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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

The Reserve

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.

 

9

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND10ND
2015ND10ND
2016ND30ND
2017ND10ND
2018ND10ND
2019ND20ND

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
2014-12-19Q1460751006ND
2015-06-11Q1521799002ND
2016-06-22Q1625372003ND
2016-06-22Q1625372007ND
2016-09-16Q1638418003ND
2017-03-21Q1711906001ND
2018-03-20Q1811041002ND
2019-03-26Q1912177001ND
2019-03-26Q1912177005ND