Board Meetings

October 2023 Board Meeting

The October board meeting will be held on Wednesday the 11th at 10:00 a.m. at the GRDA Administrative Building in Chouteau, Ok.


GRDA announces temporary drawdown of Holway Reservoir

In order to complete a maintenance project at its Salina Pumped Storage Project, the Grand River Dam Authority is announcing that a temporary drawdown of the W.R. Holway Reservoir is underway. GRDA plans to lower the reservoir...

Lakes & Rivers


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
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Hudson Lake Level
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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.


Vendor Bid information – If you are interested in providing a bid to GRDA on any of the products or services listed in our bid opportunities, follow the instructions in the bid and return it to the designated GRDA contact. If you are looking for a specific bid, you can search for it by typing the bid number into the search box.

Bid Opportunities
Vendor Registration
Tax Exempt Certificate with Vendor Letter

Social Media


Careers at GRDA

  • GRDA Police: 918-256-0911
Contact A GRDA Facility:
  • GRDA Administrative Center: 918-256-5545: 8624 Hwy 412B Chouteau, OK 74337; PO Box 669, Chouteau, OK 74337
  • Ecosystem & Education Center/Lake-related permitting: 918-782-4726, 420 Hwy 28, Langley, OK 74350 
  • Engineering & Technology Center: 918-256-5545, 9933 E. 16th Street, Tulsa, OK 74128
  • Grand River Energy Center: 918-256-5545;8142 Hwy 412B Chouteau, OK 74337;  Hwy 412/PO Box 609, Chouteau, OK 74337
  • Oklahoma City Office: 405-297-9963, 201 NW 63rd, Suite 305, Oklahoma City, OK 73116 
  • Scenic Rivers Operations: 918-456-3251, 15971 OK-10, Tahlequah, OK 74464
  • Transmission: 918-825-0280, 635 E Hwy 69A, Pryor, OK 74361