Know Your Environment. Protect Your Health.

1,2,3-Trichloropropane

Smithwick Mills Community

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

4

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
20190.370 ppb21ND - 0.740 ppb
20200.715 ppb21ND - 1.43 ppb
20210.155 ppb21ND - 0.310 ppb
20220.405 ppb21ND - 0.810 ppb
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
2018-05-17AE26831ND
2018-09-17AE40289ND
2019-05-30AE686740.740 ppb
2019-07-25AE75973ND
2020-04-06AF056861.43 ppb
2020-07-15AF19411ND
2021-02-03AF425040.310 ppb
2021-08-23AF67424ND
2022-04-26AF944960.810 ppb
2022-08-16AG09446ND
2023-01-12AG24454ND
2023-09-19AG56867ND