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EWG's Tap Water Database — 2021 UPDATE

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Chlorodifluoromethane

Pennsylvania American Water Lake Scranton

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.

 

20

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND200ND
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
2014-03-0324956301ND
2014-03-0425309001ND
2014-03-0425308901ND
2014-03-052993012ND
2014-03-052993014ND
2014-03-1025416001ND
2014-03-1025415901ND
2014-03-1125418101ND
2014-03-1825441401ND
2014-06-1225808101ND
2014-09-1026879401ND
2014-09-1526873301ND
2014-09-1526874401ND
2014-09-1526873101ND
2014-09-1526873401ND
2014-09-1626874201ND
2014-09-1626874001ND
2014-09-1626873801ND
2014-09-2426873601ND
2014-12-1527640001ND