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EWG's Tap Water Database — 2019 UPDATE

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1,2,3-Trichloropropane

Los Angeles County WW District 40 Reg 38 Lake Los Angeles

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.

 

18

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND20ND
2013ND20ND
2014ND80ND
2015ND20ND
2016ND20ND
2017ND20ND

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
2012-06-055442-008-0830ND
2012-09-065442-003-1016ND
2013-06-185442-003-0848ND
2013-06-185442-008-0901ND
2014-01-15201401160352AMND
2014-01-15201401160354AMND
2014-04-14201404210015AMND
2014-06-175442-008-1108ND
2014-06-175442-003-1117ND
2014-07-09201407110429AMND
2014-07-09201407110417AMND
2014-10-08201410090507AMND
2015-06-225442-008-0915ND
2015-06-225442-003-0915ND
2016-05-125442-008-0950ND
2016-05-125442-003-1055ND
2017-08-169590-008-0923ND
2017-09-195867-003-0934ND