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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

United Water Cons 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.

MORE ABOUT THIS CONTAMINANT

 

29

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018ND250ND
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
2014-08-135867-013-0900ND
2014-08-135867-008-0810ND
2018-01-295867-004-0800ND
2018-01-295867-007-0834ND
2018-01-295867-027-0820ND
2018-01-295867-008-0906ND
2018-01-295867-010-1000ND
2018-01-295867-026-1010ND
2018-01-295867-017-0810ND
2018-04-175867-004-0751ND
2018-04-175867-027-0925ND
2018-04-175867-026-0823ND
2018-04-175867-017-0845ND
2018-04-175867-010-0858ND
2018-04-175867-007-1043ND
2018-07-105867-010-1136ND
2018-07-105867-017-1116ND
2018-07-105867-026-1112ND
2018-07-105867-007-1108ND
2018-07-105867-027-1140ND
2018-07-105867-004-1132ND
2018-10-095867-017-0923ND
2018-10-095867-007-0835ND
2018-10-095867-026-0900ND
2018-10-095867-027-1002ND
2018-10-095867-004-0813ND
2018-11-215867-013-0828ND
2019-02-125867-013-0937ND
2019-08-145867-013-0840ND