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EWG's Tap Water Database — 2021 UPDATE

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Chlorodifluoromethane

Bella Vista City 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.

 

30

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND60ND
20150.0371 ppb242ND - 0.530 ppb
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2014-07-103061591ND
2014-07-103061529ND
2014-07-103061516ND
2014-07-103061543ND
2014-07-103061578ND
2014-07-103061565ND
2015-01-213174124ND
2015-01-213174484ND
2015-01-213174438ND
2015-01-213174087ND
2015-01-213174115ND
2015-01-2131741050.360 ppb
2015-01-213174388ND
2015-01-213174069ND
2015-01-213174464ND
2015-01-213174096ND
2015-01-213174517ND
2015-01-213174426ND
2015-01-213174475ND
2015-01-213174405ND
2015-01-213174452ND
2015-07-143280359ND
2015-07-143280242ND
2015-07-143280229ND
2015-07-143280388ND
2015-07-1432806510.530 ppb
2015-07-143280460ND
2015-07-143281562ND
2015-07-143280310ND
2015-07-143280260ND