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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

Polk County Water Authority

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
2015ND110ND
2016ND30ND
2017ND10ND
2018ND10ND
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
2014-04-29AI38936ND
2015-02-103185345ND
2015-02-103185380ND
2015-02-103185354ND
2015-03-25AI69670ND
2015-05-123241038ND
2015-05-123240725ND
2015-08-033291727ND
2015-08-033291745ND
2015-08-033291736ND
2015-11-103356173ND
2015-11-103356188ND
2016-04-04AJ09251ND
2016-04-04AJ09250ND
2016-04-04AJ09249ND
2017-06-06AJ56773ND
2018-05-14AJ89403ND
2019-04-29AK15977ND
2019-04-29AK15976ND
2019-04-29AK15975ND