Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

1,2,3-Trichloropropane

Hope Water Light Comm.

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.

MORE ABOUT THIS CONTAMINANT

 

31

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015ND100ND
2016ND70ND
2017ND20ND
2018ND30ND
2019ND70ND

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
2014-08-1914233009001ND
2014-10-2914303002701ND
2015-03-11O150710081ND
2015-03-11O150710077ND
2015-03-11O150710080ND
2015-06-10O151620001ND
2015-07-0815190002101ND
2015-09-09O152530007ND
2015-09-09O152530011ND
2015-09-09O152530008ND
2015-10-0815282005601ND
2015-10-2015296000401ND
2016-07-0516189010901ND
2016-07-0516189010801ND
2016-07-0516189011001ND
2016-07-0516189011101ND
2016-07-0516189011201ND
2016-07-0516189011301ND
2016-10-0516280008901ND
2017-07-1817200003901ND
2017-10-0317278002101ND
2018-07-2418207000701ND
2018-10-0318277006201ND
2018-12-0418340005501ND
2019-08-0519220002801ND
2019-08-0519220002901ND
2019-08-0519220002701ND
2019-08-0519220002601ND
2019-08-0519220002301ND
2019-08-0519220002501ND
2019-10-2919304000701ND