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EWG's Tap Water Database — 2021 UPDATE

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Chlorodifluoromethane

Butler County Water District 2 Public Water System

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.

 

6

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20130.0417 ppb62ND - 0.170 ppb
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
2013-03-12440-40816-3ND
2013-03-12440-40816-10.0800 ppb
2013-06-04440-48249-1ND
2013-09-1028937380.170 ppb
2013-09-102893690ND
2013-12-052941474ND