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EWG's Tap Water Database — 2021 UPDATE

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Chlorodifluoromethane

South Stickny SD

NOTE: South Stickny SD purchases water from City of Chicago which is required to test for chlorodifluoromethane. Sample information shown below was taken by City of Chicago.

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
2013ND10ND
2014ND30ND
2015ND20ND
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

NOTE: South Stickny SD purchases water from City of Chicago which is required to test for chlorodifluoromethane. Sample information shown below was taken by City of Chicago.

Date Lab ID Result
2014-04-283015710ND
2014-04-283015743ND
2014-08-133081747ND
2014-08-133081727ND
2014-10-073118975ND
2014-10-073118990ND
2015-01-133169383ND
2015-01-133169403ND