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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

Emerald Lakes 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.

 

20

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND10ND
2015ND40ND
2016ND70ND
2017ND20ND
2018ND30ND
2019ND30ND

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
2014-04-03AC49248ND
2015-09-09AD06291ND
2015-09-09AD06211ND
2015-11-18AD14079ND
2015-11-18AD14045ND
2016-01-28AD20780ND
2016-01-28AD20708ND
2016-01-28AD20704ND
2016-06-02AD39177ND
2016-06-02AD39211ND
2016-09-29AD52096ND
2016-09-29AD52084ND
2017-11-13AE04550ND
2017-11-13AE04548ND
2018-09-21AE41357ND
2018-09-21AE41291ND
2018-09-21AE41289ND
2019-06-13AE70655ND
2019-06-13AE70605ND
2019-06-13AE70595ND