1,1,2,2-Tetrachloroethane
Friona Municipal Water System
1,1,2,2-Tetrachloroethane is an industrial chemical which has been used as a metal degreaser, and in paint, paint removers, mothballs and pesticides. It damages the liver and nervous system, and may cause cancer.
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 | 4 | 0 | ND |
| 2019 | ND | 4 | 0 | ND |
| 2020 | ND | 4 | 0 | ND |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 3 | 0 | ND |
| 2023 | ND | 5 | 0 | ND |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
EWG Health Guideline: 0.1 ppb
The EWG Health Guideline of 0.1 ppb for 1,1,2,2-tetrachloroethane was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against cancer.
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-01-16 | Q1801773012 | ND |
| 2018-01-16 | Q1801773005 | ND |
| 2018-04-10 | Q1814553005 | ND |
| 2018-07-30 | Q1830046007 | ND |
| 2019-01-17 | Q1902751001 | ND |
| 2019-01-17 | Q1902751004 | ND |
| 2019-04-23 | Q1916176007 | ND |
| 2019-07-08 | Q1942259004 | ND |
| 2020-01-15 | Q2001626005 | ND |
| 2020-01-15 | Q2001626007 | ND |
| 2020-04-07 | Q2013983007 | ND |
| 2020-04-07 | Q2013983011 | ND |
| 2021-01-13 | Q2100884009 | ND |
| 2021-01-13 | Q2100884011 | ND |
| 2021-04-08 | Q2109054004 | ND |
| 2021-07-14 | Q2118506004 | ND |
| 2022-01-11 | Q2200809003 | ND |
| 2022-04-04 | Q2210233001 | ND |
| 2022-07-12 | Q2219520001 | ND |
| 2023-02-16 | Q2306631004 | ND |
| 2023-04-11 | Q2313274004 | ND |
| 2023-04-11 | Q2313274010 | ND |
| 2023-07-11 | Q2326865009 | ND |
| 2023-07-11 | Q2326865012 | ND |