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EWG's Tap Water Database — 2019 UPDATE

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Dichlorodifluoromethane

Los Angeles Department of Water and Power

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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013ND40ND
2014ND10ND
2015N/A00N/A
2016N/A00N/A
2017ND30ND

ppb = parts per billion

All test results

Date Lab ID Result
2013-05-169588-011-1040ND
2013-08-139588-011-1235ND
2013-08-139588-133-1040ND
2013-11-199588-133-0800ND
2014-08-079588-011-1120ND
2017-02-219588-011-1140ND
2017-02-219588-133-1210ND
2017-05-099588-011-0940ND