1,2,3-Trichloropropane
Sierra Mutual Water Company
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.
10
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 4 | 0 | ND |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | ND | 2 | 0 | ND |
| 2023 | N/A | 0 | 0 | N/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 |
|---|---|---|
| 2018-04-19 | CA5403110_002_002-201804190840 | ND |
| 2018-04-19 | CA5403110_001_001-201804190830 | ND |
| 2018-11-18 | CA5403110_002_002-201811181330 | ND |
| 2018-11-18 | CA5403110_001_001-201811181340 | ND |
| 2019-02-06 | CA5403110_001_001-201902060840 | ND |
| 2019-02-06 | CA5403110_002_002-201902060850 | ND |
| 2019-05-02 | CA5403110_002_002-201905020845 | ND |
| 2019-05-02 | CA5403110_001_001-201905020835 | ND |
| 2022-09-06 | CA5403110_001_001-202209060800 | ND |
| 2022-09-06 | CA5403110_002_002-202209060815 | ND |