1,2,3-Trichloropropane
Cws-split Mountain Water System
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.
15
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 | 11 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | ND | 2 | 0 | ND |
| 2022 | N/A | 0 | 0 | N/A |
| 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 |
|---|---|---|
| 2018-02-20 | CA1500407_007_007-201802201155 | ND |
| 2018-03-13 | CA1500407_006_006-201803131230 | ND |
| 2018-03-28 | CA1500407_002_002-201803281415 | ND |
| 2018-04-26 | CA1500407_007_007-201804260950 | ND |
| 2018-04-26 | CA1500407_002_002-201804261105 | ND |
| 2018-04-26 | CA1500407_006_006-201804261020 | ND |
| 2018-07-24 | CA1500407_006_006-201807241220 | ND |
| 2018-07-24 | CA1500407_007_007-201807241255 | ND |
| 2018-10-17 | CA1500407_002_002-201810171220 | ND |
| 2018-10-17 | CA1500407_006_006-201810171150 | ND |
| 2018-10-17 | CA1500407_007_007-201810171120 | ND |
| 2019-11-05 | CA1500407_006_006-201911051144 | ND |
| 2019-11-05 | CA1500407_002_002-201911051010 | ND |
| 2021-01-20 | CA1500407_006_006-202101201208 | ND |
| 2021-05-06 | CA1500407_002_002-202105061122 | ND |