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EWG's Tap Water Database — 2019 UPDATE

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1,2,3-Trichloropropane

California Water Service Company - Hermosa / Redondo Beach

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.

 

19

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND20ND
2013ND20ND
2014ND10ND
2015ND130ND
2016ND10ND
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

Date Lab ID Result
2012-06-115810-005-1010ND
2012-06-185701-005-0900ND
2013-06-195701-005-0917ND
2013-08-075810-001-1253ND
2014-06-255701-005-0925ND
2015-02-11201502110688AMND
2015-02-11201502120146AMND
2015-02-11201502120107AMND
2015-02-11201502120094AMND
2015-05-06201505070045AMND
2015-05-06201505070032AMND
2015-06-105701-005-1020ND
2015-08-06201508060791AMND
2015-08-06201508060776AMND
2015-08-20201508200651AMND
2015-08-20201508200602AMND
2015-11-04201511040806AMND
2015-11-04201511040748AMND
2016-08-175701-001-1013ND