Know Your Environment. Protect Your Health.

1,2,3-Trichloropropane

Clayton Water Supply Corporation Plant 2

NOTE: Clayton Water Supply Corporation Plant 2 purchases water from City of Carthage which is required to test for 1,2,3-trichloropropane. Sample information shown below was taken by City of Carthage.

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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND10ND
2021ND20ND
2022ND10ND
2023ND10ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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

NOTE: Clayton Water Supply Corporation Plant 2 purchases water from City of Carthage which is required to test for 1,2,3-trichloropropane. Sample information shown below was taken by City of Carthage.

Date Lab ID Result
2018-08-23Q1833940002ND
2019-02-05Q1905209006ND
2019-08-26Q1959262001ND
2020-09-22Q2037528001ND
2021-08-04Q2120439001ND
2022-01-26Q2202696003ND
2022-08-22Q2224781001ND
2023-07-18Q2327981001ND