1,2,3-Trichloropropane
City of Orange
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.
20
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 | 4 | 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 |
|---|---|---|
| 2014-04-09 | AC49963 | ND |
| 2014-04-09 | AC49957 | ND |
| 2014-11-24 | Q1457152001 | ND |
| 2014-11-24 | Q1457152003 | ND |
| 2015-01-21 | AC77073 | ND |
| 2015-01-21 | AC77079 | ND |
| 2015-05-12 | Q1517256003 | ND |
| 2015-05-12 | Q1517256001 | ND |
| 2016-05-18 | AD37514 | ND |
| 2016-05-18 | AD37522 | ND |
| 2017-02-22 | AD71827 | ND |
| 2017-02-22 | AD71831 | ND |
| 2017-02-22 | AD71743 | ND |
| 2017-02-22 | AD71757 | ND |
| 2018-01-10 | AE08641 | ND |
| 2018-01-10 | AE08637 | ND |
| 2019-02-12 | AE54140 | ND |
| 2019-02-12 | AE54144 | ND |
| 2019-10-30 | AE87998 | ND |
| 2019-10-30 | AE88010 | ND |