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EWG's Tap Water Database — 2019 UPDATE

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Chlorodifluoromethane

Joint Municipal WSC

NOTE: Joint Municipal WSC purchases water from City of West Columbia which is required to test for chlorodifluoromethane. Sample information shown below was taken by City of West Columbia.

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
2012N/A00N/A
2013ND40ND
2014ND60ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A

ppb = parts per billion

All test results

NOTE: Joint Municipal WSC purchases water from City of West Columbia which is required to test for chlorodifluoromethane. Sample information shown below was taken by City of West Columbia.

Date Lab ID Result
2013-10-29201310310125AMND
2013-10-29201310310123AMND
2014-01-27201401310078AMND
2014-01-27201401310072AMND
2014-04-28201405010478AMND
2014-04-28201405010406AMND
2014-07-22201407240502AMND
2014-07-22201407240425AMND