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  • Draft Environmental Assessment: J. Percy Priest Water Control Manual Revision Available for Public Review

    Expiration date: 1/1/2027

    The U.S. Army Corps of Engineers, Nashville District, has released a Draft Environmental Assessment evaluating proposed revisions to the 1998 Water Control Manual for J. Percy Priest Dam and Reservoir. The proposed update includes an option to delay the annual winter drawdown by up to 42 days, which could provide benefits for hydropower generation, recreation, and wildlife habitat.

  • Wolf Creek Dam Berm Remediation Review Plan

    This review plan outlines the quality review process for engineering and design products related to berm remediation and drainage improvements at Wolf Creek Dam, Jamestown, KY. It details project scope, risk assessment, review procedures (DQC, ATR, BCOES), schedules, and team roles to ensure dam safety and compliance.
  • 2026 Nationwide Permits Regional Conditions for Virginia

    Expiration date: 3/15/2031

    This Public Notice announces Norfolk District’s Final Regional Conditions, the Section 401 Water Quality Certification (WQC) and the Coastal Zone Management Act (CZMA) determination for the 57 nationwide permits (NWPs) that were published in the January 8, 2026, Federal Register (91 FR 768). These 57 NWPs and the Regional Conditions will go into effect on March 15, 2026, and will expire on March 15, 2031.
  • 2026 Nationwide Permits Regional Conditions for Kentucky

    Expiration date: 3/15/2031

    The U.S. Army Corps of Engineers announces the reissuance of 57 Nationwide Permits (NWPs) effective March 15, 2026, through March 15, 2031, along with Kentucky-specific Regional Conditions and Section 401 Water Quality Certifications. The Great Lakes and Ohio River Division approved Kentucky Regional Conditions on March 6, 2026. The Kentucky Division of Water denied 401 Water Quality Certification for eight NWPs (16, 17, 32, 38, 43, 44, 52, and 53), requiring individual certifications for projects under those permits.
  • 2026 Nationwide Permits Regional Conditions for Tennessee

    Expiration date: 3/15/2031

    On January 8, 2026, the U.S. Army Corps of Engineers (USACE) published a final action in the Federal Register (91 FR 768) announcing the reissuance of 56 existing nationwide permits (NWPs) and one new NWP, as well as the reissuance of NWP general conditions and definitions with some modifications. One NWP was not reissued. These 57 NWPs go into effect on March 15, 2026, and will expire on March 15, 2031.
  • 2026 Nationwide Permits Regional Conditions for Illinois

    Expiration date: 3/15/2031

    The U.S. Army Corps of Engineers Rock Island District, on behalf of all Illinois districts (Chicago, St. Louis, Louisville, and Memphis), announces the reissuance of 57 Nationwide Permits (NWPs) effective March 15, 2026, through March 15, 2031. This notice provides Illinois-specific regional conditions, 401 Water Quality Certifications from IL EPA and US EPA Region 5, and Coastal Zone Management Act consistency determinations that become conditions of these NWPs for activities in Illinois waters.
  • J. Percy Priest Water Control Manual Update Review Plan

    This Review Plan defines the scope and level of peer review for updating the water control manual (WCM) for J. Percy Priest Dam in Nashville, Tennessee, project decision documents.
  • 2026 Nationwide Permits Regional Conditions for Mississippi

    Expiration date: 3/15/2031

  • Review Plan - Center Hill Reallocation Study

    A water supply reallocation study is being conducted at Center Hill Reservoir in Tennessee. All reviews for this project will follow this document.
  • Review Plan - LAU Reallocation Study

    A water supply reallocation study is being conducted at Laurel Reservoir in Kentucky. All reviews for this project will follow this document.

Consolidation of Studies

The Water Resources Development Act establishes a single-phase cost-shared study process that for each feasibility study undertaken, the district engineer will develop a detailed study schedule and notify the non-federal interests.

Overviews of study schedule milestones are posted below.