cis-1,2-Dichloroethylene
Town of Queen Creek
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 |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | ND | 2 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 5 | 0 | ND |
2017 | ND | 7 | 0 | ND |
2018 | ND | 4 | 0 | ND |
2019 | ND | 12 | 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 |
---|---|---|
2014-08-04 | 201408050165V | ND |
2014-08-04 | 201408050164V | ND |
2015-03-04 | 201503040378V | ND |
2016-06-08 | 201606080199V | ND |
2016-06-08 | 201606080193V | ND |
2016-06-08 | 201606080192V | ND |
2016-06-08 | 201606080191V | ND |
2016-06-08 | 201606080190V | ND |
2017-03-15 | 201703150338V | ND |
2017-03-15 | 201703150337V | ND |
2017-03-15 | 201703150336V | ND |
2017-03-15 | 201703150335V | ND |
2017-03-15 | 201703150334V | ND |
2017-03-15 | 201703150333V | ND |
2017-07-06 | 201707060489V | ND |
2018-01-18 | 201801180389V | ND |
2018-07-18 | 201807180472V | ND |
2018-08-01 | 201808020188V | ND |
2018-10-03 | 201810030298V | ND |
2019-02-13 | 201902130125V | ND |
2019-02-13 | 201902130124V | ND |
2019-02-13 | 201902130123V | ND |
2019-02-13 | 201902130122V | ND |
2019-02-14 | 201902140176V | ND |
2019-06-03 | 201906030210V | ND |
2019-06-03 | 201906030208V | ND |
2019-07-25 | 201907250186V | ND |
2019-07-25 | 201907250175V | ND |
2019-10-24 | 201910240410V | ND |
2019-10-24 | 201910240415V | ND |
2019-10-24 | 201910240412V | ND |