Know Your Environment. Protect Your Health.

trans-1,2-Dichloroethylene

Telford Borough Authority

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.

 

82

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND140ND
2019ND140ND
2020ND140ND
2021ND120ND
2022ND140ND
2023ND140ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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
2018-02-1220180562ND
2018-02-1220180560ND
2018-02-1220180561ND
2018-05-0320181778ND
2018-05-0320181777ND
2018-05-0320181776ND
2018-05-0320181774ND
2018-05-0320181775ND
2018-08-0120182933ND
2018-08-0120182931ND
2018-08-0120182932ND
2018-11-278114737-02ND
2018-11-278114737-01ND
2018-11-278114737-03ND
2019-02-0620190503ND
2019-02-0620190504ND
2019-02-0620190505ND
2019-05-0120191634ND
2019-05-0120191637ND
2019-05-0120191635ND
2019-05-0120191633ND
2019-05-0120191636ND
2019-08-0720193060ND
2019-08-0720193062ND
2019-08-0720193061ND
2019-11-0620194363ND
2019-11-0620194361ND
2019-11-0620194362ND
2020-02-0521669879.00ND
2020-02-0521669858.00ND
2020-02-0521669837.00ND
2020-05-0622218195.00ND
2020-05-0622218174.00ND
2020-05-0622218153.00ND
2020-05-0622218132.00ND
2020-05-0622218111.00ND
2020-08-0522610586.00ND
2020-08-0522610607.00ND
2020-08-0522610628.00ND
2020-11-0423364701.00ND
2020-11-0423364722.00ND
2020-12-0123540056.00ND
2021-02-0323891158.00ND
2021-02-0323891200.00ND
2021-02-0323891179.00ND
2021-05-1924441406.00ND
2021-05-1924441364.00ND
2021-05-1924441448.00ND
2021-05-1924441427.00ND
2021-05-1924441385.00ND
2021-08-0424831813.00ND
2021-08-0424831834.00ND
2021-11-0325590472.00ND
2021-11-0325590451.00ND
2022-02-0226119956.00ND
2022-02-0226119977.00ND
2022-03-0226289905.00ND
2022-05-0426651314.00ND
2022-05-0426651293.00ND
2022-05-0426651272.00ND
2022-05-0426651251.00ND
2022-06-0826845268.00ND
2022-08-0327236563.00ND
2022-08-0327236584.00ND
2022-08-0327236542.00ND
2022-11-0227825176.00ND
2022-11-0227825197.00ND
2022-11-0227825155.00ND
2023-02-0128351673.00ND
2023-02-0128351694.00ND
2023-02-0128351715.00ND
2023-05-2228902985.00ND
2023-05-2228902983.00ND
2023-05-2228902982.00ND
2023-05-2228902986.00ND
2023-05-2228902984.00ND
2023-08-0229499988.00ND
2023-08-0229499967.00ND
2023-08-0229499946.00ND
2023-11-0130073673.00ND
2023-11-0130073652.00ND
2023-11-0130073631.00ND