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EWG's Tap Water Database — 2019 UPDATE

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1,2,3-Trichloropropane

California American Water Company - Coronado

NOTE: California American Water Company - Coronado purchases water from City of San Diego which is required to test for 1,2,3-trichloropropane. Sample information shown below was taken by City of San Diego.

1,2,3-Trichloropropane is a potent carcinogen that contaminates drinking water in agricultural regions where it was historically used as soil fumigant. Click here to read more about carcinogenic VOCs.

 

40

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND90ND
2013ND40ND
2014ND40ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.0007 ppb

The EWG Health Guideline of 0.0007 ppb for 1,2,3-trichloropropane was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against cancer.

ppb = parts per billion

All test results

NOTE: California American Water Company - Coronado purchases water from City of San Diego which is required to test for 1,2,3-trichloropropane. Sample information shown below was taken by City of San Diego.

Date Lab ID Result
2012-02-219437-001-0000ND
2012-02-219437-006-0000ND
2012-02-219437-010-0000ND
2012-05-169437-001-0000ND
2012-05-169437-006-0000ND
2012-05-169437-010-0000ND
2012-08-299437-006-0000ND
2012-08-299437-001-0000ND
2012-08-299437-010-0000ND
2013-02-209437-001-0000ND
2013-02-209437-010-0000ND
2013-02-209437-006-0000ND
2013-05-229437-001-0000ND
2013-05-229437-010-0000ND
2013-05-229437-006-0000ND
2013-08-191308683-001FND
2013-08-201308735-001FND
2013-08-219437-010-0000ND
2013-08-219437-006-0000ND
2013-08-229437-001-0000ND
2013-11-121311404-001FND
2013-11-121311402-001FND
2013-11-131311448-001FND
2013-11-209437-006-0000ND
2013-11-209437-001-0000ND
2014-02-101402421-001FND
2014-02-101402418-001FND
2014-02-111402513-001FND
2014-02-199437-001-0000ND
2014-02-199437-010-0000ND
2014-02-199437-006-0000ND
2014-05-121405511-001FND
2014-05-121405468-001FND
2014-05-131405607-001FND
2014-05-219437-010-0000ND
2014-05-219437-001-0000ND
2014-05-219437-006-0000ND
2014-08-209437-010-0000ND
2014-08-209437-001-0000ND
2014-08-209437-006-0000ND