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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichloropropane

Monroe Waterworks

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.

 

22

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND50ND
2015ND110ND
2016ND10ND
2017ND50ND
2018N/A00N/A
2019N/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 Lab ID Result
2014-08-20812026ND
2014-08-20812032ND
2014-08-20812028ND
2014-08-20812030ND
2014-08-20812034ND
2015-03-23849984-13707ND
2015-03-23850014-13725ND
2015-03-23849995-13725ND
2015-03-23849986-13707ND
2015-03-23849999-13725ND
2015-06-03863558ND
2015-09-15883296-14985ND
2015-09-15883305-14985ND
2015-09-15883294-14985ND
2015-09-16883781-14985ND
2015-09-16883783-14985ND
2016-09-13945408ND
2017-06-21999458ND
2017-06-21999455ND
2017-06-21999461ND
2017-06-21999452ND
2017-07-111003000ND