1,1,1,2-Tetrachloroethane
Scottville, City of
NOTE: Scottville, City of purchases water from Ludington, City of which is required to test for 1,1,1,2-tetrachloroethane. Sample information shown below was taken by Ludington, City of.
1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.
Samples
Samples exceeding legal limit (MCL)
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 | 9 | 0 | ND |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | N/A | 0 | 0 | N/A |
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
NOTE: Scottville, City of purchases water from Ludington, City of which is required to test for 1,1,1,2-tetrachloroethane. Sample information shown below was taken by Ludington, City of.
| Date | Lab ID | Result |
|---|---|---|
| 2018-02-12 | LLH65385 | ND |
| 2018-05-15 | LLH80829 | ND |
| 2018-08-07 | LLH97644 | ND |
| 2018-11-13 | LLI15460 | ND |
| 2018-11-29 | LLI17188 | ND |
| 2019-02-13 | LLI25478 | ND |
| 2019-05-08 | LLI37075 | ND |
| 2019-08-07 | LLI55024 | ND |
| 2019-09-04 | LLI61615 | ND |
| 2019-11-06 | LLI75691 | ND |