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EWG's Tap Water Database — 2021 UPDATE

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Chlorodifluoromethane

MCWA Genesee

Chlorodifluoromethane (Freon 22) is a refrigerant, solvent and aerosol propellant banned in 2000 under the Montreal Protocol because of its ozone-depleting properties. Freons can cause heart, nervous system and liver damage.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND80ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2014-02-11201402120436AMND
2014-02-11201402120571AMND
2014-05-12201405130364AMND
2014-05-12201405130305AMND
2014-08-12201408130675AMND
2014-08-12201408130646AMND
2014-11-11201411120362AMND
2014-12-02201412030538AMND