1,2,3-Trichloropropane
Hollister Ranch Estates
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
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | ND | 8 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | ND | 1 | 0 | ND |
| 2022 | ND | 1 | 0 | ND |
| 2023 | ND | 2 | 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 |
|---|---|---|
| 2018-02-06 | CA3500904_001_001-201802061130 | ND |
| 2018-02-06 | CA3500904_002_002-201802061115 | ND |
| 2018-05-02 | CA3500904_001_001-201805021215 | ND |
| 2018-05-02 | CA3500904_002_002-201805021230 | ND |
| 2018-08-22 | CA3500904_001_001-201808221215 | ND |
| 2018-08-22 | CA3500904_002_002-201808221220 | ND |
| 2018-11-19 | CA3500904_001_001-201811191341 | ND |
| 2018-11-19 | CA3500904_002_002-201811191351 | ND |
| 2021-12-06 | CA3500904_001_001-202112061300 | ND |
| 2022-03-07 | CA3500904_002_002-202203071300 | ND |
| 2023-03-16 | CA3500904_002_002-202303161040 | ND |
| 2023-10-10 | CA3500904_006_006-202310100910 | ND |