The Public Utility Commission reports that 1,001,062 customers have now switched to competitive electric suppliers. Go to http://www.papowerswitch.com/. There are 5,650,102 total customers in Pennsylvania.
Wide variation in the percentage of customers shopping, however, exists.
Residential shopping ranges from less than 1% in Metropolitan Edison, Pennelec, and West Penn Power to 41.7% of residential load in PPL service territory and to 76% in Pike County, a small service territory.
The biggest customers or the highest load customers have disproportionately switched so that 5 service territories--Peco (49%), Penn Power (50%), Duquesne (64%), PPL (68%), and Pike (62%)--have now 49% or more of their electricity supplied by competitive suppliers.
Looking at just the industrial class of customers, 70% to 96% of the industrial load is now supplied by competitive suppliers.