1,2,3-Trichloropropane
Mariana Ranchos County Water 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.
13
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 | 9 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | ND | 2 | 0 | ND |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 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 |
|---|---|---|
| 2018-01-08 | CA3610030_001_001-201801081020 | ND |
| 2018-02-16 | CA3610030_002_002-201802160705 | ND |
| 2018-04-09 | CA3610030_002_002-201804090920 | ND |
| 2018-05-14 | CA3610030_002_002-201805140951 | ND |
| 2018-06-25 | CA3610030_001_001-201806251115 | ND |
| 2018-07-16 | CA3610030_001_001-201807160705 | ND |
| 2018-08-13 | CA3610030_002_002-201808131350 | ND |
| 2018-10-11 | CA3610030_002_002-201810111310 | ND |
| 2018-11-08 | CA3610030_001_001-201811081156 | ND |
| 2020-05-13 | CA3610030_002_002-202005131214 | ND |
| 2020-06-10 | CA3610030_001_001-202006101200 | ND |
| 2023-04-10 | CA3610030_002_002-202304100920 | ND |
| 2023-05-08 | CA3610030_001_001-202305081028 | ND |