Keywords: usacetulsa grand river dam authority grda hydropower disney oklahoma tulsa district corps engineers lake outdoor The Tulsa District U.S. Army Corps of Engineers and the Grand River Dam Authority coordinate releases during high water events. Tulsa District and GRDA coordinated a 23,500 cubic feet per second release from Pensacola Dam, May 19. Pensacola Dam has six vertical turbines capable of producing 120 megawatts of electricity. All six turbines were operating when these photos were taken. The dam, which turns 75 years old in August 2015, has 21 tainter gates on its 'Main Spillway' and another 21 gates between it's 'Middle Spillway' and 'Far East Spillways. The Tulsa District U.S. Army Corps of Engineers and the Grand River Dam Authority coordinate releases during high water events. Tulsa District and GRDA coordinated a 23,500 cubic feet per second release from Pensacola Dam, May 19. Pensacola Dam has six vertical turbines capable of producing 120 megawatts of electricity. All six turbines were operating when these photos were taken. The dam, which turns 75 years old in August 2015, has 21 tainter gates on its 'Main Spillway' and another 21 gates between it's 'Middle Spillway' and 'Far East Spillways. |