1,1,1,2-Tetrachloroethane
Bayou La Batre Utilities
1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.
22
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 | 6 | 0 | ND |
| 2019 | ND | 4 | 0 | ND |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | ND | 4 | 0 | ND |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | ND | 8 | 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 |
|---|---|---|
| 2018-01-29 | 180129038-1 | ND |
| 2018-05-07 | 180509027-1 | ND |
| 2018-06-13 | 180614041-1 | ND |
| 2018-07-26 | 180727028-001 | ND |
| 2018-11-08 | 18110248-001A | ND |
| 2018-11-08 | 18110248-002A | ND |
| 2019-01-30 | 19010726-001A | ND |
| 2019-05-06 | 19050219-001A | ND |
| 2019-07-25 | 20114547001_IVOC | ND |
| 2019-11-21 | 20131445003_IVOC | ND |
| 2021-04-27 | 20197805002 | ND |
| 2021-04-27 | 20197778001 | ND |
| 2021-07-22 | 20215370001 | ND |
| 2021-07-22 | 20215372002 | ND |
| 2023-02-07 | 20269190002_IVOC | ND |
| 2023-02-07 | 20269193002_IVOC | ND |
| 2023-04-11 | 20274431002_IVOC | ND |
| 2023-04-11 | 20274438001_IVOC | ND |
| 2023-07-13 | 20282545001_IVOC | ND |
| 2023-07-13 | 20282549002_IVOC | ND |
| 2023-10-17 | 20293432002_IVOC | ND |
| 2023-10-17 | 20293435001_IVOC | ND |