1,2,3-Trichloropropane
Placer County Water Agency - Foothill
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.
17
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 | 8 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 9 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
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 |
|---|---|---|
| 2014-03-04 | 201403050497AM | ND |
| 2014-06-10 | 201406110961AM | ND |
| 2014-06-10 | 201406110959AM | ND |
| 2014-08-20 | 3334-002-1010 | ND |
| 2014-08-20 | 3334-007-1200 | ND |
| 2014-09-02 | 201409030611AM | ND |
| 2014-09-02 | 201409030609AM | ND |
| 2014-12-10 | 201412110730AM | ND |
| 2018-02-13 | 4790-002-0940 | ND |
| 2018-02-21 | 4790-014-0930 | ND |
| 2018-05-16 | 9590-002-0930 | ND |
| 2018-05-29 | 9590-014-1330 | ND |
| 2018-08-14 | 1233-007-1310 | ND |
| 2018-08-14 | 1233-002-1120 | ND |
| 2018-08-22 | 1233-014-0930 | ND |
| 2018-11-27 | 1233-002-1105 | ND |
| 2018-12-19 | 1233-014-0930 | ND |