1,2,3-Trichloropropane
Central Texas Water Supply Corporation
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.
16
Samples
0
Samples exceeding legal limit (MCL)
1
Samples exceeding
health guidelines
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 | 4 | 0 | ND |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 2 | 0 | ND |
| 2019 | 0.0300 ppb | 4 | 1 | ND - 0.120 ppb |
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 |
|---|---|---|
| 2014-04-08 | AC49753 | ND |
| 2014-07-23 | AC60714 | ND |
| 2015-03-10 | AC83519 | ND |
| 2015-09-03 | AD05676 | ND |
| 2016-03-14 | AD28558 | ND |
| 2016-03-14 | AD28570 | ND |
| 2016-03-14 | AD28568 | ND |
| 2016-09-29 | AD52052 | ND |
| 2017-03-20 | AD75733 | ND |
| 2017-08-21 | AD93557 | ND |
| 2018-01-17 | AE09111 | ND |
| 2018-08-14 | AE36989 | ND |
| 2019-03-27 | AE60192 | ND |
| 2019-03-27 | AE60270 | 0.120 ppb |
| 2019-03-27 | AE60272 | ND |
| 2019-08-15 | AE78974 | ND |