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  • Drought conditions persist in Missouri River Basin through July

    July runoff in the Missouri River basin above Sioux City, Iowa was 2.8 million acre-feet (MAF), 85% of average with below-average runoff in the upper three reaches and above-average runoff in the lower three reaches. The annual runoff forecast above Sioux City, Iowa is 23.9 MAF, 93% of average.

  • System operations returning to normal post flooding

    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. A strong weather system moved into the basin on June 21 producing excessive rainfall in eastern South Dakota, north central and northeastern Nebraska, and northwestern Iowa. The rainfall totals exceeded 600% of normal over the 24-hour period.

  • Gavins Point releases lowered to 13,000 cfs

    Releases from Gavins Point Dam will average 13,000 cubic feet per second for Friday, June 28. The pool elevation at Gavins Point Dam is currently 1207.37 feet.

  • Spillway gates at Gavins Point Dam closing

    Spillway operations at Gavins Point Dam are ending following recent heavy rains.At 8 a.m. today,

  • Keeping key stakeholders informed of regional response

    *** Corrected to say northwestern Iowa. *** Key stakeholders in the upper Midwest are staying informed with daily conference calls. These calls include runoff conditions and weather forecasts, reservoir release plans, and the Omaha and Kansas City Districts report details about support they are providing to local communities in the affected areas,

  • Inflows to Gavins Point reservoir appear to be peaking

    The latest update from the National Weather Service indicates that inflows into Gavins Point Dam appear to be peaking. The inflows into Gavins Point are currently 35,500 cubic feet per second from a peak of about 40,000 cfs earlier today. 

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