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EWG's Tap Water Database — 2021 UPDATE

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1,1-Dichloroethylene

City of Riverton

1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.

MORE ABOUT THIS CONTAMINANT

 

40

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND140ND
2015ND40ND
2016ND50ND
2017ND150ND
2018ND20ND
2019N/A00N/A

ppb = parts per billion

State and national drinking water standards and health guidelines

EPA Maximum Contaminant
Level (MCL) 7 ppb

The legal limit for 1,1-dichloroethylene, established in 1987, was based on a toxicity study conducted in laboratory animals in the 1980s.

ppb = parts per billion

All test results

Date Lab ID Result
2014-07-14C14070510-010LND
2014-07-14C14070510-009LND
2014-07-14C14070510-008LND
2014-07-14C14070510-007LND
2014-07-14C14070510-006LND
2014-07-14C14070510-005LND
2014-07-14C14070510-004LND
2014-07-14C14070510-003LND
2014-07-14C14070510-002LND
2014-07-14C14070510-001LND
2014-07-14C14070510-014LND
2014-07-14C14070510-013LND
2014-07-14C14070510-012LND
2014-07-14C14070510-011LND
2015-04-14C15040475-001KND
2015-06-25C15061008-013LND
2015-08-11C15080418-001JND
2015-10-26C15100814-001HND
2016-03-07C16030282-001HND
2016-06-13C16060466-016HND
2016-06-13C16060466-007END
2016-09-07C16090266-001AND
2016-12-12C16120340-001HND
2017-06-06C17060229-002END
2017-06-06C17060229-014END
2017-06-06C17060229-013END
2017-06-06C17060229-012END
2017-06-06C17060229-011END
2017-06-06C17060229-010END
2017-06-06C17060229-009END
2017-06-06C17060229-008END
2017-06-06C17060229-007END
2017-06-06C17060229-006END
2017-06-06C17060229-005END
2017-06-06C17060229-004END
2017-06-06C17060229-003END
2017-06-06C17060229-001END
2017-07-17C17070545-001END
2018-06-04C18060169-052DND
2018-10-15C18100603-001AND