1,1,2,2-Tetrachloroethane
Glenwood Water Supply Corporation
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.
16
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 |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | ND | 1 | 0 | ND |
| 2015 | ND | 3 | 0 | ND |
| 2016 | ND | 3 | 0 | ND |
| 2017 | ND | 3 | 0 | ND |
| 2018 | ND | 3 | 0 | ND |
| 2019 | ND | 3 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
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 |
|---|---|---|
| 2014-10-09 | Q1451842014 | ND |
| 2015-06-30 | Q1524691002 | ND |
| 2015-06-30 | Q1524691004 | ND |
| 2015-06-30 | Q1524691005 | ND |
| 2016-10-25 | Q1645490006 | ND |
| 2016-10-25 | Q1645490002 | ND |
| 2016-10-25 | Q1645490007 | ND |
| 2017-09-18 | Q1744560011 | ND |
| 2017-09-18 | Q1744560002 | ND |
| 2017-09-18 | Q1744560020 | ND |
| 2018-10-18 | Q1841537006 | ND |
| 2018-10-18 | Q1841537010 | ND |
| 2018-10-18 | Q1841537008 | ND |
| 2019-10-14 | Q1972407001 | ND |
| 2019-10-14 | Q1972407003 | ND |
| 2019-10-14 | Q1972407005 | ND |