1,2,3-Trichloropropane
Watertown City
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.
9
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 |
|---|---|---|---|---|
| 2014 | ND | 5 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 1 | 0 | ND |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 1 | 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 | Lab ID | Result |
|---|---|---|
| 2014-02-05 | 769346-10694 | ND |
| 2014-05-07 | 784713-11342 | ND |
| 2014-07-14 | 1410416-001 | ND |
| 2014-08-06 | 808931-12027 | ND |
| 2014-11-17 | 831973-12883 | ND |
| 2015-07-08 | 1510177-003POC | ND |
| 2016-07-06 | 1610587-001 | ND |
| 2017-07-05 | 1710146-001 | ND |
| 2019-07-10 | 1910987-001 | ND |