1,2,3-Trichloropropane
Rancho Estates Mutual Water Company
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.
24
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 | 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 | ND | 19 | 0 | ND |
| 2019 | ND | 5 | 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 |
|---|---|---|
| 2018-03-13 | 4790-004-0734 | ND |
| 2018-03-13 | 4790-011-0757 | ND |
| 2018-03-13 | 4790-007-0738 | ND |
| 2018-03-13 | 4790-010-0716 | ND |
| 2018-06-12 | 4790-004-0803 | ND |
| 2018-06-12 | 4790-011-0650 | ND |
| 2018-06-12 | 4790-010-0740 | ND |
| 2018-06-12 | 4790-007-0758 | ND |
| 2018-07-20 | 3761-002-1130 | ND |
| 2018-08-14 | 4790-007-0735 | ND |
| 2018-08-14 | 4790-010-0715 | ND |
| 2018-08-14 | 4790-004-0740 | ND |
| 2018-08-14 | 4790-011-0705 | ND |
| 2018-08-21 | 4790-012-0705 | ND |
| 2018-10-09 | 4790-011-0700 | ND |
| 2018-10-09 | 4790-012-0735 | ND |
| 2018-10-09 | 4790-007-0725 | ND |
| 2018-10-09 | 4790-004-0730 | ND |
| 2018-10-09 | 4790-010-0710 | ND |
| 2019-01-15 | 4790-012-0735 | ND |
| 2019-03-28 | 9588-002-1025 | ND |
| 2019-04-09 | 4790-012-0705 | ND |
| 2019-05-08 | 9588-002-1117 | ND |
| 2019-07-01 | 3761-002-0930 | ND |