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EWG's Tap Water Database — 2021 UPDATE

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Chlorodifluoromethane

Cal American Water Company

NOTE: Cal American Water Company purchases water from Calleguas Municipal Water District which is required to test for chlorodifluoromethane. Sample information shown below was taken by Calleguas Municipal Water District.

Chlorodifluoromethane (Freon 22) 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.

 

0

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND20ND
2014ND20ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

NOTE: Cal American Water Company purchases water from Calleguas Municipal Water District which is required to test for chlorodifluoromethane. Sample information shown below was taken by Calleguas Municipal Water District.

Date Lab ID Result