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.

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Samples

Samples exceeding legal limit (MCL)

Samples exceeding
health guidelines

Testing results - average by year

Year	Average result	Samples taken	Range of results
2013	ND	4	ND
2014	ND	6	ND
2015	N/A	0	N/A
2016	N/A	0	N/A
2017	N/A	0	N/A
2018	N/A	0	N/A
2019	N/A	0	N/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
2013-10-29	201310310125AM	ND
2013-10-29	201310310123AM	ND
2014-01-27	201401310078AM	ND
2014-01-27	201401310072AM	ND
2014-04-28	201405010478AM	ND
2014-04-28	201405010406AM	ND
2014-07-22	201407240502AM	ND
2014-07-22	201407240425AM	ND