Powder River Energy serves 12,100 members and 28,700 meters in a 16,200 square mile area of northeastern Wyoming and southern Montana.We are the 4th largest, and fastest growing, co-op in the United States by load. Powder River Energy delivers high quality, low cost electric service to its member-owners while embracing its cooperative values and principles...IntegrityInnovationAccountabilityCommitment to communityGuiding Principles:Keeping members firstAffordable... Read More about Powder River Energy Corporation