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EWG's Tap Water Database

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1,2,3-Trichloropropane

Clearwater Water System

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.

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2010N/A00N/A
2011N/A00N/A
2012N/A00N/A
2013ND40ND
2014ND50ND
2015ND10ND

ppb = parts per billion.

State and national drinking water standards and health guidelines

Health Guideline 0.0007 ppb

The 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
2013-12-11ND
2013-12-16ND
2013-12-16ND
2013-12-17ND
2014-03-18ND
2014-06-24ND
2014-06-24ND
2014-06-24ND
2014-09-24ND
2015-08-05ND