HORRY COUNTY, S.C. (WMBF) – One resident is speaking out about her frustration in the midst of a pricing change with Horry Electric Cooperative. It’s been three months since the utility’s “peak hours” policy went into effect, with a $12 per kilowatt charge lasting from 6-9 a.m. during the winter months. In the summer, those times are switched to 3-6 p.m…