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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

Whitt 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.

 

9

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015ND10ND
2016ND40ND
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
2015-09-14Q1535395001ND
2016-05-31Q1621277005ND
2016-05-31Q1621277008ND
2016-09-26Q1640030002ND
2016-12-14Q1654570001ND
2017-11-07Q1756951002ND
2018-12-06Q1849922001ND
2019-06-18Q1937192002ND
2019-06-18Q1937192001ND