1,2,3-Trichloropropane
Marco Rural 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 |
|---|---|---|---|---|
| 2013 | ND | 14 | 0 | ND |
| 2014 | ND | 2 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 8 | 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 |
|---|---|---|
| 2013-05-20 | 201305220622AM | ND |
| 2013-05-20 | 201305220450AM | ND |
| 2013-05-20 | 201305230203AM | ND |
| 2013-05-20 | 201305220645AM | ND |
| 2013-05-20 | 201305220452AM | ND |
| 2013-05-20 | 201305220627AM | ND |
| 2013-05-20 | 201305220625AM | ND |
| 2013-10-29 | 201310310144AM | ND |
| 2013-10-29 | 201310310167AM | ND |
| 2013-10-29 | 201310310169AM | ND |
| 2013-10-29 | 201310310142AM | ND |
| 2013-10-29 | 201310310146AM | ND |
| 2013-10-29 | 201310310154AM | ND |
| 2013-10-29 | 201310310102AM | ND |
| 2014-03-04 | AD36307 | ND |
| 2014-06-10 | AD41057 | ND |
| 2019-12-02 | AE40929 | ND |
| 2019-12-02 | AE40915 | ND |
| 2019-12-03 | AE41074 | ND |
| 2019-12-03 | AE41072 | ND |
| 2019-12-03 | AE41049 | ND |
| 2019-12-03 | AE41048 | ND |
| 2019-12-03 | AE41076 | ND |
| 2019-12-30 | AE42210 | ND |