1,2,3-Trichloropropane
Charlie Water Supply Corporation
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)
1
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | ND | 1 | 0 | ND |
| 2019 | 0.0300 ppb | 2 | 1 | ND - 0.0600 ppb |
| 2020 | ND | 1 | 0 | ND |
| 2021 | ND | 1 | 0 | ND |
| 2022 | ND | 2 | 0 | ND |
| 2023 | ND | 1 | 0 | ND |
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 |
|---|---|---|
| 2018-02-28 | Q1808444003 | ND |
| 2019-01-29 | Q1904439005 | ND |
| 2019-01-29 | Q1904439008 | 0.0600 ppb |
| 2020-03-03 | Q2007977004 | ND |
| 2021-06-15 | Q2115600001 | ND |
| 2022-01-20 | Q2202093002 | ND |
| 2022-01-20 | Q2202093004 | ND |
| 2023-03-06 | Q2308689001 | ND |