1,2,3-Trichloropropane
SNO PUD 1 - Lake Stevens
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 | 6 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 1 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 2 | 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 |
|---|---|---|
| 2014-01-22 | WA97-SE1-14-0129 | ND |
| 2014-04-15 | WA97-SE2-14-0658 | ND |
| 2014-04-16 | 97-SE1-14-06586- | ND |
| 2014-07-22 | WA97-SE3-14-1361 | ND |
| 2014-10-27 | WA97-SE4-14-2114 | ND |
| 2014-10-28 | WA98-SE2-14-2131 | ND |
| 2016-12-21 | ND | |
| 2019-11-14 | ND | |
| 2019-11-14 | ND |