1,2,3-Trichloropropane
West Gregg Special 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.
30
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 |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | N/A | 0 | 0 | N/A |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 3 | 0 | ND |
| 2019 | ND | 5 | 0 | ND |
| 2020 | ND | 6 | 0 | ND |
| 2021 | ND | 3 | 0 | ND |
| 2022 | ND | 6 | 0 | ND |
| 2023 | ND | 7 | 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 |
|---|---|---|
| 2018-09-13 | Q1836486004 | ND |
| 2018-09-13 | Q1836486002 | ND |
| 2018-12-05 | Q1849734003 | ND |
| 2019-02-14 | Q1906942006 | ND |
| 2019-02-14 | Q1906942008 | ND |
| 2019-02-14 | Q1906942010 | ND |
| 2019-03-28 | Q1912650001 | ND |
| 2019-03-28 | Q1912650003 | ND |
| 2020-01-09 | Q2000956001 | ND |
| 2020-01-09 | Q2000956003 | ND |
| 2020-01-09 | Q2000956005 | ND |
| 2020-01-09 | Q2000956014 | ND |
| 2020-01-09 | Q2000956016 | ND |
| 2020-01-09 | Q2000956018 | ND |
| 2021-06-15 | Q2115566006 | ND |
| 2021-06-15 | Q2115566008 | ND |
| 2021-06-15 | Q2115566004 | ND |
| 2022-03-14 | Q2208516003 | ND |
| 2022-08-17 | Q2224332010 | ND |
| 2022-08-17 | Q2224332012 | ND |
| 2022-08-17 | Q2224332014 | ND |
| 2022-08-17 | Q2224332017 | ND |
| 2022-12-08 | Q2237012003 | ND |
| 2023-03-07 | Q2308919006 | ND |
| 2023-03-07 | Q2308919008 | ND |
| 2023-03-07 | Q2308919010 | ND |
| 2023-03-07 | Q2308919017 | ND |
| 2023-03-07 | Q2308919018 | ND |
| 2023-07-19 | Q2328453002 | ND |
| 2023-07-19 | Q2328453007 | ND |