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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

Huttig Waterworks

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
2015ND20ND
2016ND10ND
2017ND10ND
2018ND20ND
2019ND40ND

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
2014-01-1414016010609ND
2015-03-0915071002201ND
2015-10-1515289010301ND
2016-01-1316015008401ND
2017-02-2717060000508ND
2018-02-2718060003201ND
2018-10-2918305001209ND
2019-01-2819031001001ND
2019-01-2819031001109ND
2019-05-0119121003308ND
2019-09-0319248002109ND