1,2,3-Trichloropropane
El Dorado Utility 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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 2 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | 0.0300 ppb | 4 | 1 | ND - 0.120 ppb |
2018 | ND | 2 | 0 | ND |
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 |
---|---|---|
2014-04-30 | AC52384 | ND |
2014-04-30 | AC52390 | ND |
2015-10-06 | AD09635 | ND |
2015-10-06 | AD09623 | ND |
2016-12-02 | AD60365 | ND |
2017-05-25 | AD85734 | ND |
2017-05-25 | AD85732 | ND |
2017-05-25 | AD85752 | 0.120 ppb |
2017-05-25 | AD85746 | ND |
2018-05-23 | AE27494 | ND |
2018-05-23 | AE27472 | ND |
2019-11-07 | AE88917 | ND |
2019-11-07 | AE88949 | ND |