Know Your Environment. Protect Your Health.

1,2,3-Trichloropropane

Tom Green County Fresh Water Supply District 3

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.

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND20ND
2020ND20ND
2021ND40ND
2022ND20ND
2023ND20ND

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

Date Lab ID Result
2018-02-21Q1807226003ND
2018-02-21Q1807226005ND
2018-05-10Q1819381003ND
2018-05-10Q1819381005ND
2019-02-28Q1908593002ND
2019-02-28Q1908593004ND
2020-05-20Q2020109003ND
2020-05-20Q2020109005ND
2021-05-19Q2113110001ND
2021-05-19Q2113110003ND
2021-05-19Q2113110007ND
2021-05-19Q2113110009ND
2022-05-19Q2214829001ND
2022-05-19Q2214829003ND
2023-05-18Q2318793007ND
2023-05-18Q2318793009ND