Liberty Utilities-Empire District has submitted a request to the Oklahoma Corporation Commission for an increase for rates it charges its Oklahoma customers. The Joplin utility company, whose parents are Canadian-based Algonquin Power and Utilities Inc., is seeking an increase of approximately $2.3 million over a three-year period. OIEC, an unincorporated association of energy customers in Oklahoma, filed testimony Friday with the OCC in response to Empire's request. An OIEC release said it filed the expert testimony of two witnesses who recommended numerous adjustments to Empire's requested revenue requirement increase...
