1,2,3-Trichloropropane
City of De Leon
NOTE: City of De Leon purchases water from Upper Leon River Municipal Water District which is required to test for 1,2,3-trichloropropane. Sample information shown below was taken by Upper Leon River Municipal 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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 4 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 1 | 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
NOTE: City of De Leon purchases water from Upper Leon River Municipal Water District which is required to test for 1,2,3-trichloropropane. Sample information shown below was taken by Upper Leon River Municipal Water District.
Date | Lab ID | Result |
---|---|---|
2014-09-24 | AC68105 | ND |
2015-08-05 | AD02691 | ND |
2016-04-14 | AD33256 | ND |
2016-08-03 | AD46913 | ND |
2017-08-24 | AD94162 | ND |
2018-09-12 | AE40028 | ND |
2019-02-28 | AE56652 | ND |
2019-08-07 | AE77523 | ND |