Southwest Power Pool

Headquarters: Little Rock, Arkansas

Installed Generation: 50,392 MW

Miles of Transmission Lines: 40,364

Population Served: Approx. 4.5 million

Website: SPP.org

Documents: (links open PDFs in new window)
2007 Annual Report
2007 State of the Market Report
Estimation of Net Trade Benefits from the EIS Market
2008-2017 Regional Transmission Expansion Plan
Extra High Voltage Overlay Study
Wind Integration Q&A
SPP Fast Facts
Strategic Plan