1,2,3-Trichloropropane
East Orosi Community Services District
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.
9
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 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | 0.00233 ppb | 6 | 2 | ND - 0.00800 ppb |
| 2019 | ND | 3 | 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 |
|---|---|---|
| 2018-03-21 | 5867-001-1305 | 0.00600 ppb |
| 2018-03-21 | 5867-002-1250 | 0.00800 ppb |
| 2018-04-26 | 5867-001-1122 | ND |
| 2018-06-22 | 5867-001-1350 | ND |
| 2018-09-19 | 5867-001-1410 | ND |
| 2018-09-19 | 5867-002-1425 | ND |
| 2019-03-22 | 5810-001-1005 | ND |
| 2019-03-22 | 5810-002-0905 | ND |
| 2019-05-24 | 5810-002-1110 | ND |