1,1-Dichloroethylene
Thomasville Water Works & Sewer Board
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 4 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 1 | 0 | ND |
2019 | ND | 1 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
EPA Maximum Contaminant
Level (MCL) 7 ppb
The legal limit for 1,1-dichloroethylene, established in 1987, was based on a toxicity study conducted in laboratory animals in the 1980s.
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-03-12 | 140312098-1 | ND |
2014-04-21 | 140421053-1 | ND |
2014-07-21 | 140721036-1 | ND |
2014-10-24 | 141024023-1 | ND |
2015-04-20 | 150420030-1 | ND |
2016-01-19 | 160119029-1 | ND |
2017-01-20 | 170120030-1 | ND |
2018-01-19 | 180119042-1 | ND |
2019-01-21 | 19010552-001A | ND |