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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

Sjra Grp Sw Treatment Plant

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.

 

20

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015N/A00N/A
2016ND120ND
2017ND40ND
2018ND20ND
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
2016-04-12AD32851ND
2016-04-12AD32853ND
2016-04-12AD32827ND
2016-04-12AD32829ND
2016-09-16AD50179ND
2016-09-16AD50197ND
2016-09-16AD50115ND
2016-09-16AD50113ND
2016-12-02AD60431ND
2016-12-02AD60423ND
2016-12-02AD60339ND
2016-12-02AD60335ND
2017-01-19AD65829ND
2017-01-19AD65827ND
2017-01-19AD65775ND
2017-01-19AD65781ND
2018-01-26AE11030ND
2018-01-26AE11026ND
2019-01-28AE51682ND
2019-01-28AE51676ND