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  • U.S. Army Corps of Engineers and City of Russellville host groundbreaking for the Russellville Flood Risk Management Project – Prairie Creek Reach

    The U.S. Army Corps of Engineers Little Rock District and the City of Russellville hosted a groundbreaking ceremony for the Prairie Creek Reach of the Russellville Flood Management Project, June 5, 2025. The Russellville Flood Risk Management Project began in 2010 at the request of the City of Russellville under the U.S. Army Corps of Engineers Continuing Authorities Program Section 205 authority. The goal of the project is to reduce frequent flooding in the downtown Russellville area.

  • MKARNS Nav Notice No. SWL 25-40 Lock 13 Closure Notice

    A partial lock closure is scheduled for James W. Trible Lock (No. 13) NM 292.8 beginning June 15th, 2025, through September 30th, 2025. During this time, the Lock will be closed daily between the hours of 7:00 a.m. and 7:00 p.m. The lock will be opened to traffic each night between the hours of 7:00 p.m. and 7:00 a.m., however a 70-ft width restriction will be in place.

  • MKARNS Nav Notice No. SWL 25-39 Lock 10 Closure Notice

    A partial lock closure is scheduled for Dardanelle Lock (No. 10) NM 205.5 beginning June 15th, 2025, through September 30th, 2025. During this time, the Lock will be closed daily between the hours of 7:00 a.m. and 7:00 p.m. The Lock will be opened to traffic each night between the hours of 7:00 p.m. and 7:00 a.m., however a 70-ft width restriction will be in place.

  • MKARNS Nav Notice No. SWL 25-38 Lock 1 Dewater Canceled

    The dewatering operation, scheduled for the fall of 2025, at Norrell Lock and Dam (NM 10.3) has been canceled.

  • MKARNS Nav Notice No. SWL 25-36 Lock 9 Reopened

    Arthur V. Ormond Lock (No. 9) NM 176.9 has reopened to navigation traffic.

  • U.S. Army Corps of Engineers increases spillway release at Norfork Dam

    The U.S. Army Corps of Engineers, Little Rock District, is making further adjustments to spillway operations at Norfork Dam as water levels continue to rise due to recent heavy rainfall.

  • MKARNS Nav Notice No. SWL 25-35 Lock 9 Closure - High Flows

    Due to high flows on the McClellan-Kerr Arkansas River Navigation System, the Arthur V. Ormond Lock (No. 9) NM 176.9 is closed to traffic. The lock will reopen as the flows drop to safe navigation levels.

  • MKARNS Nav Notice No. SWL 25-34 Lock 1 Navigation Pass Open (Through Lock)

    The tailwater elevation at Norrell Lock (No. 1) NM 10.3 has exceeded 143.0 feet. All vessels will be directed to transit through the lock chamber with pinned open gates while the tailwater elevation remains above 143.0 feet. When the tailwater elevation drops below 143.0 feet, vessels will use the lock. Prior to arrival, vessels shall contact lock personnel at (501) 324-7341 or on channel 16 to receive the latest information regarding any changes to the special navigation procedures at Lock 1.

  • USACE reminds everyone to be water safe this Memorial Day weekend

    The U.S. Army Corps of Engineers is reminding everyone to practice good water safety habits over the upcoming Memorial Day weekend.

  • MKARNS Nav Notice No. SWL 25-33 Lock 1 Tow Haulage Out of Service

    The tow haulage equipment at Norrell Lock (No. 1) NM 10.3 is currently out of service. Double cut tows will have to be locked the conventional way (without the use of tow haulage). A follow up notice will be distributed when the tow haulage equipment is back in service.