Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

1,2,3-Trichloropropane

Valley County Water District

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

 

30

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND30ND
2015ND30ND
2016ND40ND
2017N/A00N/A
2018ND160ND
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
2014-09-264I26021-01AND
2014-09-264I26021-05AND
2014-09-264I26021-03AND
2015-03-265C26019-03AND
2015-03-265C26019-01AND
2015-06-015F01065-01AND
2016-08-059588-001-0945ND
2016-08-059588-002-0930ND
2016-08-059588-006-0905ND
2016-08-059588-005-0920ND
2018-02-139588-001-0845ND
2018-02-139588-006-0825ND
2018-02-139588-002-0835ND
2018-02-269588-005-0915ND
2018-05-189588-001-1135ND
2018-05-189588-002-1120ND
2018-05-189588-006-1030ND
2018-06-199588-005-0910ND
2018-08-149588-002-0940ND
2018-08-149588-006-0930ND
2018-08-149588-005-0910ND
2018-08-149588-001-0950ND
2018-11-199588-002-1125ND
2018-11-199588-005-1110ND
2018-11-199588-006-1030ND
2018-11-199588-001-1135ND
2019-11-259588-005-1000ND
2019-11-259588-006-1010ND
2019-11-259588-001-0940ND
2019-11-259588-002-0930ND