1,2,3-Trichloropropane
City of Pharr
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.
12
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 | 4 | 0 | ND |
| 2014 | ND | 1 | 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
| Date | Lab ID | Result |
|---|---|---|
| 2013-02-19 | 1302583-001D | ND |
| 2013-05-14 | Q1301066001 | ND |
| 2013-08-13 | Q13015413001 | ND |
| 2013-11-12 | Q1312868001 | ND |
| 2014-07-11 | AC59508 | ND |
| 2015-07-17 | AD00205 | ND |
| 2016-03-01 | AD26433 | ND |
| 2016-07-15 | AD44581 | ND |
| 2017-07-13 | AD89313 | ND |
| 2018-07-10 | AE32814 | ND |
| 2019-05-02 | AE64685 | ND |
| 2019-09-05 | AE82330 | ND |