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EWG's Tap Water Database — 2021 UPDATE

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Chlorodifluoromethane

Marina Coast Water District

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
2014-04-01201404020482AMND
2014-04-01201404020478AMND
2014-04-01201404020476AMND
2014-04-01201404020480AMND
2014-10-01201410020160AMND
2014-10-01201410020154AMND
2014-10-01201410020156AMND
2014-10-28201410290262AMND