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EWG's Tap Water Database — 2019 UPDATE

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Chlorodifluoromethane

De Pere Water Department

NOTE: De Pere Water Department purchases water from Central Brown Co. Water Authority which is required to test for chlorodifluoromethane. Sample information shown below was taken by Central Brown Co. Water Authority.

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.

 

0

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
2013N/A00N/A
2014ND50ND
2015ND70ND
2016N/A00N/A
2017N/A00N/A

ppb = parts per billion

All test results

NOTE: De Pere Water Department purchases water from Central Brown Co. Water Authority which is required to test for chlorodifluoromethane. Sample information shown below was taken by Central Brown Co. Water Authority.

Date Lab ID Result