Electricity
As one of the most affordable types of energy, electricity is used around the globe to power homes and businesses alike. MidAmerican serves more than 808,000 electric customers with safe, reliable service in Iowa, Illinois and South Dakota.

Electric Grid Structure
GENERATION

TRANSMISSION

DISTRIBUTION

MidAmerican is part of the Midcontinent Independent System Operator, Inc., (MISO) a not-for-profit member-based organization that ensures reliable, least-cost delivery of electricity across all or parts of 15 states and one Canadian province. In cooperation with stakeholders, MISO manages approximately 65,000 miles of high-voltage transmission and 200,000 megawatts of power-generating resources across its footprint. Learn about being part of an interconnected energy market.