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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

Golden State Water Company (GSWC) - Bell, Bell Gardens

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.

MORE ABOUT THIS CONTAMINANT

 

31

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND60ND
2014ND50ND
2015N/A00N/A
2016N/A00N/A
2017ND20ND
2018ND160ND
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
2013-07-10201307100973AMND
2013-07-10201307100977AMND
2013-07-10201307100979AMND
2013-07-10201307100975AMND
2013-07-30201307300520AMND
2013-07-30201307300518AMND
2014-01-17201401180043AMND
2014-01-17201401180041AMND
2014-01-17201401180037AMND
2014-01-17201401180035AMND
2014-01-17201401180039AMND
2017-07-059590-032-0900ND
2017-07-199590-036-1132ND
2018-02-069590-032-1239ND
2018-02-069590-007-1245ND
2018-03-074790-012-1350ND
2018-03-074790-036-1008ND
2018-04-189590-031-1130ND
2018-05-039590-007-1400ND
2018-05-039590-012-1312ND
2018-06-309590-036-1022ND
2018-08-299590-012-0850ND
2018-08-299590-007-1400ND
2018-09-059590-031-1215ND
2018-11-059590-031-1234ND
2018-11-069590-036-0846ND
2018-11-069590-032-0738ND
2018-11-069590-012-1035ND
2018-11-069590-007-1129ND
2019-02-129590-032-1045ND
2019-02-129590-031-1135ND