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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

City 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.

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND40ND
2015ND20ND
2016ND10ND
2017ND10ND
2018ND10ND
2019ND10ND

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
2014-05-14O141350055ND
2014-07-1614198014601ND
2014-08-13O142250025ND
2014-11-12O143160060ND
2015-02-11O150430022ND
2015-07-2115204001409ND
2016-08-0316216004801ND
2017-08-0717222009601ND
2018-07-3118213001509ND
2019-07-1019192010301ND