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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

Golden State Water Company - Morongo Del Sur

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.

 

12

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
2016N/A00N/A
2017N/A00N/A
2018ND110ND
2019ND10ND

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
2018-02-069590-007-1018ND
2018-02-134790-004-0955ND
2018-02-134790-006-0926ND
2018-05-089590-007-0842ND
2018-05-159590-004-0948ND
2018-05-159590-006-0936ND
2018-09-171677-004-0910ND
2018-09-171677-007-0841ND
2018-11-069590-007-0843ND
2018-11-149590-004-0916ND
2018-11-149590-006-0853ND
2019-08-069590-006-0950ND