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EWG's Tap Water Database — 2021 UPDATE

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Chlorodifluoromethane

Sun Prairie Utilities

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.

 

13

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND60ND
2014ND70ND
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
2013-10-31756110-10163ND
2013-11-07757662-10243ND
2013-11-07757692-10250ND
2013-11-07757676-10250ND
2013-11-07757678-10250ND
2013-11-07757664-10250ND
2014-05-06784661-11326ND
2014-05-06784665-11326ND
2014-05-06784663-11326ND
2014-05-06784667-11326ND
2014-05-06784671-11326ND
2014-05-06784669-11326ND
2014-05-06784659-11326ND