1,1,2,2-Tetrachloroethane
Verona Water Department
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.
23
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 |
|---|---|---|---|---|
| 2014 | ND | 5 | 0 | ND |
| 2015 | ND | 4 | 0 | ND |
| 2016 | ND | 4 | 0 | ND |
| 2017 | ND | 5 | 0 | ND |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 4 | 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 |
|---|---|---|
| 2014-03-11 | 4030283-02 | ND |
| 2014-04-25 | 4040771-04 | ND |
| 2014-04-25 | 4040771-02 | ND |
| 2014-08-06 | 4080178-02 | ND |
| 2014-11-05 | 4110103-03 | ND |
| 2015-03-09 | 5030204-02 | ND |
| 2015-04-08 | 5040234-02 | ND |
| 2015-08-13 | 5080425-02 | ND |
| 2015-11-06 | 5110241-02 | ND |
| 2016-03-23 | 6030831-02 | ND |
| 2016-05-12 | 6050472-02 | ND |
| 2016-08-03 | 6080165-02 | ND |
| 2016-12-07 | 6120297-02 | ND |
| 2017-02-08 | 7020311-02 | ND |
| 2017-05-08 | 7050318-02 | ND |
| 2017-08-11 | 7080475-03 | ND |
| 2017-08-11 | 7080475-01 | ND |
| 2017-11-30 | 7120012-02 | ND |
| 2018-02-09 | 8020285-02 | ND |
| 2019-03-29 | 9031220-02 | ND |
| 2019-05-30 | 9051313-03 | ND |
| 2019-08-14 | 9080681-03 | ND |
| 2019-12-11 | 9120473-03 | ND |