Know Your Environment. Protect Your Health.

1,1-Dichloroethylene

Paw Blue Mountain Division

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

 

21

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND20ND
2020ND50ND
2021ND40ND
2022ND40ND
2023ND50ND

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
2018-01-1038160101ND
2019-01-0942498201ND
2019-07-1645238801ND
2020-04-2222086246.00ND
2020-04-2922086555.00ND
2020-04-2922086576.00ND
2020-05-1122278299.00ND
2020-05-1122278320.00ND
2021-04-1224308445.00ND
2021-04-1224308466.00ND
2021-07-2124889781.00ND
2021-07-2124889802.00ND
2022-04-1826522952.00ND
2022-04-1826522973.00ND
2022-08-0327300371.00ND
2022-08-0427300352.00ND
2023-04-1028766763.00ND
2023-04-1028766744.00ND
2023-04-1128766718.00ND
2023-04-1128766690.00ND
2023-06-0729172432.00ND