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EWG's Tap Water Database — 2021 UPDATE

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Dichlorofluoromethane

Oakdale

Dichlorofluoromethane (Freon-21) 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.

 

5

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
2015ND10ND
2016N/A00N/A
2017N/A00N/A
2018ND20ND
2019ND20ND

ppb = parts per billion

All test results

Date Lab ID Result
2015-05-1815E1325-01ND
2018-08-2918H2504-04ND
2018-11-2818K1049-01ND
2019-09-2419I1346-03ND
2019-09-2419I1346-05ND