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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

Westside Rural Water Supply Corporation

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

 

39

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND80ND
2014N/A00N/A
2015ND60ND
2016ND50ND
2017ND90ND
2018ND70ND
2019ND40ND

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
2013-02-13100430PND
2013-02-13100429PND
2013-02-13100428PND
2013-02-13100427PND
2013-08-21101977PND
2013-08-21101976PND
2013-08-21101975PND
2013-09-11102410RND
2015-07-14Q1526983021ND
2015-07-14Q1526983001ND
2015-07-14Q1526983003ND
2015-07-14Q1526983005ND
2015-07-14Q1526983018ND
2015-07-14Q1526983023ND
2016-11-07Q1647711013ND
2016-11-07Q1647711006ND
2016-11-07Q1647711012ND
2016-11-07Q1647711017ND
2016-11-07Q1647711009ND
2017-01-17Q1701920016ND
2017-01-17Q1701920010ND
2017-01-17Q1701920012ND
2017-01-17Q1701920009ND
2017-01-17Q1701920022ND
2017-04-19Q1716217006ND
2017-04-19Q1716217002ND
2017-08-08Q1733371006ND
2017-08-08Q1733371001ND
2018-10-30Q1843596021ND
2018-10-30Q1843596002ND
2018-10-30Q1843596003ND
2018-10-30Q1843596006ND
2018-10-30Q1843596007ND
2018-10-30Q1843596017ND
2018-10-30Q1843596019ND
2019-05-07Q1920849002ND
2019-05-07Q1920849008ND
2019-05-07Q1920849006ND
2019-05-07Q1920849004ND