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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

San Fernando Water Department

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.

MORE ABOUT THIS CONTAMINANT

 

31

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND100ND
2015ND20ND
2016ND30ND
2017N/A00N/A
2018ND80ND
2019ND80ND

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
2014-04-10201404110046AMND
2014-04-10201404110049AMND
2014-04-10201404110047AMND
2014-04-10201404110048AMND
2014-07-08201407080439AMND
2014-07-08201407080437AMND
2014-10-23201410230586AMND
2014-10-23201410230580AMND
2014-10-23201410230582AMND
2014-10-23201410230584AMND
2015-01-07201501070346AMND
2015-01-07201501070348AMND
2016-08-109590-002-0850ND
2016-08-109590-003-0800ND
2016-08-109590-004-0730ND
2018-03-219590-002-1010ND
2018-03-219590-004-1030ND
2018-03-219590-003-1115ND
2018-05-169590-004-0920ND
2018-05-169590-003-1018ND
2018-05-169590-002-0845ND
2018-10-109590-004-0740ND
2018-10-109590-002-0720ND
2019-01-169590-004-1010ND
2019-01-169590-002-0935ND
2019-04-109590-004-0945ND
2019-04-109590-002-0900ND
2019-07-129590-004-0820ND
2019-07-129590-002-0715ND
2019-10-099590-004-1100ND
2019-10-099590-002-0920ND