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EWG's Tap Water Database — 2021 UPDATE

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Chlorodifluoromethane

Cassatt Water Kershaw-lee Company RWA

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND110ND
2015ND10ND
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2014-05-05201405070358AMND
2014-05-05201405070312AMND
2014-05-05201405070174AMND
2014-05-05201405070303AMND
2014-05-05201405070305AMND
2014-08-04201408060353AMND
2014-11-03201411050250AMND
2014-11-03201411050539AMND
2014-11-03201411050230AMND
2014-11-03201411050311AMND
2014-11-03201411050426AMND
2015-02-02201502040527AMND