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EWG's Tap Water Database — 2021 UPDATE

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Chlorodifluoromethane

Avalon Water and Sewerage Utilities

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.

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND100ND
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
2014-05-20790795-11453ND
2014-05-20790791-11453ND
2014-05-20790788-11453ND
2014-05-20790786-11434ND
2014-05-20790784-11434ND
2014-11-14832170-12875ND
2014-11-14832200-12875ND
2014-11-14832172-12875ND
2014-11-14832168-12875ND
2014-11-14832174-12875ND