1,2,3-Trichloropropane
Castroville 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.
23
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 | 16 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | ND | 4 | 0 | ND |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | ND | 3 | 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 |
|---|---|---|
| 2018-01-16 | CA2710005_004_004-201801161500 | ND |
| 2018-01-17 | CA2710005_005_005-201801171130 | ND |
| 2018-01-17 | CA2710005_003_003-201801170905 | ND |
| 2018-01-17 | CA2710005_009_009-201801170915 | ND |
| 2018-04-09 | CA2710005_009_009-201804090858 | ND |
| 2018-04-09 | CA2710005_003_003-201804090835 | ND |
| 2018-04-09 | CA2710005_005_005-201804091120 | ND |
| 2018-04-16 | CA2710005_004_004-201804161430 | ND |
| 2018-07-02 | CA2710005_009_009-201807020905 | ND |
| 2018-07-02 | CA2710005_003_003-201807020840 | ND |
| 2018-07-16 | CA2710005_004_004-201807160925 | ND |
| 2018-07-16 | CA2710005_005_005-201807160900 | ND |
| 2018-10-01 | CA2710005_003_003-201810010945 | ND |
| 2018-10-01 | CA2710005_009_009-201810010925 | ND |
| 2018-10-01 | CA2710005_004_004-201810011005 | ND |
| 2018-10-01 | CA2710005_005_005-201810011025 | ND |
| 2021-03-29 | CA2710005_003_003-202103290909 | ND |
| 2021-03-29 | CA2710005_004_004-202103291025 | ND |
| 2021-03-29 | CA2710005_005_005-202103291000 | ND |
| 2021-03-29 | CA2710005_009_009-202103290905 | ND |
| 2023-05-22 | CA2710005_005_005-202305220950 | ND |
| 2023-05-22 | CA2710005_003_003-202305220905 | ND |
| 2023-05-22 | CA2710005_009_009-202305220915 | ND |