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EWG's Tap Water Database — 2019 UPDATE

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Chlorodifluoromethane

Bartlett

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.

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013ND50ND
2014ND50ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2013-09-1023373201ND
2013-09-1023373101ND
2013-09-1023373301ND
2013-09-1023372901ND
2013-12-1024242801ND
2014-03-1125045101ND
2014-03-1125045301ND
2014-03-1125045201ND
2014-06-1026040201ND
2014-12-1025045401ND