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EWG's Tap Water Database — 2019 UPDATE

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1,2,3-Trichloropropane

Trinity Rural Water Supply Corporation 3

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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND20ND
2013ND10ND
2014ND10ND
2015ND20ND
2016ND10ND
2017ND10ND

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
2012-06-211206786003ND
2012-06-211206786005ND
2013-12-12Q1317493002ND
2014-12-10Q1459628005ND
2015-12-14Q1549642006ND
2015-12-14Q1549642008ND
2016-12-02Q1652757001ND
2017-11-07Q1757166004ND