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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

Pine Knob Subdivision

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
2014ND10ND
2015ND20ND
2016ND20ND
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
2014-08-21AC64897ND
2015-03-24AC85882ND
2015-06-26AC97726ND
2016-09-15AD49746ND
2016-09-15AD49786ND
2017-08-24AD94176ND
2018-08-16AE37397ND
2019-12-05AE91485ND
2019-12-19AE92879ND