1,1-Dichloroethylene
Dallastown Yoe Water Authority
NOTE: Dallastown Yoe Water Authority purchases water from Red Lion which is required to test for 1,1-dichloroethylene. Sample information shown below was taken by Red Lion.
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 | 1 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 1 | 0 | ND |
2019 | ND | 1 | 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
NOTE: Dallastown Yoe Water Authority purchases water from Red Lion which is required to test for 1,1-dichloroethylene. Sample information shown below was taken by Red Lion.
Date | Lab ID | Result |
---|---|---|
2014-04-08 | 2000373001 | ND |
2015-04-14 | 12731917 | ND |
2016-04-26 | 14712600 | ND |
2017-04-18 | 16071121 | ND |
2018-04-24 | 8011483-01 | ND |
2019-06-26 | 9022267-01 | ND |