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.
24
Samples
0
Samples exceeding legal limit (MCL)
4
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | 0.195 ppb | 4 | 2 | ND - 0.450 ppb |
| 2019 | ND | 4 | 0 | ND |
| 2020 | ND | 4 | 0 | ND |
| 2021 | 0.108 ppb | 4 | 1 | ND - 0.430 ppb |
| 2022 | 0.0925 ppb | 4 | 1 | ND - 0.370 ppb |
| 2023 | ND | 4 | 0 | ND |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
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 |
|---|---|---|
| 2018-03-20 | 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 |
| 2020-01-14 | AE42870 | ND |
| 2020-04-28 | AE47742 | ND |
| 2020-09-10 | AE54309 | ND |
| 2020-11-17 | AE57633 | ND |
| 2021-01-19 | AE59847 | ND |
| 2021-05-27 | AE66576 | ND |
| 2021-07-28 | AE69574 | ND |
| 2021-11-09 | AE74818 | 0.430 ppb |
| 2022-01-25 | AE77954 | ND |
| 2022-05-25 | AE84285 | 0.370 ppb |
| 2022-07-25 | AE87126 | ND |
| 2022-10-31 | AE92354 | ND |
| 2023-01-11 | AE95303 | ND |
| 2023-05-16 | AF02091 | ND |
| 2023-08-02 | AF06496 | ND |
| 2023-11-02 | AF10993 | ND |