Lakes & Rivers

LAKES - 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 manages over 70,000 surface acres of water in Northeast Oklahoma.

Pensacola Lake Level
5.00 ft ABOVE normal

Hudson Lake Level
6.21 ft ABOVE normal

SCENIC RIVERS - On July 1, 2016, the Grand River Dam Authority absorbed the mission and responsibilities of the Oklahoma Scenic Rivers Commission (OSRC). That mission is to protect, enhance, and preserve the outstanding aesthetic, historic, archaeological and scientific features of the Illinois River and its tributaries (Lee Creek, Little Lee Creek, Barren Fork Creek, Flint Creek, and the Upper Mountain Fork).

Our Mission Statement

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.

GRDA Social Media

GRDA Floodwater Release Bulletin

GRDA Floodwater Release Bulletin

With the establishment of its Ecosystems Management Department in the early 2000s... GRDA continues to make water quality monitoring a primary objective. The ongoing mission, caring for the waters

  • GRDA Police: 918-256-0911

Careers at GRDA

Contact A GRDA Facilitiy:
  • Administration: 918-256-5545, 226 W. Dwain Willis Ave., Vinita 
  • Ecosystem & Education Center: 918-782-4786, 420 Hwy 28, Langley 
  • Engineering & Technology Center: 918-256-5545, 9933 E. 16th Street, Tulsa 
  • Oklahoma City Office: 405-297-9963, 201 NW 63rd, Suite 305, Oklahoma City 
  • Scenic Rivers Operations: 918-456-3251, 15971 OK-10, Tahlequah,
  • Transmission: 918-825-0280, 635 E Hwy 69A, Pryor