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EWG's Tap Water Database — 2021 UPDATE

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Chlorodifluoromethane

JBLM Lewis

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.

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND80ND
2015ND80ND
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2014-06-09WA97-SE1-14-1067ND
2014-06-10WA97-SE1-14-1107ND
2014-06-10WA97-SE1-14-1107ND
2014-06-11WA97-SE1-14-1107ND
2014-12-293163629ND
2014-12-293163642ND
2014-12-293163586ND
2014-12-293163595ND
2015-03-17WA97-SE1-15-0504ND
2015-03-17WA97-SE1-15-0504ND
2015-03-17WA97-SE1-15-0504ND
2015-03-18WA97-SE1-15-0532ND
2015-09-023314377ND
2015-09-023314342ND
2015-09-023314355ND
2015-09-143322498ND