cis-1,2-Dichloroethylene
United Water Pa Mechanicsburg
1,2-Dichloroethylene, a neurotoxic solvent, exists in two different forms: trans-1,2-dichloroethylene and cis-1,2-dichloroethylene. A mixture of the two forms is used to manufacture other solvents and chemical products.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 6 | 0 | ND |
2015 | 0.0633 ppb | 9 | 1 | ND - 0.570 ppb |
2016 | ND | 7 | 0 | ND |
2017 | ND | 5 | 0 | ND |
2018 | ND | 5 | 0 | ND |
2019 | ND | 6 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
EPA Maximum Contaminant
Level (MCL) 70 ppb
The legal limit for cis-1,2-dichloroethylene, established in 1991, was based on a toxicity study in laboratory animals conducted in the 1980s.
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-02-12 | 1071699003 | ND |
2014-02-12 | 1071699001 | ND |
2014-04-15 | 2001635001 | ND |
2014-04-15 | 2001635002 | ND |
2014-07-07 | 2016172003 | ND |
2014-10-09 | 2033532001 | ND |
2015-02-03 | 12479188 | ND |
2015-02-03 | 12479143 | ND |
2015-05-11 | 12841440 | ND |
2015-05-11 | 12841463 | ND |
2015-07-07 | 12974657 | ND |
2015-07-07 | 12974678 | ND |
2015-10-07 | 13475182 | ND |
2015-10-07 | 13475161 | ND |
2015-10-07 | 13475205 | 0.570 ppb |
2016-01-13 | 13834605 | ND |
2016-01-13 | 13834582 | ND |
2016-01-13 | 13834626 | ND |
2016-04-19 | 14206403 | ND |
2016-08-10 | 14857576 | ND |
2016-08-10 | 14857597 | ND |
2016-11-10 | 15326808 | ND |
2017-02-07 | 15752205 | ND |
2017-02-14 | 15752249 | ND |
2017-05-02 | 16208285 | ND |
2017-08-01 | 16520098 | ND |
2017-10-10 | 16981635 | ND |
2018-02-23 | 2297488001 | ND |
2018-02-23 | 2297488002 | ND |
2018-05-01 | 1810634-01 | ND |
2018-08-07 | 1821380-01 | ND |
2018-11-12 | 3000062001 | ND |
2019-01-15 | H9A0708-01 | ND |
2019-01-15 | H9A0708-02 | ND |
2019-04-10 | H9D0711-01 | ND |
2019-08-06 | H9H0636-01 | ND |
2019-08-07 | H9H0668-01 | ND |
2019-11-05 | H9K0519-01 | ND |