1,2,3-Trichloropropane
City of Shenandoah
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.
18
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 |
|---|---|---|---|---|
| 2014 | ND | 4 | 0 | ND |
| 2015 | ND | 2 | 0 | ND |
| 2016 | ND | 2 | 0 | ND |
| 2017 | ND | 4 | 0 | ND |
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 4 | 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 |
|---|---|---|
| 2014-01-16 | AC39291 | ND |
| 2014-01-16 | AC39277 | ND |
| 2014-01-16 | AC39295 | ND |
| 2014-01-16 | AC39261 | ND |
| 2015-03-09 | AC83201 | ND |
| 2015-03-09 | AC83227 | ND |
| 2016-06-21 | AD41383 | ND |
| 2016-06-21 | AD41375 | ND |
| 2017-03-13 | AD74712 | ND |
| 2017-03-13 | AD74702 | ND |
| 2017-03-13 | AD74674 | ND |
| 2017-03-13 | AD74682 | ND |
| 2018-02-23 | AE15481 | ND |
| 2018-02-23 | AE15413 | ND |
| 2019-06-20 | AE71526 | ND |
| 2019-06-20 | AE71524 | ND |
| 2019-10-24 | AE87572 | ND |
| 2019-10-24 | AE87594 | ND |