trans-1,2-Dichloroethylene
Town of Gilbert
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 | 4 | 0 | ND |
2015 | ND | 8 | 0 | ND |
2016 | ND | 15 | 0 | ND |
2017 | ND | 6 | 0 | ND |
2018 | ND | 20 | 0 | ND |
2019 | ND | 20 | 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 |
---|---|---|
2014-01-27 | 201401270088V | ND |
2014-01-27 | 201401270065V | ND |
2014-02-11 | 201402110338V | ND |
2014-03-04 | 201403040337V | ND |
2015-01-28 | 201501280363V | ND |
2015-01-28 | 201501260356V | ND |
2015-02-11 | 201502110487V | ND |
2015-02-24 | 201502240351V | ND |
2015-05-13 | 201505130228V | ND |
2015-07-21 | 201507220448V | ND |
2015-10-12 | 201510120090V | ND |
2015-12-02 | 201512020569V | ND |
2016-01-05 | 201601070012V | ND |
2016-01-06 | 201601070018V | ND |
2016-01-12 | 201601120205V | ND |
2016-01-19 | 201601190338V | ND |
2016-01-19 | 201601190344V | ND |
2016-01-19 | 201601200431V | ND |
2016-01-26 | 201601280342V | ND |
2016-01-26 | 201601260332V | ND |
2016-02-08 | 201602080054V | ND |
2016-02-08 | 201602080043V | ND |
2016-02-17 | 201602170379V | ND |
2016-02-17 | 201602170374V | ND |
2016-03-02 | 201603020442V | ND |
2016-03-23 | 201603230456V | ND |
2016-05-31 | 201605310476V | ND |
2017-01-04 | 201701040827V | ND |
2017-01-17 | 201701170328V | ND |
2017-03-22 | 201703220306V | ND |
2017-06-06 | 201706060728V | ND |
2017-07-27 | 201707280115V | ND |
2017-10-04 | 201710040638V | ND |
2018-01-16 | 201801160470V | ND |
2018-01-16 | 201801160479V | ND |
2018-01-16 | 201801160490V | ND |
2018-01-24 | 201801240735V | ND |
2018-01-24 | 201801240724V | ND |
2018-01-24 | 201801240704V | ND |
2018-01-29 | 201801290256V | ND |
2018-01-29 | 201801290250V | ND |
2018-01-29 | 201801290173V | ND |
2018-02-26 | 201802260221V | ND |
2018-02-27 | 201802270462V | ND |
2018-03-20 | 3899428 | ND |
2018-03-20 | 3898673 | ND |
2018-03-21 | 3898697 | ND |
2018-05-17 | 201805170726V | ND |
2018-05-29 | 201805290456V | ND |
2018-06-13 | 201806131034V | ND |
2018-06-13 | 201806131021V | ND |
2018-07-30 | 201807300102V | ND |
2018-11-05 | 20181105018V | ND |
2019-01-09 | 201901090394V | ND |
2019-01-09 | 201901090343V | ND |
2019-01-09 | 201901090351V | ND |
2019-01-09 | 201901090360V | ND |
2019-01-09 | 201901090372V | ND |
2019-01-09 | 201901090377V | ND |
2019-01-09 | 201901090382V | ND |
2019-01-09 | 201901090386V | ND |
2019-01-09 | 201901090398V | ND |
2019-01-15 | 201901150226V | ND |
2019-02-06 | 201902060232V | ND |
2019-02-06 | 201902060228V | ND |
2019-02-06 | 201902060222V | ND |
2019-03-25 | 201903250206V | ND |
2019-03-25 | 201903250180V | ND |
2019-04-16 | 201904160421V | ND |
2019-04-29 | 201904290299V | ND |
2019-04-29 | 201904290294V | ND |
2019-07-17 | 201907170335V | ND |
2019-12-16 | 201912160222V | ND |