Know Your Environment. Protect Your Health.

1,1-Dichloroethylene

Paw Penn District

1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.

 

56

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND80ND
2019ND100ND
2020ND110ND
2021ND80ND
2022ND80ND
2023ND110ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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
2018-01-1138161501ND
2018-01-1138161101ND
2018-01-1138161401ND
2018-01-1138161301ND
2018-01-1138161201ND
2018-04-1139072601ND
2018-07-1640207301ND
2018-10-1741961701ND
2019-01-0942499201ND
2019-01-0942499601ND
2019-01-0942499501ND
2019-01-0942499401ND
2019-01-0942499301ND
2019-04-0143658101ND
2019-07-0845016101ND
2019-07-1545716201ND
2019-10-0746831501ND
2019-10-3143999801ND
2020-01-0621542695.00ND
2020-01-0621542543.00ND
2020-01-0621542653.00ND
2020-01-0621542611.00ND
2020-01-0621542632.00ND
2020-01-0621542564.00ND
2020-01-0621542585.00ND
2020-01-1521542674.00ND
2020-05-0622261500.00ND
2020-08-1722843897.00ND
2020-10-0823224118.00ND
2021-01-1423754066.00ND
2021-01-1423754045.00ND
2021-01-1423754108.00ND
2021-01-1423754087.00ND
2021-04-1424290666.00ND
2021-04-2124290995.00ND
2021-07-0124873778.00ND
2021-10-0625448165.00ND
2022-01-0525982960.00ND
2022-01-0525982904.00ND
2022-01-0525982916.00ND
2022-01-0525982939.00ND
2022-01-0525982885.00ND
2022-04-0626506765.00ND
2022-07-0527082950.00ND
2022-10-0627684617.00ND
2023-01-0528212797.00ND
2023-01-0528212875.00ND
2023-01-0528212854.00ND
2023-01-0528212822.00ND
2023-01-0528212843.00ND
2023-01-0528212784.00ND
2023-01-0528212899.00ND
2023-04-1328749293.00ND
2023-06-0729155740.00ND
2023-07-2029346684.00ND
2023-10-1229928184.00ND