Project Documents, Notices & Public Review

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1 Oct 2025
Draft Environmental Assessment for the Cagles Mill Lake Integrated Master Plan
The U.S. Army Corps of Engineers, Louisville District (District) announces the availability of the Draft Environmental Assessment for the Cagles Mill Lake Integrated Master Plan.
8 Sep 2025
Chickamauga Lock Replacement Post-Authorization Change Report and Economic Update
This review plan defines levels and scopes of reviews required for the Post-Authorization Change Report and Economic Update for the Chickamauga Lock Replacement Project.
4 Sep 2025
Kentucky River, Beattyville, Kentucky General Investigation Feasibility Study
Kentucky River, Beattyville, Kentucky General Investigation Feasibility Study - State and Agency Review
25 Jul 2025
Special Public Notice No. 25-29: National Fish and Wildlife Foundation Request for Proposals - Stream Mitigation Fund for Tennessee
15 Jul 2025
DRAFT Union City Dam 2025 Master Plan/Environmental Assessment

Expiration date: 8/15/2025
The U.S. Army Corps of Engineers Pittsburgh District is seeking community feedback regarding proposed changes to the Union City Dam master plan and environmental assessment. The revision will affect the management of recreational activities and natural resources at Union City Dam for the next 25 years.
30 Jun 2025
Approved Review Plan: Southeast Michigan Flood Risk Management Study Integrated Feasibility Report and National Environmental Policy Act (NEPA) Document
28 May 2025
South Fork Licking CAP Sec 208 Review Plan

Expiration date: 5/28/2026
20 May 2025
Notice of Availability of Environmental Assessment

Expiration date: 6/6/2025
The U.S. Army Corps of Engineers, Louisville District (District) announces the availability of the Draft Environmental Assessment/FONSI for the Green River Lock and Dam #4 Demolition Project. The U.S. Army Corps of Engineers, Louisville District (USACE) has conducted an Environmental Assessment (EA) in accordance with the National Environmental Policy Act of 1969, as amended (NEPA), and Engineering Regulation (ER) 200-2-2, Policy and Procedures for Implementing the NEPA. The Draft EA dated 5 May 2025 evaluated alternatives and environmental impacts associated with the proposed demolition project. The removal of the remnants of Green River Lock and Dam #4 (GRLD4) addresses the ongoing degradation of the facility, threat to the public, and cost of ownership associated with the maintaining the structure. The EA evaluated alternatives which included the leaving the remaining GRLD4 structure (No Action Alternative) and its removal and also considered potential impacts to natural, cultural, and socioeconomic resources.
23 Apr 2025
Public Notice for Patoka Lake, IN, National Pollution Discharge Elimination System, Construction Stormwater General Permit, Notice of Intent
The U.S. Army Corps of Engineers Louisville District will be filing a Notice of Intent (NOI) for the Construction Stormwater General Permit (CSGP) authorized by the State of Indiana to satisfy National Pollution Discharge Elimination System (NPES) requirements of Indiana. The CSGP NOI will cover upcoming work at Patoka Lake in Dubois, Indiana, including the installation of articulated block turf matting on the dam groins to help prevent erosion.
10 Apr 2025
Environmental Assessment, Waldo Levee Land Acquisition, Marion County, Ohio
The U.S. Army Corps of Engineers (Corps) is proposing a land acquisition of two (2) separate parcels of land located on what is the current Waldo Levee flood protection project just south of the Tomahawk pump station on the east side of Route (Rt) 23.

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.

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Consolidation of Studies