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EWG's Tap Water Database — 2019 UPDATE

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Chlorodifluoromethane

City of Angleton

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013ND60ND
2014ND60ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2013-08-27Q1306185005ND
2013-08-27Q1306185003ND
2013-08-27Q1306185001ND
2013-11-20Q1314129003ND
2013-11-20Q1314129005ND
2013-11-20Q1314129001ND
2014-02-25Q1405933001ND
2014-02-25Q1405933003ND
2014-02-25Q1405933005ND
2014-05-19Q1416779005ND
2014-05-19Q1416779003ND
2014-05-19Q1416779001ND