1,2,3-Trichloropropane
Old River Mutual Water Company
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)
3
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | ND | 1 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | 0.00526 ppb | 5 | 3 | ND - 0.0140 ppb |
| 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 | Lab ID | Result |
|---|---|---|
| 2014-03-11 | 5806-001-1400 | ND |
| 2018-01-15 | 5806-001-1430 | 0.00730 ppb |
| 2018-01-29 | 5806-001-1455 | 0.00500 ppb |
| 2018-04-10 | 5806-001-1525 | ND |
| 2018-07-20 | 5806-001-0915 | ND |
| 2018-10-11 | 5806-001-1525 | 0.0140 ppb |
| 2019-02-15 | 5806-001-1000 | ND |
| 2019-09-17 | 5806-001-1155 | ND |
| 2019-12-31 | 5806-001-0810 | ND |