1,2,3-Trichloropropane
San Miguel Community Services 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.
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 | 12 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | ND | 3 | 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 |
|---|---|---|
| 2018-03-05 | CA4010010_009_009-201803051115 | ND |
| 2018-03-05 | CA4010010_004_004-201803051200 | ND |
| 2018-03-05 | CA4010010_005_005-201803051135 | ND |
| 2018-04-02 | CA4010010_005_005-201804021215 | ND |
| 2018-04-02 | CA4010010_009_009-201804021155 | ND |
| 2018-04-02 | CA4010010_004_004-201804021230 | ND |
| 2018-08-07 | CA4010010_005_005-201808071155 | ND |
| 2018-08-07 | CA4010010_009_009-201808071130 | ND |
| 2018-08-07 | CA4010010_004_004-201808071210 | ND |
| 2018-10-09 | CA4010010_005_005-201810091035 | ND |
| 2018-10-09 | CA4010010_004_004-201810091120 | ND |
| 2018-10-09 | CA4010010_009_009-201810091010 | ND |
| 2021-11-02 | CA4010010_009_009-202111021031 | ND |
| 2021-11-02 | CA4010010_004_004-202111021005 | ND |
| 2021-11-02 | CA4010010_005_005-202111021020 | ND |