Know Your Environment. Protect Your Health.

1,2,3-Trichloropropane

County Service Area 11

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)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND30ND
2019N/A00N/A
2020ND30ND
2021ND50ND
2022ND10ND
2023N/A00N/A

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
2018-01-19CA4100582_001_001-201801191300ND
2018-04-13CA4100582_001_001-201804131304ND
2018-07-09CA4100582_001_001-201807090830ND
2020-04-30CA4100582_004_004-202004301030ND
2020-07-28CA4100582_004_004-202007281200ND
2020-10-08CA4100582_004_004-202010080730ND
2021-01-05CA4100582_004_004-202101051010ND
2021-04-13CA4100582_004_004-202104130900ND
2021-07-08CA4100582_001_001-202107080800ND
2021-07-08CA4100582_004_004-202107080745ND
2021-10-12CA4100582_004_004-202110121045ND
2022-01-19CA4100582_004_004-202201191225ND