1/8/2025
For the 2024 calendar year, Missouri River basin runoff above Sioux City, Iowa totaled 23.3 million acre-feet, 91% of average. Dry conditions continue to affect the upper Missouri River Basin at the...
12/4/2024
The U.S. Army Corps of Engineers began reducing the Gavins Point releases to the winter release rate on Nov. 23 with the navigation flow support season ending on Dec. 1 at St. Louis. “Releases from...
11/7/2024
Gavins Point Dam releases will be reduced in late November as flow support to navigation ends. Releases are currently 32,000 cubic feet per second...
10/3/2024
September runoff in the upper Missouri River Basin was well-below average, continuing the trend of below-average runoff in 2024. “Although Montana precipitation was wetter-than-normal in September,...
9/16/2024
A combination of planned maintenance and an unscheduled turbine outage at Oahe will result in outlet tunnel operations beginning today. Starting at 10 a.m. today, Sept. 16, the outlet tunnels at Oahe...
9/5/2024
Abnormally dry or drought conditions are currently present across 73% of the Basin, with drought conditions likely to persist or worsen through November. August runoff was 1.2 million acre-feet (MAF),...
8/8/2024
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...
7/24/2024
Test flows from Fort Peck Dam, will be ending earlier than expected. The 2024 flow test from Fort Peck Dam was the first in a series of test flows intended to comply with the 2018 Biological Opinion...
7/4/2024
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...
6/28/2024
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...
6/27/2024 UPDATED
***Average Releases from Fort Randall were incorrectly reported as 8,600 cfs for today. The average for the day is 4,000 cfs.***Releases from Gavins Point dam will continue to decline. Inflows into...
6/26/2024
Spillway operations at Gavins Point Dam are ending following recent heavy rains.At 8 a.m. today, June 26, the gates at Gavins Point Dam in Yankton, South Dakota, will close with all releases passing...
6/25/2024 UPDATED
*** 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,...
6/23/2024
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...
6/22/2024
Due to continued rainfall and forecast inflows into the Gavins Point reservoir from the Niobrara River, and other tributaries, releases from Fort Randall and Gavins Point dams will be changing...