1,2,3-Trichloropropane
Wallingford Water Department
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.
42
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 | ND | 4 | 0 | ND |
| 2014 | ND | 4 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 6 | 0 | ND |
| 2019 | ND | 6 | 0 | ND |
| 2020 | ND | 6 | 0 | ND |
| 2021 | ND | 6 | 0 | ND |
| 2022 | ND | 5 | 0 | ND |
| 2023 | ND | 5 | 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 |
|---|---|---|
| 2013-07-29 | 35102396001AM | ND |
| 2013-07-29 | 35102390001AM | ND |
| 2013-07-29 | 35102394001AM | ND |
| 2013-10-08 | 35111726001AM | ND |
| 2014-01-21 | 35123700001AM | ND |
| 2014-01-22 | 35123713001AM | ND |
| 2014-02-19 | 35127228004AM | ND |
| 2014-04-01 | 35132663001AM | ND |
| 2018-03-05 | BZ98169 | ND |
| 2018-04-17 | CA21065 | ND |
| 2018-06-28 | CA80407 | ND |
| 2018-07-17 | CA91980 | ND |
| 2018-08-14 | CB11135 | ND |
| 2018-10-11 | CB69933 | ND |
| 2019-02-21 | CC55842-02 | ND |
| 2019-03-06 | CC62592-02 | ND |
| 2019-03-06 | CC62591-02 | ND |
| 2019-04-08 | CC90384 | ND |
| 2019-07-08 | CD51593 | ND |
| 2019-10-10 | CE30938-VOC | ND |
| 2020-02-03 | CF25156 | ND |
| 2020-02-05 | CF27861 | ND |
| 2020-03-11 | CF48935 | ND |
| 2020-04-08 | CF71118 | ND |
| 2020-08-12 | CG53027 | ND |
| 2020-10-07 | CG95538 | ND |
| 2021-02-03 | CH55990-VOC | ND |
| 2021-03-10 | CH75493 | ND |
| 2021-04-07 | CH94005 | ND |
| 2021-04-07 | CH94007 | ND |
| 2021-09-15 | CJ30037 | ND |
| 2021-10-06 | CJ50288 | ND |
| 2022-02-07 | CK32469-VOC | ND |
| 2022-03-09 | CK82546 | ND |
| 2022-04-06 | CL02035-VOC | ND |
| 2022-08-10 | CM01614 | ND |
| 2022-11-16 | CM86907 | ND |
| 2023-01-11 | CN21046 | ND |
| 2023-02-06 | CN36383 | ND |
| 2023-04-12 | CN81747 | ND |
| 2023-07-12 | CO49576 | ND |
| 2023-10-26 | CP34585 | ND |