1,1,2,2-Tetrachloroethane
City of Bellmead
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.
35
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 | 3 | 0 | ND |
| 2015 | ND | 6 | 0 | ND |
| 2016 | ND | 9 | 0 | ND |
| 2017 | ND | 7 | 0 | ND |
| 2018 | ND | 5 | 0 | ND |
| 2019 | ND | 5 | 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 |
|---|---|---|
| 2014-04-16 | AC50854 | ND |
| 2014-08-12 | AC63081 | ND |
| 2014-08-12 | AC63069 | ND |
| 2015-02-17 | AC80818 | ND |
| 2015-02-17 | AC80814 | ND |
| 2015-02-17 | AC80816 | ND |
| 2015-02-17 | AC80820 | ND |
| 2015-05-13 | AC91875 | ND |
| 2015-05-13 | AC91879 | ND |
| 2016-01-14 | AD18285 | ND |
| 2016-01-14 | AD18277 | ND |
| 2016-01-14 | AD18291 | ND |
| 2016-04-11 | AD32582 | ND |
| 2016-04-11 | AD32584 | ND |
| 2016-07-13 | AD44124 | ND |
| 2016-07-13 | AD44122 | ND |
| 2016-10-11 | AD53181 | ND |
| 2016-10-11 | AD53183 | ND |
| 2017-02-06 | AD69198 | ND |
| 2017-02-06 | AD69200 | ND |
| 2017-02-06 | AD69204 | ND |
| 2017-02-06 | AD69202 | ND |
| 2017-04-04 | AD78564 | ND |
| 2017-04-04 | AD78566 | ND |
| 2017-04-04 | AD78568 | ND |
| 2018-02-13 | AE13562 | ND |
| 2018-02-13 | AE13558 | ND |
| 2018-02-13 | AE13572 | ND |
| 2018-02-13 | AE13560 | ND |
| 2018-05-02 | AE24825 | ND |
| 2019-05-21 | AE67380 | ND |
| 2019-05-21 | AE67388 | ND |
| 2019-05-21 | AE67392 | ND |
| 2019-05-21 | AE67390 | ND |
| 2019-06-10 | AE69720 | ND |