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EWG's Tap Water Database — 2021 UPDATE

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Dichlorodifluoromethane

Ottawa County Regional Water District

Dichlorodifluoromethane (Freon-12) 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.

 

6

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND10ND
2015ND10ND
2016ND10ND
2017ND10ND
2018ND10ND
2019ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-04-09AG68134ND
2015-04-07AG94048ND
2016-04-06AH18797ND
2017-04-05AH46499ND
2018-04-11AH73992ND
2019-04-10AH99819ND