1,2,3-Trichloropropane
Hanover 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.
21
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 | 3 | 0 | ND |
| 2014 | ND | 6 | 0 | ND |
| 2015 | ND | 3 | 0 | ND |
| 2016 | ND | 3 | 0 | ND |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 3 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
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 | Result |
|---|---|
| 2013-08-12 | ND |
| 2013-08-12 | ND |
| 2013-08-26 | ND |
| 2014-02-18 | ND |
| 2014-02-18 | ND |
| 2014-02-18 | ND |
| 2014-03-11 | ND |
| 2014-03-11 | ND |
| 2014-04-15 | ND |
| 2015-02-10 | ND |
| 2015-02-10 | ND |
| 2015-04-24 | ND |
| 2016-03-22 | ND |
| 2016-03-22 | ND |
| 2016-04-12 | ND |
| 2017-01-17 | ND |
| 2017-06-28 | ND |
| 2018-06-07 | ND |
| 2019-02-19 | ND |
| 2019-02-19 | ND |
| 2019-05-14 | ND |