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EWG's Tap Water Database — 2021 UPDATE

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cis-1,2-Dichloroethylene

Deming Municipal Water System

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.

 

24

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND130ND
2015N/A00N/A
2016N/A00N/A
2017ND100ND
2018ND10ND
2019N/A00N/A

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
2014-03-191403923-001AND
2014-08-141408956-001AND
2014-08-141408951-001AND
2014-08-141408958-001AND
2014-08-141408955-001AND
2014-08-141408942-001AND
2014-08-141408944-001AND
2014-08-141408946-001AND
2014-08-141408949-001AND
2014-09-101409598-001AND
2014-09-101409600-001AND
2014-09-101409601-001AND
2014-12-081412554-001AND
2017-05-151705978-001ND
2017-05-151705979-001ND
2017-05-151705975-001ND
2017-05-151705976-001ND
2017-05-161705980-001ND
2017-05-161705981-001ND
2017-05-161705982-001ND
2017-05-161705983-001ND
2017-08-151708A78-001ND
2017-09-271709H63-001ND
2018-05-081805594-001ND