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EWG's Tap Water Database — 2021 UPDATE

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Dichlorodifluoromethane

Big Eddy

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.

 

11

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015ND20ND
2016ND30ND
2017ND20ND
2018ND20ND
2019ND20ND

ppb = parts per billion

All test results

Date Lab ID Result
2015-07-28Q1529238003ND
2015-07-28Q1529238004ND
2016-03-24Q1612142006ND
2016-03-24Q1612142004ND
2016-06-22Q1625369003ND
2017-08-30Q1739979001ND
2017-12-04Q1762223008ND
2018-08-01Q1830497002ND
2018-08-01Q1830497003ND
2019-07-16Q1945273001ND
2019-11-06Q1975670001ND