Dichlorodifluoromethane

Perkasie Regional Authority

Dichlorodifluoromethane (Freon-12) 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.

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Samples

Samples exceeding legal limit (MCL)

Samples exceeding
health guidelines

Testing results - average by year

Year	Average result	Samples taken	Range of results
2013	N/A	0	N/A
2014	ND	11	ND
2015	ND	11	ND
2016	ND	11	ND
2017	ND	10	ND
2018	N/A	0	N/A
2019	N/A	0	N/A

ppb = parts per billion

All test results

Date	Lab ID	Result
2014-03-11	L2515685-1	ND
2014-03-11	L2515685-2	ND
2014-06-10	L5101092-11	ND
2014-06-10	L5101092-12	ND
2014-09-09	L5170431-1	ND
2014-09-09	L5170431-5	ND
2014-09-09	L5170431-4	ND
2014-09-09	L5170431-2	ND
2014-09-09	L5170431-3	ND
2014-12-09	L5292845-2	ND
2014-12-09	L5292845-1	ND
2015-03-10	12501656	ND
2015-03-10	12501710	ND
2015-06-09	12867645	ND
2015-06-09	12867699	ND
2015-09-08	13250293	ND
2015-09-08	13250239	ND
2015-09-08	13250185	ND
2015-09-08	13250077	ND
2015-09-08	13250131	ND
2015-12-08	13619668	ND
2015-12-08	13619614	ND
2016-03-08	13972765	ND
2016-03-08	13972713	ND
2016-06-07	14389082	ND
2016-06-07	14389030	ND
2016-09-13	14889584	ND
2016-09-13	14889636	ND
2016-09-13	14889480	ND
2016-09-13	14889532	ND
2016-09-13	14889428	ND
2016-12-06	15356042	ND
2016-12-06	15355990	ND
2017-03-07	15780148	ND
2017-03-07	15780096	ND
2017-06-06	16240773	ND
2017-06-06	16240721	ND
2017-09-05	16710986	ND
2017-09-05	16710934	ND
2017-09-05	16710882	ND
2017-09-05	16711038	ND
2017-12-05	17146829	ND
2017-12-05	17146777	ND