1,2,3-Trichloropropane
Elkhorn Estates Water System
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.
6
Samples
0
Samples exceeding legal limit (MCL)
2
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | N/A | 0 | 0 | N/A |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 1 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | 0.00167 ppb | 3 | 1 | ND - 0.00500 ppb |
| 2019 | 0.00300 ppb | 2 | 1 | ND - 0.00600 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 |
|---|---|---|
| 2016-08-08 | 5867-001-1115 | ND |
| 2018-03-19 | 5867-001-1005 | ND |
| 2018-06-20 | 5867-001-1145 | ND |
| 2018-12-28 | 5867-001-0930 | 0.00500 ppb |
| 2019-01-14 | 5867-001-1120 | 0.00600 ppb |
| 2019-12-10 | 5867-001-1030 | ND |