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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

Towering Oaks and Rosewood Hills Subdivisionivi

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.

 

29

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
2015ND50ND
2016ND40ND
2017ND30ND
2018ND90ND
2019ND80ND

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
2015-02-23AC81497ND
2015-02-23AC81491ND
2015-02-23AC81483ND
2015-02-23AC81473ND
2015-02-23AC81481ND
2016-02-17AD24019ND
2016-02-17AD23949ND
2016-02-17AD23953ND
2016-02-17AD23945ND
2017-02-07AD69276ND
2017-02-07AD69248ND
2017-02-07AD69250ND
2018-01-22AE09615ND
2018-01-22AE09643ND
2018-01-22AE09637ND
2018-01-22AE09621ND
2018-01-22AE09611ND
2018-08-03AE35892ND
2018-08-03AE35870ND
2018-10-30AE44926ND
2018-10-30AE44876ND
2019-02-20AE55111ND
2019-02-20AE55113ND
2019-02-20AE55073ND
2019-02-20AE55095ND
2019-02-20AE55067ND
2019-02-20AE55055ND
2019-04-25AE63736ND
2019-04-25AE63774ND