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EWG's Tap Water Database — 2021 UPDATE

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Chlorodifluoromethane

Oxford Water Works & Sewer Board

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.

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015ND140ND
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2015-03-193212503ND
2015-03-193212407ND
2015-03-193212349ND
2015-03-193212485ND
2015-03-193212541ND
2015-03-193212532ND
2015-06-233269120ND
2015-09-243331452ND
2015-09-243331386ND
2015-09-243331377ND
2015-09-243331474ND
2015-09-243331483ND
2015-09-243331346ND
2015-12-033370162ND