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  • EVALUATING INNOVATIVE HAB CONTROL MEASURES IN PRESQUE ISLE BAY, LAKE ERIE, PA

    Expiration date: 3/11/2026

    This is a NEPA scoping information document that describes the studies planned to take place in Presque Isle Bay, Lake Erie, PA. The U.S. Army Corps of Engineers (USACE) and Princeton Hydro LLC are currently conducting a study to determine the feasibility of demonstrating the use of a clay to manage harmful algal blooms (HABs) in lacustrine systems.

    NEPA Scoping Document

  • IDENTIFICATION, TARGETED INTERVENTION, AND MONITORING OF HARMFUL ALGAL BLOOMS IN RIVERINE ECOSYSTEMS

    Expiration date: 3/10/2026

    This is the NEPA scoping information document for a study the the U.S. Army Corps of Engineers (USACE). The USACE and University of Toledo are currently conducting a study to determine the feasibility of demonstrating the use of various control methods to manage harmful algal blooms in riverine systems. The locations of study include aquatic sites located in multiple areas within the Maumee River watershed, along the Miami and Erie Canal, which have previously shown to be hotspots for blooms of cyanobacteria.

    NEPA Scoping Document

  • Scoping Notice - Cleveland Harbor Preliminary Assessment - Dredged Material Placement

    Expiration date: 2/18/2026

    The purpose of this scoping information is to disseminate information regarding the U.S. Army Corps of Engineers (USACE) development of a preliminary assessment (PA) addendum to address a short-term need for dredged material placement including littoral drift placement of Cleveland Harbor dredged sediment at specific nearshore sites. This information has been prepared as part of the formal scoping process in accordance with Department of Defense National Environmental Policy Act (DoD NEPA) Implementing Procedures. email: clevelandnearshore@usace.army.mil

  • Section 404 Public Notice - Fairport Harbor Nearshore Placement of Dredged Sediment

    Expiration date: 2/23/2026

    Public Notice for nearshore placement of dredged sediment at Fairport Harbor, Lake County, Ohio, pursuant to Section 404(a) of the Clean Water Act and 33 CFR 337.1. The USACE Buffalo District proposes to establish a new nearshore placement area west of Fairport Harbor for 40,000-65,000 cubic yards of coarse-grained sediment. Public comment period: 30 days. Comments due by February 23, 2026.

  • Reissuance of Nationwide Permits (NWPs) for Ohio - Effective March 15, 2026

    Expiration date: 3/15/2031

    The U.S. Army Corps of Engineers announces the reissuance of 56 existing Nationwide Permits (NWPs) and one new NWP, effective March 15, 2026 through March 15, 2031. The 2021 versions of these NWPs expire on March 14, 2026. Regional conditions for Ohio waters will be announced in a future public notice. Federal Register: 91 FR 768.

  • Reissuance of Nationwide Permits (NWPs) for New York - Effective March 15, 2026

    Expiration date: 3/15/2031

    The U.S. Army Corps of Engineers announces the reissuance of 56 existing Nationwide Permits (NWPs) and one new NWP, effective March 15, 2026 through March 15, 2031. The 2021 versions of these NWPs expire on March 14, 2026. Regional conditions for New York waters will be announced in a future public notice. Federal Register: 91 FR 768.

  • NEPA Scoping Notice and Section 404 Public Notice - Pultneyville Harbor East and West Piers Repair, New York

    Expiration date: 2/6/2026

    The U.S. Army Corps of Engineers, Buffalo District, announces NEPA scoping and Section 404 Clean Water Act public notice for repairs to Pultneyville Harbor East and West Piers, Town of Williamson, New York. The project will restore structural integrity by placing armor stone along existing rubble mound structures originally constructed 1872-1894. This notice serves dual purposes: NEPA scoping pursuant to DoD NEPA Implementing Procedures (2025) and Section 404(a) CWA public notice per 33 CFR 337.1. Public comment period ends February 6, 2026.

    Scoping Information & Public Notice
    Section 404(b)(1) Evaluation

  • Black Rock Lock Bulkhead Approved Review Plan

    Expiration date: 2/3/2028

    With no replacement of the original miter guard gates from the lock’s construction completion in 1913, the Black Rock Lock miter guard gate leaves are over 100 years old and operates in a freshwater environment. Recent inspection reports (US Army Corps of Engineers, Buffalo District, 2017 and 2019) indicate that the gates are due for replacement. These reports have highlighted dramatic section loss of steel in multiple locations, as well as possible fatigue issues.

  • Joint Public Notice Notification of Standard Service Areas for Ohio

    The purpose of this public notice is to inform the public of the revised standard service areas for Ohio which were developed by the USACE, in consultation with the IRT. This public notice is solely informational.

    Public Notice

  • Notice of Availability of the Beta Streamflow Duration Assessment Methods for the Northeast and Southeast

    The U.S. Army Corps of Engineers (Corps) Baltimore, Buffalo, Charleston, Chicago, Detroit, Fort Worth, Galveston, Huntington, Jacksonville, Kansas City, Little Rock, Louisville, Memphis, Mobile, Nashville, New England, New Orleans, New York, Norfolk, Philadelphia, Pittsburgh, Savannah, St. Louis, Tulsa, Vicksburg, and Wilmington Districts, and the

    View Notice of Availability

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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.