1,1,1,2-Tetrachloroethane
City of Cameron
1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.
9
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 | 1 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
| 2020 | ND | 2 | 0 | ND |
| 2021 | ND | 3 | 0 | ND |
| 2022 | ND | 1 | 0 | ND |
| 2023 | ND | 1 | 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 |
|---|---|---|
| 2018-08-21 | AE37897 | ND |
| 2019-07-01 | AE72856 | ND |
| 2020-07-01 | AF17684 | ND |
| 2020-11-19 | AF35176 | ND |
| 2021-01-13 | AF39164 | ND |
| 2021-06-02 | AF56257 | ND |
| 2021-07-29 | AF63943 | ND |
| 2022-01-27 | AF82250 | ND |
| 2023-03-07 | Q2309830001 | ND |