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EWG's Tap Water Database — 2019 UPDATE

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Chlorodifluoromethane

City of Carlsbad

NOTE: City of Carlsbad purchases water from San Diego County Water Authority which is required to test for chlorodifluoromethane. Sample information shown below was taken by San Diego County Water Authority.

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
2012N/A00N/A
2013ND10ND
2014ND30ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A

ppb = parts per billion

All test results

NOTE: City of Carlsbad purchases water from San Diego County Water Authority which is required to test for chlorodifluoromethane. Sample information shown below was taken by San Diego County Water Authority.

Date Lab ID Result