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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

Porter SUD

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.

 

52

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND100ND
2014ND60ND
2015ND100ND
2016ND60ND
2017ND90ND
2018ND50ND
2019ND60ND

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
2013-05-21720766-8898ND
2013-05-21720751-8898ND
2013-05-21720738-8896ND
2013-05-21720774-8898ND
2013-06-17726337-9147ND
2013-11-18759167-10302ND
2013-11-18759149-10302ND
2013-11-18759228-10309ND
2013-11-18759143-10298ND
2013-11-18759135-10298ND
2014-03-04AC45517ND
2014-03-04AC45515ND
2014-03-04AC45521ND
2014-03-04AC45519ND
2014-03-04AC45531ND
2014-07-08AC59005ND
2015-04-13AC87989ND
2015-04-13AC87995ND
2015-04-13AC87983ND
2015-04-13AC87991ND
2015-04-13AC88001ND
2015-04-13AC88005ND
2015-09-30AD09108ND
2015-09-30AD09106ND
2015-11-19AD14238ND
2015-11-19AD14236ND
2016-01-12AD17650ND
2016-01-12AD17618ND
2016-01-12AD17620ND
2016-01-12AD17608ND
2016-01-12AD17602ND
2016-01-12AD17610ND
2017-01-19AD65767ND
2017-01-19AD65769ND
2017-01-19AD65751ND
2017-01-19AD65761ND
2017-01-19AD65817ND
2017-01-19AD65809ND
2017-01-19AD65807ND
2017-01-19AD65813ND
2017-10-11AE00408ND
2018-01-09AE08391ND
2018-01-09AE08367ND
2018-01-09AE08369ND
2018-01-09AE08409ND
2018-11-26AE46856ND
2019-01-23AE50957ND
2019-01-23AE51009ND
2019-01-23AE50961ND
2019-01-23AE50955ND
2019-01-23AE50953ND
2019-01-23AE50951ND