1,1-Dichloroethylene
Ponca City Mun Water
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 | 4 | 0 | ND |
2016 | ND | 4 | 0 | ND |
2017 | ND | 4 | 0 | ND |
2018 | ND | 4 | 0 | ND |
2019 | ND | 4 | 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 |
---|---|---|
2014-02-05 | 4B05145-01 | ND |
2014-05-07 | 4E08044-01 | ND |
2014-08-05 | 4H06167-01 | ND |
2014-11-12 | 4K12153-01 | ND |
2015-02-04 | 5B04138-01 | ND |
2015-05-06 | 5E06209-01 | ND |
2015-08-05 | 5H05195-01 | ND |
2015-11-11 | 5K11089-01 | ND |
2016-02-10 | 6B10096-01 | ND |
2016-05-11 | 6E11133-01 | ND |
2016-08-17 | 6H17151-01 | ND |
2016-11-16 | 6K16195-01RE1 | ND |
2017-02-08 | 7B08205-01 | ND |
2017-05-17 | 7E17145-01 | ND |
2017-08-09 | 7H09120-01 | ND |
2017-11-08 | 7K08137-01 | ND |
2018-03-21 | AC21189-01 | ND |
2018-06-06 | AF06230-01 | ND |
2018-09-26 | AI26132-01 | ND |
2018-12-19 | AL19165-01RE1 | ND |
2019-03-13 | BC13136-01RE1 | ND |
2019-06-19 | BF19144-01 | ND |
2019-09-11 | BI11145-01 | ND |
2019-12-04 | BL04182-01 | ND |