Know Your Environment. Protect Your Health.

1,1-Dichloroethylene

Perkasie Regional Authority

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

 

41

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND70ND
2019ND70ND
2020ND60ND
2021ND70ND
2022ND70ND
2023ND70ND

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
2018-03-068024485-02ND
2018-06-048052857-02ND
2018-09-048084662-02ND
2018-09-178093548-01ND
2018-09-178093548-03ND
2018-09-178093548-02ND
2018-12-038110453-02REND
2019-03-059023322-02ND
2019-06-049053891-02ND
2019-09-039084135-02ND
2019-11-119111441-02ND
2019-11-119111441-03ND
2019-11-119111441-01ND
2019-12-039113323-02ND
2020-03-0321828162.00ND
2020-06-2322393765.00ND
2020-09-0122778499.00ND
2020-09-0122778457.00ND
2020-09-0122778478.00ND
2020-12-0123344557.00ND
2021-03-0224041339.00ND
2021-06-0124619519.00ND
2021-09-2025201403.00ND
2021-09-2025201445.00ND
2021-09-2025201424.00ND
2021-09-2025201466.00ND
2021-12-0725746108.00ND
2022-03-0126270337.00ND
2022-06-2126824209.00ND
2022-08-1627213701.00ND
2022-08-1627213749.00ND
2022-08-1627213726.00ND
2022-09-1927420628.00ND
2022-12-0627980840.00ND
2023-03-0728503190.00ND
2023-06-0629088299.00ND
2023-09-0529681635.00ND
2023-09-1929681638.00ND
2023-09-1929681637.00ND
2023-09-1929681636.00ND
2023-12-0530228258.00ND