The Grand River Dam Authority is an agency of the state of Oklahoma, created by the Oklahoma Legislature in 1935 to be a “conservation and reclamation district for the waters of the Grand River. GRDA is Oklahoma’s largest public power utility; fully funded by revenues from electric and water sales instead of taxes. 

GRDA utilizes a diverse portfolio of assets to generate, transmit and sell electricity to Oklahoma municipalities, electric cooperatives and industrial customers, as well as off-system customers across a four-state region. At the same time, GRDA manages over 70,000 surface acres of lake waters in Oklahoma, as well as the waters of the scenic Illinois River.


We deliver affordable, reliable ELECTRICITY, with a focus on EFFICIENCY and a commitment to ENVIRONMENTAL STEWARDSHIP.

We are dedicated to ECONOMIC DEVELOPMENT, providing resources and supporting economic growth.

Our EMPLOYEES are our greatest asset in meeting our mission to be an Oklahoma Agency of Excellence.

Learn about the correlation between GRDA’s Mission Statement, 5 E’s Of Excellence (Electricity, Efficiency, Environmental Stewardship, Economic Development and Employees), and commitment to being an Oklahoma Agency of Excellence.

Our vision is to be the best choice in providing low-cost, reliable ELECTRICITY  and related services to our customers.

We are dedicated to being an ECONOMIC DEVELOPMENT partner to help our current and future customers adapt to changes in their business environments and support economic growth. That commitment includes supporting recreational and commercial development in the communities we serve.

We are steadfast in our efforts to ensure continued positive outcomes related to ENVIRONMENTAL STEWARDSHIP. We will continue to invest in resources to ensure the quality of life for all of those who utilize our natural resources.

We will invest the time, training and resources needed to support all our EMPLOYEES to attract and retain a positive workforce of high preforming individuals, as they fulfill their duties to serve our customers.

We are dedicated to continuous improvement in EFFICIENCY to benefit all our customers.