1,1,1,2-Tetrachloroethane
Four Way Special Utility District
1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.
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 |
|---|---|---|---|---|
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 4 | 0 | ND |
| 2020 | ND | 4 | 0 | ND |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 4 | 0 | ND |
| 2023 | ND | 4 | 0 | ND |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
EWG Health Guideline: 1 ppb
The EWG Health Guideline of 1 ppb for 1,1,1,2-tetrachloroethane was defined by the Environmental Protection Agency as a one-in-a-million lifetime risk of cancer. Values greater than one-in-a-million cancer risk level can result in increased cancer cases above one in a million people.
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-03-08 | Q1809770011 | ND |
| 2018-03-08 | Q1809770013 | ND |
| 2018-03-08 | Q1809770015 | ND |
| 2018-03-08 | Q1809770010 | ND |
| 2019-06-04 | Q1931189005 | ND |
| 2019-06-04 | Q1931189007 | ND |
| 2019-06-04 | Q1931189009 | ND |
| 2019-06-04 | Q1931189011 | ND |
| 2020-06-17 | Q2024644004 | ND |
| 2020-08-11 | Q2031797007 | ND |
| 2020-08-11 | Q2031797009 | ND |
| 2020-08-11 | Q2031797011 | ND |
| 2021-06-02 | Q2114209004 | ND |
| 2021-06-02 | Q2114209010 | ND |
| 2021-06-02 | Q2114209008 | ND |
| 2021-06-02 | Q2114209006 | ND |
| 2022-03-07 | Q2207619008 | ND |
| 2022-03-07 | Q2207619010 | ND |
| 2022-03-07 | Q2207619012 | ND |
| 2022-03-07 | Q2207619014 | ND |
| 2023-04-24 | Q2315229004 | ND |
| 2023-06-05 | Q2320826020 | ND |
| 2023-06-05 | Q2320826022 | ND |
| 2023-06-05 | Q2320826024 | ND |