1,1,1,2-Tetrachloroethane
Gander Woods Pump 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 | 1 | 0 | ND |
| 2019 | ND | 5 | 0 | ND |
| 2020 | ND | 4 | 0 | ND |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 5 | 0 | ND |
| 2023 | ND | 5 | 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 |
|---|---|---|
| 2018-11-13 | S770725 | ND |
| 2019-01-29 | S812529 | ND |
| 2019-04-29 | S847907 | ND |
| 2019-08-13 | S865159 | ND |
| 2019-08-13 | S900434 | ND |
| 2019-10-15 | S895862 | ND |
| 2020-01-08 | S920014 | ND |
| 2020-04-16 | S901920 | ND |
| 2020-08-25 | S901704 | ND |
| 2020-10-13 | S998171 | ND |
| 2021-01-26 | S1035134 | ND |
| 2021-04-28 | S1066480 | ND |
| 2021-07-26 | S1086024 | ND |
| 2021-10-22 | S1121011 | ND |
| 2022-01-10 | S1136749 | ND |
| 2022-04-05 | S1120952 | ND |
| 2022-07-29 | S1199099 | ND |
| 2022-08-19 | S1206469 | ND |
| 2022-10-13 | S1230647 | ND |
| 2023-01-30 | S1257225 | ND |
| 2023-04-28 | S1257101 | ND |
| 2023-07-31 | 810-72350-9 | ND |
| 2023-10-31 | 810-83409-1 | ND |
| 2023-10-31 | 810-83409-2 | ND |