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EWG's Tap Water Database — 2021 UPDATE

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1,1-Dichloroethylene

City of Tallahassee

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

MORE ABOUT THIS CONTAMINANT

 

88

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND590ND
2015N/A00N/A
2016N/A00N/A
2017ND270ND
2018N/A00N/A
2019ND20ND

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 Result
2014-01-07ND
2014-01-07ND
2014-01-07ND
2014-01-07ND
2014-01-07ND
2014-01-07ND
2014-01-07ND
2014-01-07ND
2014-01-28ND
2014-01-28ND
2014-01-28ND
2014-01-28ND
2014-01-28ND
2014-01-28ND
2014-03-11ND
2014-03-11ND
2014-03-11ND
2014-03-11ND
2014-03-11ND
2014-03-12ND
2014-04-02ND
2014-04-02ND
2014-04-02ND
2014-04-02ND
2014-04-02ND
2014-04-02ND
2014-04-02ND
2014-04-02ND
2014-05-06ND
2014-05-06ND
2014-05-06ND
2014-05-06ND
2014-05-06ND
2014-07-01ND
2014-07-01ND
2014-07-01ND
2014-07-01ND
2014-07-01ND
2014-07-01ND
2014-07-01ND
2014-07-01ND
2014-07-22ND
2014-07-22ND
2014-07-22ND
2014-07-22ND
2014-07-22ND
2014-07-22ND
2014-09-09ND
2014-09-09ND
2014-09-09ND
2014-09-09ND
2014-10-02ND
2014-10-02ND
2014-10-02ND
2014-10-02ND
2014-10-02ND
2014-10-02ND
2014-10-02ND
2014-11-03ND
2017-01-24ND
2017-01-24ND
2017-01-24ND
2017-01-24ND
2017-01-24ND
2017-01-24ND
2017-03-08ND
2017-03-08ND
2017-03-08ND
2017-03-08ND
2017-03-08ND
2017-03-08ND
2017-06-20ND
2017-06-20ND
2017-06-20ND
2017-06-20ND
2017-06-20ND
2017-06-20ND
2017-07-18ND
2017-07-18ND
2017-07-18ND
2017-07-18ND
2017-07-18ND
2017-09-14ND
2017-09-14ND
2017-09-14ND
2017-09-14ND
2019-07-17ND
2019-10-15ND