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Tag: Missouri River
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  • Gavins Point Dam releases to be reduced in late November

    “We will continue to make releases from Gavins Point Dam to provide flow support at an intermediate service level, 1,500 cubic feet per second (cfs) less than full service, through the end of the navigation flow support season,” said John Remus, chief of the USACE, Missouri River Water Management Division.
  • Missouri River Recovery Implementation Committee to hold fall plenary session in Omaha, Nebraska

    The Missouri River Recovery Implementation Committee (MRRIC) will hold a plenary session November 16-18 in Omaha, Nebraska. The meeting will be at the Embassy Suites Hotel beginning at 8 a.m., Tuesday, November 16, and concluding at 3:30 p.m. Thursday, November 18. The draft MRRIC meeting agenda can be found online at https://www.nwo.usace.army.mil/mrrp/mrric/. MRRIC has not met since November 2019 due to the COVID pandemic.
  • USACE seeks public comment on Environmental Assessment for Sweet Grass County restoration, protection project

    The U.S. Army Corps of Engineers, Omaha District is seeking public comment on a draft environmental assessment for the Sweet Grass County flood damage restoration and surface water resource protection project in Montana. The proposed project includes replacing the Melville Road wood bridge with a new modular steel bridge, improving the Melville Road concrete bridge by removing an abandoned concrete abutment, and replacing the Big Timber Canyon Road bridge with a concrete box culvert.
  • Dry conditions persist in Upper Missouri River Basin; Public meetings set for Oct. 25-29

    September precipitation was once again below average in the Missouri River Basin. September runoff in the Missouri River Basin above Sioux City, Iowa (upper Basin) was 0.8 million acre-feet, 67% of the long-term average. Soil conditions in the upper Basin continue to be very dry. According to the Drought Mitigation Center, approximately 88% of the Missouri River basin is currently experiencing some form of abnormally dry conditions or drought, which is a 6% increase from the end of August.
  • Winter Gavins Point releases will be at minimum rates

    Updated: Fort Peck release reductions was incorrectly reported as Sept 6 and has been corrected to Sept. 16. Drought conditions, particularly in the Missouri River Basin above Sioux City, Iowa (upper Basin), are persisting. Per the Master Manual and the Sept. 1 System storage check, winter releases from Gavins Point Dam will be 12,000 cubic feet per second, as part of the overall water conservation measures. “Reservoir inflows in August were much lower than average. We expect below-average inflows into the System through the rest of 2021,” said John Remus, chief of the U.S. Army Corps of Engineers’ Missouri River Basin Water Management Division.
  • Drought conditions persist in the upper Missouri River Basin

    Drought conditions continue to impact the upper Missouri River Basin above Sioux City, Iowa (upper Basin). July runoff in the upper Basin was 34% of average. July runoff above Fort Peck Dam was the lowest in 123 years of record-keeping. The updated 2021 upper Basin runoff forecast is 14.6 million acre-feet (MAF), 57% of average. If realized, this runoff amount would be the 10th driest year in the upper Basin since 1898. System storage on August 1 was 53.9 MAF, 2.2 MAF below the base of the Annual Flood Control and Multiple Use Zone. System storage is expected to decline further into the Carryover Multiple Use Zone during the remainder of 2021.
  • USACE implements drought conservation measures

    Water conservation measures were enacted for the second half of the navigation flow support season based on the July 1 Missouri River Mainstem Reservoir System storage, per the guidelines outlined in the Master Manual. Very dry conditions continue to impact the upper Missouri River Basin above Sioux City, IA (upper Basin) despite recent heavy rainfall in the lower Basin. As a result of the low precipitation and widespread drought conditions, June runoff in the upper Basin was 52% of average. The updated 2021 upper Basin runoff forecast is 15.6 million acre-feet (MAF), 60% of average. If realized, this runoff amount would be the 10th driest year in the upper Basin since 1898. System storage on July 1 was 55.2 MAF, 0.9 MAF below the base of the Annual Flood Control and Multiple Use Zone. System storage is expected to decline further into the Carryover Multiple Use Zone during the remainder of 2021.
  • Missouri River navigation support; full-length season, reduced service levels

    The Missouri River Water Management Division will reduce navigation flow support beginning today for the second half of the navigation flow support season.  “We continue to monitor conditions throughout the basin and make adjustments as necessary. We will provide a full update for key stakeholders and the media on our regular July 8 call,” said John Remus, chief of the Missouri River Water Management Division. 
  • Kansas City District Corps urges all to monitor Missouri River conditions

    The Kansas City District wants all stakeholders - public, levee districts, local and state authorities - to pay close attention to conditions on the Missouri River. Water levels are high now in many locations and are forecasted to get higher.
  • Upper basin runoff forecast continues to be below average

    After our June communication materials were sent, we received a few calls from the public seeking clarification on planned releases from Gavins Point Dam. The press release has been updated to highlight this information. Below-average precipitation and dry soil conditions persist in the upper Missouri River Basin above Sioux City, IA (upper Basin). The updated 2021 upper Basin runoff forecast is 17.9 million acre-feet (MAF), 69% of average. If realized, this runoff amount would be in the 22nd driest year in the upper Basin since 1898.