trans-1,2-Dichloroethylene
Kinneloa Irrigation District
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 | 7 | 0 | ND |
2015 | ND | 6 | 0 | ND |
2016 | ND | 6 | 0 | ND |
2017 | ND | 6 | 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
EWG Health Guideline 60 ppb
The EWG Health Guideline of 60 ppb for trans-1,2-dichloroethylene was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against harm to internal organs.
EPA Maximum Contaminant
Level (MCL) 100 ppb
The legal limit for trans-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 |
---|---|---|
2014-04-07 | 9588-015-0920 | ND |
2014-04-07 | 9588-009-0900 | ND |
2014-04-07 | 9588-008-0930 | ND |
2014-04-07 | 9588-007-1005 | ND |
2014-04-07 | 9588-005-0950 | ND |
2014-04-07 | 9588-003-0910 | ND |
2014-04-07 | 9588-002-0940 | ND |
2015-04-09 | 9588-002-0955 | ND |
2015-04-09 | 9588-003-0935 | ND |
2015-04-09 | 9588-005-1005 | ND |
2015-04-09 | 9588-015-1020 | ND |
2015-04-09 | 9588-007-0945 | ND |
2015-04-09 | 9588-009-0925 | ND |
2016-04-18 | 9588-002-0950 | ND |
2016-04-18 | 9588-015-0940 | ND |
2016-04-18 | 9588-009-0905 | ND |
2016-04-18 | 9588-003-0915 | ND |
2016-04-18 | 9588-007-0930 | ND |
2016-04-18 | 9588-005-1005 | ND |
2017-04-10 | 9588-015-0925 | ND |
2017-04-10 | 9588-002-0930 | ND |
2017-04-10 | 9588-003-0910 | ND |
2017-04-10 | 9588-007-0915 | ND |
2017-04-10 | 9588-005-0940 | ND |
2017-04-10 | 9588-009-0900 | ND |
2018-04-17 | 9588-005-0950 | ND |
2018-04-17 | 9588-009-0910 | ND |
2018-04-17 | 9588-015-0935 | ND |
2018-04-17 | 9588-003-0915 | ND |
2018-04-17 | 9588-007-0925 | ND |
2019-02-04 | 9588-002-0900 | ND |
2019-04-04 | 9588-009-1035 | ND |
2019-04-04 | 9588-015-1100 | ND |
2019-04-04 | 9588-003-1045 | ND |
2019-04-04 | 9588-005-1145 | ND |
2019-04-04 | 9588-007-1120 | ND |