1,2,3-Trichloropropane
Coastside County Water District
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.
14
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 | 1 | 0 | ND |
| 2014 | ND | 6 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 6 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
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 |
|---|---|---|
| 2013-12-11 | A3J1692-01A | ND |
| 2014-03-11 | A4B2102-01A | ND |
| 2014-03-11 | A4B2096-01A | ND |
| 2014-06-17 | A4E1990-01A | ND |
| 2014-06-17 | A4E1991-01A | ND |
| 2014-09-15 | A4H2149-01A | ND |
| 2014-12-30 | A4K1350-01A | ND |
| 2015-12-14 | A5L0325-01A | ND |
| 2018-03-14 | 5810-002-1028 | ND |
| 2018-03-14 | 5810-004-1221 | ND |
| 2018-03-14 | 5810-010-1110 | ND |
| 2018-05-23 | 5810-002-1133 | ND |
| 2018-08-22 | 5810-002-1235 | ND |
| 2018-11-26 | 5810-002-1241 | ND |