1,2,3-Trichloropropane
Lake Conroe Hills Municipal 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.
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 |
|---|---|---|---|---|
| 2013 | ND | 2 | 0 | ND |
| 2014 | N/A | 0 | 0 | N/A |
| 2015 | ND | 2 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 1 | 0 | ND |
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 1 | 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 |
|---|---|---|
| 2013-04-24 | 101073P | ND |
| 2013-11-19 | 102557P | ND |
| 2015-07-21 | AD00431 | ND |
| 2015-07-21 | AD00465 | ND |
| 2016-09-27 | AD51533 | ND |
| 2017-10-26 | AE02447 | ND |
| 2018-08-02 | AE35592 | ND |
| 2018-08-02 | AE35640 | ND |
| 2019-08-28 | AE81406 | ND |