1,2,3-Trichloropropane
Lake Forest Utility District
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.
17
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 | 2 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
| 2020 | ND | 4 | 0 | ND |
| 2021 | ND | 3 | 0 | ND |
| 2022 | ND | 2 | 0 | ND |
| 2023 | ND | 4 | 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 |
|---|---|---|
| 2018-06-19 | AE30802 | ND |
| 2018-06-19 | AE30786 | ND |
| 2019-09-05 | AE82290 | ND |
| 2019-09-05 | AE82304 | ND |
| 2020-10-26 | AF31920 | ND |
| 2020-10-26 | AF31928 | ND |
| 2020-10-26 | AF31940 | ND |
| 2020-10-26 | AF31942 | ND |
| 2021-03-08 | AF45706 | ND |
| 2021-03-08 | AF45708 | ND |
| 2021-04-19 | AF50507 | ND |
| 2022-07-21 | AG05779 | ND |
| 2022-12-12 | AG21502 | ND |
| 2023-08-23 | AG53719 | ND |
| 2023-08-23 | AG53721 | ND |
| 2023-08-23 | AG53779 | ND |
| 2023-08-23 | AG53783 | ND |