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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

Clayton County Water Authority

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.

 

20

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND100ND
2015ND20ND
2016ND20ND
2017ND20ND
2018ND20ND
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
2014-02-10AI27791ND
2014-02-10AI27790ND
2014-03-18775644-10968ND
2014-03-18775646-10968ND
2014-06-11796427-11567ND
2014-06-11796433-11567ND
2014-09-09816839-12294ND
2014-09-09816837-12294ND
2014-12-08834802-12981ND
2014-12-08834800-12981ND
2015-02-17AI64997ND
2015-02-17AI64998ND
2016-02-05AJ05933ND
2016-02-05AJ05932ND
2017-04-18AJ53561ND
2017-04-18AJ53560ND
2018-02-01AJ82951ND
2018-02-01AJ82950ND
2019-03-06AK12719ND
2019-03-06AK12718ND