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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

Meadow District

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.

 

26

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND60ND
2015ND40ND
2016ND30ND
2017ND50ND
2018ND60ND
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
2014-06-30S504511ND
2014-07-24L5171754-3ND
2014-07-24L5171754-2ND
2014-08-25S479228ND
2014-08-25S479187ND
2014-10-24S251490ND
2015-01-22S588750ND
2015-08-12S612424ND
2015-08-12S612423ND
2015-10-20S614748ND
2016-03-01S659176ND
2016-08-17S670376ND
2016-08-17S670377ND
2017-01-25S670508ND
2017-07-25S730815ND
2017-07-25S679349ND
2017-08-29S730913ND
2017-08-29S730909ND
2018-04-262311952002ND
2018-04-262311951001ND
2018-04-262311950001ND
2018-08-292335987002ND
2018-08-302335991001ND
2018-08-302335990002ND
2019-08-01S898798ND
2019-08-01S898802ND