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EWG's Tap Water Database

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Chlorodifluoromethane

Washington

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.

 

4

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2010N/A00N/A
2011N/A00N/A
2012N/A00N/A
2013N/A00N/A
2014N/A00N/A
2015ND40ND

ppb = parts per billion.

All test results

Date Lab ID Result
2015-03-11848087-13642ND
2015-03-11848089-13642ND
2015-09-22885085-14985ND
2015-09-22885083-14985ND