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EWG's Tap Water Database

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Chlorodifluoromethane

Cole County PWSD 1

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
2010N/A00N/A
2011N/A00N/A
2012N/A00N/A
2013ND60ND
2014ND60ND
2015N/A00N/A

ppb = parts per billion.

All test results

Date Lab ID Result
2013-06-043595615001AMND
2013-06-043595615003AMND
2013-06-043595615005AMND
2013-06-043595615007AMND
2013-06-043595615009AMND
2013-06-043595615011AMND
2014-02-2535127874001AMND
2014-02-2535127874003AMND
2014-02-2535127874011AMND
2014-02-2535127874007AMND
2014-02-2535127874009AMND
2014-02-2535127874005AMND