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EWG's Tap Water Database — 2019 UPDATE

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1,2,3-Trichloropropane

Centennial Water and Sanitation 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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND30ND
2013ND70ND
2014ND20ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A

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 Result
2012-08-22ND
2012-08-23ND
2012-10-31ND
2013-03-19ND
2013-03-19ND
2013-05-13ND
2013-05-13ND
2013-05-13ND
2013-08-12ND
2013-11-11ND
2014-02-18ND
2014-08-12ND