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EWG's Tap Water Database — 2021 UPDATE

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Chlorodifluoromethane

Village of Caledonia Water Utility

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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND60ND
2015ND20ND
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2014-06-24799129-11667ND
2014-06-24799125-11667ND
2014-09-15818366-12333ND
2014-09-15818377-12333ND
2014-12-09835159-12981ND
2014-12-09835154-12981ND
2015-03-12848383-13642ND
2015-04-22855886-13912ND