1,1-Dichloroethylene
Northwood Water Supply Corporation
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
12
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 | 2 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 2 | 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 |
---|---|---|
2014-09-17 | AC67267 | ND |
2014-09-17 | AC67275 | ND |
2015-07-31 | AD02117 | ND |
2015-07-31 | AD02119 | ND |
2016-04-07 | AD32306 | ND |
2016-04-07 | AD32322 | ND |
2017-07-26 | AD90879 | ND |
2017-07-26 | AD90881 | ND |
2018-08-01 | AE35341 | ND |
2018-12-11 | AE48665 | ND |
2019-12-10 | AE91905 | ND |
2019-12-10 | AE91903 | ND |