1,1,1,2-Tetrachloroethane
City of Rusk
1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.
26
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 | 5 | 0 | ND |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 4 | 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 |
|---|---|---|
| 2018-03-21 | Q1811395006 | ND |
| 2018-03-21 | Q1811395010 | ND |
| 2018-03-21 | Q1811395014 | ND |
| 2018-03-21 | Q1811395001 | ND |
| 2019-10-09 | Q1972207001 | ND |
| 2019-10-09 | Q1972207003 | ND |
| 2019-10-09 | Q1972207005 | ND |
| 2019-10-09 | Q1972207007 | ND |
| 2020-10-01 | Q2038626020 | ND |
| 2020-10-01 | Q2038626022 | ND |
| 2020-10-01 | Q2038626024 | ND |
| 2020-10-01 | Q2038626026 | ND |
| 2020-11-19 | Q2046158001 | ND |
| 2021-11-02 | Q2130691005 | ND |
| 2021-11-02 | Q2130691011 | ND |
| 2021-11-02 | Q2130691009 | ND |
| 2021-11-02 | Q2130691007 | ND |
| 2022-10-24 | Q2231983010 | ND |
| 2022-10-24 | Q2231983012 | ND |
| 2022-10-24 | Q2231983014 | ND |
| 2022-10-24 | Q2231983016 | ND |
| 2023-06-28 | Q2325031005 | ND |
| 2023-06-28 | Q2325031007 | ND |
| 2023-06-28 | Q2325031009 | ND |
| 2023-06-28 | Q2325031011 | ND |
| 2023-09-11 | Q2338755002 | ND |