Episodes
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Significant rainfall led to an above average runoff in the upper Missouri River Basin. June runoff was 6.6 million acre-feet, which is 119% of average and 2.6 MAF higher than forecast.The rainfall totals exceeded 600% of normal over the 24-hour period. In response, releases from Fort Randall and Gavins Point dams were reduced, but they could not completely offset all the flooding.
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Missing episodes?
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The Kansas City District prepares for a slightly higher Missouri River crest to reach areas downstream of Kansas City following heavy rains and flash flooding overnight July 3. The Omaha District continues levee surveillance with fewer teams as they transition to post-flood recovery. Gavins Point Dam releases remain at 13,000 cfs.
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The Kansas City District prepares for a slightly higher Missouri River crest to reach areas downstream of Kansas City following heavy rains and flash flooding overnight July 3. The Omaha District continues levee surveillance with fewer teams as they transition to post-flood recovery. Gavins Point Dam releases remain at 13,000 cfs.
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Test flows from Fort Peck Dam to comply with the 2018 Biological Opinion were recommenced Monday, June 17 after a delay. The test flow's second peak resumed but with a lower peak set at Wolf Point, Montana of 20,000 cfs. Flows continue stepping down, the spillway gates have closed, and a peak release of 8,000 cfs is scheduled for July 6.
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As the flood's crest moves down the Missouri River, following heavy rains, the Omaha and Kansas City Districts continue providing support to local communities and levee sponsors. Gavins Point Dam releases remain at 13,000 cfs. Spokespersons from state and local Emergency Response functions join the discussion.
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As the flood's crest moves down the Missouri River, following heavy rains, the Omaha and Kansas City Districts are providing support to local communities and levee sponsors. Gavins Point Dam releases remain at 13,000 cfs. Spokespersons from state and local Emergency Response functions join the discussion.
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Extremely high unregulated tributary flows following heavy rains have led to destructive flooding along the tributaries and will send floodwaters into the Missouri River. Fort Randall Dam is operating with minimal releases and Gavins Point dam closed the spillway gates today and lowered releases to 20,000 cfs. The Omaha and Kansas City Districts are providing support to local communities
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Extremely high unregulated tributary flows following heavy rains have led to destructive flooding along the tributaries and will send floodwaters into the Missouri River. Fort Randall Dam is operating with minimal releases and Gavins Point dam continues releases at 24,000 cfs with 15,000 cfs through the spillway and 9,000 cfs through the powerhouse. Even with the lower than normal release, high flows more than 90,000 cfs on the unregulated Big Sioux River are contributing to high stage forecasts on the Missouri River.
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Extremely high unregulated tributary flows following heavy rains have led to destructive flooding along the tributaries and will send floodwaters into the Missouri River. Fort Randall Dam is operating with minimal releases and Gavins Point dam has releases lowered to 24,000 cfs with 15,000 cfs through the spillway and 9,000 cfs through the powerhouse. Even with the lower than normal release, high flows more than 90,000 cfs on the unregulated Big Sioux River are contributing to high stage forecasts on the Missouri River.
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Heavy rains rainfall and forecast inflows into the Gavins Point reservoir from the Niobrara River, and other tributaries, have spurred release changes at Fort Randall and Gavins Point dams. Additionally, the Omaha District and Kansas City District Emergency Operations Centers have activated to provide response to local communities.
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