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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

Palmer Center Ugarc

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.

 

21

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
2015ND30ND
2016ND50ND
2017ND40ND
2018ND50ND
2019ND40ND

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
2015-05-26EHS150004737101-ND
2015-08-0508051560ND
2015-11-04GC152151ND
2016-02-0302031642ND
2016-04-0604061656ND
2016-05-11AU161012ND
2016-07-2607261604ND
2016-10-05UG163535ND
2017-01-11UG170070ND
2017-05-10UG170950ND
2017-08-080808716ND
2017-10-18101817441ND
2018-01-10UG180098POCND
2018-05-09PC180872ND
2018-08-0108011820POCND
2018-08-13EHS1800035918POCND
2018-10-09PC182388ND
2019-01-07PC190059ND
2019-04-24WD190998ND
2019-07-1707171903ND
2019-10-1410151907ND