Reservoir Data and Hydropower Generation Tables
MISSOURI RIVER MAINSTEM RESERVOIR DATA Pool Elevation (feet above mean sea level) Water in Storage (1,000 acre-feet) On September 30 Change in September On September 30 % of 1967-2020 Average Change in September Fort Peck 2219.7 -1.4 12,007 83 -242 Garrison 1834.0 -1.6 16,699 94 -476 Oahe 1593.0 -3.0 14,598 82 -773 Big Bend 1420.1 -0.6 1,646 97 -27 Fort Randall 1353.4 -1.5 3,271 98 -130 Gavins Point 1207.5 +0.7 363 93 +17 Total 48,584 88 -1,631 WATER RELEASES AND ENERGY GENERATION FOR SEPTEMBER Average Release in 1,000 cfs Releases in 1,000 acre-feet Generation in Million kWh Fort Peck 7.7 460 71 Garrison 17.8 1,058 159 Oahe 29.1 1,731 244 Big Bend 28.9 1,719 95 Fort Randall 29.9 1,778 183 Gavins Point 31.0 1,847 80 Total 832

Download Image: Full Size (0.12 MB)
Photo by: Missouri River Water Management Division |  VIRIN: 221007-A-A1408-001.JPG