1,2,3-Trichloropropane
South Grayson 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.
45
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 | 8 | 0 | ND |
| 2019 | ND | 5 | 0 | ND |
| 2020 | ND | 9 | 0 | ND |
| 2021 | ND | 6 | 0 | ND |
| 2022 | ND | 8 | 0 | ND |
| 2023 | ND | 9 | 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 | Q1804974006 | ND |
| 2018-02-06 | Q1804974001 | ND |
| 2018-05-04 | Q1818259007 | ND |
| 2018-05-04 | Q1818259004 | ND |
| 2018-10-15 | Q1840862007 | ND |
| 2018-10-15 | Q1840862009 | ND |
| 2018-10-15 | Q1840862011 | ND |
| 2018-10-15 | Q1840862013 | ND |
| 2019-08-13 | Q1954236018 | ND |
| 2019-08-13 | Q1954236016 | ND |
| 2019-08-13 | Q1954236014 | ND |
| 2019-08-13 | Q1954236012 | ND |
| 2019-08-13 | Q1954236010 | ND |
| 2020-08-06 | Q2031194001 | ND |
| 2020-08-06 | Q2031194003 | ND |
| 2020-08-06 | Q2031194005 | ND |
| 2020-08-06 | Q2031194007 | ND |
| 2020-08-06 | Q2031194009 | ND |
| 2020-08-06 | Q2031194011 | ND |
| 2020-08-06 | Q2031194013 | ND |
| 2020-08-06 | Q2031194015 | ND |
| 2020-08-06 | Q2031194017 | ND |
| 2021-06-16 | Q2115771002 | ND |
| 2021-11-10 | Q2131631012 | ND |
| 2021-11-10 | Q2131631014 | ND |
| 2021-11-10 | Q2131631016 | ND |
| 2021-11-10 | Q2131631018 | ND |
| 2021-11-10 | Q2131631010 | ND |
| 2022-02-08 | Q2204251002 | ND |
| 2022-04-26 | Q2212466007 | ND |
| 2022-04-26 | Q2212466009 | ND |
| 2022-04-26 | Q2212466011 | ND |
| 2022-04-26 | Q2212466013 | ND |
| 2022-04-26 | Q2212466015 | ND |
| 2022-08-17 | Q2224360001 | ND |
| 2022-10-19 | Q2231831001 | ND |
| 2023-05-16 | Q2318439007 | ND |
| 2023-05-16 | Q2318439009 | ND |
| 2023-05-16 | Q2318439011 | ND |
| 2023-05-16 | Q2318439013 | ND |
| 2023-05-16 | Q2318439015 | ND |
| 2023-05-16 | Q2318439028 | ND |
| 2023-05-16 | Q2318439029 | ND |
| 2023-05-16 | Q2318439030 | ND |
| 2023-05-16 | Q2318439031 | ND |