MISSOURI RIVER MAINSTEM RESERVOIR DATA Pool Elevation (feet above mean sea level) On June 30 Change in June Water in Storage (1,000 acre-feet) On June 30 % of 1967-2021 Average Change in June Fort Peck 2222.2 +0.1 12,462 86 +19 Garrison 1835.8 +6.3 17,239 97 +1,789 Oahe 1598.2 +1.5 15,939 90 +392 Big Bend 1420.3 -0.7 1,649 97 -38 Fort Randall 1355.5 +0.5 3,437 103 +27 Gavins Point 1206.0 -0.8 328 84 -18 Total 51,054 92 +2,171 WATER RELEASES AND ENERGY GENERATION FOR JUNE Average Release in 1,000 cfs Releases in 1,000 acre-feet Generation in Million kWh Fort Peck 8.2 488 74 Garrison 19.8 1,176 174 Oahe 15.5 921 135 Big Bend 16.3 971 54 Fort Randall 17.1 1,019 105 Gavins Point 19.7 1,170 53 Total 595