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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

North Texas Municipal Water District Tawakoni Water Treatment Plant

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
2014ND10ND
2015ND20ND
2016ND10ND
2017ND10ND
2018ND20ND
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
2014-11-10Q1455284004ND
2015-05-28Q1519648001ND
2015-05-28Q1519648008ND
2016-05-25Q1620796006ND
2017-06-27Q1726831005ND
2018-06-13Q1823518002ND
2018-06-13Q1823518008ND
2019-11-25Q1977993004ND