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EWG's Tap Water Database — 2021 UPDATE

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Chlorodifluoromethane

Paramount Water Department

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.

 

9

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND90ND
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2013-01-29440-36406-7ND
2013-01-29440-36406-1ND
2013-01-29440-36406-3ND
2013-04-29440-44940-1ND
2013-07-312869271ND
2013-07-312869291ND
2013-07-312869237ND
2013-07-312869282ND
2013-10-312923934ND