-01
ECHO PEAK WATER ASSOCIATION Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2012-07-01
EL DORADO ID - STRAWBERRY Total Haloacetic Acids (HAA5) MCL, Average Maximum Contaminant Level Violation Increased risk of cancer 2012-04-01
EL DORADO ID - STRAWBERRY Total Haloacetic Acids (HAA5) MCL, Average Maximum Contaminant Level Violation Increased risk of cancer 2012-04-01
BACCHI RANCH WATER SYSTEM #1 Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2010-10-01
QUINTETTE SERVICE CORP WATER Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2010-10-01
THE PUB WATER SYSTEM Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2010-06-01
THE PUB WATER SYSTEM Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2010-06-01
MILLERS HILL SCHOOL Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2010-02-01
MILLERS HILL SCHOOL Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2010-02-01
THE PUB WATER SYSTEM Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2009-10-01
TAHOE KEYS WATER COMPANY Tetrachloroethylene MCL, Average Maximum Contaminant Level Violation Liver problems; increased risk of cancer 2009-10-01
THE PUB WATER SYSTEM Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2009-10-01
TAHOE KEYS WATER COMPANY Tetrachloroethylene MCL, Average Maximum Contaminant Level Violation Liver problems; increased risk of cancer 2009-10-01
MADRONE MONTESSORI SCHOOL Coliform (TCR) Notification, State Other Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2009-08-01
TAHOE KEYS WATER COMPANY Tetrachloroethylene MCL, Average Maximum Contaminant Level Violation Liver problems; increased risk of cancer 2009-07-01
BACCHI RANCH WATER SYSTEM #1 Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2009-07-01
TAHOE KEYS WATER COMPANY Tetrachloroethylene MCL, Average Maximum Contaminant Level Violation Liver problems; increased risk of cancer 2009-07-01
CAMP FLEMING --- LODGE Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2009-07-01
GOLD BEACH PARK Arsenic MCL, Single Sample Maximum Contaminant Level Violation Skin damage or problems with circulatory systems, and may have increased risk of getting cancer 2009-07-01
COYOTE JUNCTION WATER SYSTEM, C/O TEAM C Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2009-07-01
COYOTE JUNCTION WATER SYSTEM, C/O TEAM C Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2009-07-01
PIONEER PARK WATER SYSTEM Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2009-06-01
PIONEER PARK WATER SYSTEM Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2009-06-01
NUGGET CAMPGROUND Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2009-04-01
MILLERS HILL SCHOOL Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2009-04-01
TAHOE KEYS WATER COMPANY Tetrachloroethylene MCL, Average Maximum Contaminant Level Violation Liver problems; increased risk of cancer 2009-04-01
GOLD BEACH PARK Arsenic MCL, Single Sample Maximum Contaminant Level Violation Skin damage or problems with circulatory systems, and may have increased risk of getting cancer 2009-04-01
BACCHI RANCH WATER SYSTEM #1 Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2009-04-01
NUGGET CAMPGROUND Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2009-04-01
MILLERS HILL SCHOOL Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2009-04-01
TAHOE KEYS WATER COMPANY Tetrachloroethylene MCL, Average Maximum Contaminant Level Violation Liver problems; increased risk of cancer 2009-04-01
BACCHI RANCH WATER SYSTEM #1 Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2009-04-01
PIONEER PARK WATER SYSTEM Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2009-01-01
TAHOE KEYS WATER COMPANY Tetrachloroethylene MCL, Average Maximum Contaminant Level Violation Liver problems; increased risk of cancer 2009-01-01
PIONEER PARK WATER SYSTEM Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2009-01-01
GOLD BEACH PARK Arsenic MCL, Single Sample Maximum Contaminant Level Violation Skin damage or problems with circulatory systems, and may have increased risk of getting cancer 2009-01-01
TAHOE KEYS WATER COMPANY Tetrachloroethylene MCL, Average Maximum Contaminant Level Violation Liver problems; increased risk of cancer 2009-01-01
SOUTH SHORE RECREATION AREA Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2008-08-01
SOUTH SHORE RECREATION AREA Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2008-08-01
SOUTH SHORE RECREATION AREA Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2008-08-01
SOUTH SHORE RECREATION AREA Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2008-08-01
MT RALSTON PROPERTIES ASSC INC Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2008-07-01
MT RALSTON PROPERTIES ASSC INC Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2008-07-01
MT RALSTON PROPERTIES ASSC INC Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2008-07-01
MT RALSTON PROPERTIES ASSC INC Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2008-07-01
ECONO LODGE INN & SUITES Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2008-01-01
A & A LAKE TAHOE INN Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2008-01-01
A & A LAKE TAHOE INN Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2008-01-01
ECONO LODGE INN & SUITES Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2008-01-01
A & A LAKE TAHOE INN Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2008-01-01
ECONO LODGE INN & SUITES Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2008-01-01
A & A LAKE TAHOE INN Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2008-01-01
ECONO LODGE INN & SUITES Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2008-01-01
ECHO LAKE CAMP Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2007-08-01
ECHO LAKE CAMP Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2007-08-01
ECHO LAKE CAMP Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2007-08-01
ECHO LAKE CAMP Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2007-08-01
NORTH ECHO SUMMIT WATER ASSOCIATION Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2007-07-01
ECONO LODGE INN & SUITES Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2007-07-01
NORTH ECHO SUMMIT WATER ASSOCIATION Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2007-07-01
FLL MUTUAL Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2007-07-01
ECHO LAKE CAMP Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2007-07-01
ECONO LODGE INN & SUITES Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2007-07-01
ECHO LAKE CAMP Coliform (TCR) MCL, Monthly (TCR) Maximum Contaminant Level Violation Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5 2007-07-01