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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

Bluebonnet 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.

 

11

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND10ND
2015ND10ND
2016ND50ND
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
2014-07-29AC61244ND
2015-09-01AD05212ND
2016-03-15AD28858ND
2016-03-15AD28848ND
2016-05-18AD37312ND
2016-09-09AD48642ND
2016-11-09AD57452ND
2017-10-10AE00149ND
2018-05-10AE25953ND
2019-05-22AE67683ND
2019-05-22AE67737ND