1,2,3-Trichloropropane
Sumter-wessex S/d
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.
23
Samples
0
Samples exceeding legal limit (MCL)
9
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | 0.125 ppb | 4 | 1 | ND - 0.500 ppb |
| 2015 | 0.250 ppb | 4 | 2 | ND - 0.540 ppb |
| 2016 | 0.228 ppb | 4 | 2 | ND - 0.520 ppb |
| 2017 | 0.340 ppb | 3 | 2 | ND - 0.510 ppb |
| 2018 | 0.195 ppb | 4 | 2 | ND - 0.450 ppb |
| 2019 | ND | 4 | 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 |
|---|---|---|
| 2014-01-14 | AD34707 | ND |
| 2014-04-07 | AD38197 | 0.500 ppb |
| 2014-08-06 | AD43764 | ND |
| 2014-12-09 | AD49143 | ND |
| 2015-01-28 | AD50809 | 0.540 ppb |
| 2015-04-01 | AD53667 | ND |
| 2015-07-22 | AD58636 | 0.460 ppb |
| 2015-12-09 | AD67702 | ND |
| 2016-01-19 | AD69515 | ND |
| 2016-05-03 | AD75241 | ND |
| 2016-07-26 | AD79695 | 0.520 ppb |
| 2016-12-07 | AD86782 | 0.390 ppb |
| 2017-03-08 | AD90939 | 0.510 ppb |
| 2017-05-03 | AD93789 | 0.510 ppb |
| 2017-11-08 | AE03380 | ND |
| 2018-03-20 | AE09636 | 0.450 ppb |
| 2018-04-24 | AE11274 | ND |
| 2018-08-02 | AE16126 | ND |
| 2018-11-30 | AE22083 | 0.330 ppb |
| 2019-01-10 | AE23940 | ND |
| 2019-04-22 | AE29217 | ND |
| 2019-08-06 | AE34914 | ND |
| 2019-12-10 | AE41653 | ND |