Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Dichlorodifluoromethane

Wahiawa

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.

 

7

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
2014N/A00N/A
2015N/A00N/A
2016ND20ND
2017ND50ND
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2016-01-26ND
2016-01-26ND
2017-01-30ND
2017-01-30ND
2017-03-20ND
2017-03-20ND
2017-11-20ND