Navy Locks Down Waters Near New Seal Beach Ammo Pier

2026-18317, Updated Definition of “Waters of the United States”

The purpose of this supplemental notice of proposed rulemaking is for the U.S. Environmental Protection Agency (EPA) and the Department of the Army ("the agencies") to supplement and seek additional comment on certain aspects of an earlier proposal, published on November 20, 2025, to revise the regulations defining the scope of waters federally covered under the Clean Water Act in light of the U.S. Supreme Court's 2023 decision in Sackett v. Environmental Protection Agency. As stated in the agencies' November 20, 2025 Notice of Proposed Rulemaking (NPRM), the agencies intend for this rulemaking to provide greater regulatory certainty and increase Clean Water Act program predictability and consistency by clarifying the definition of "waters of the United States." After consideration of the public comments received on the NPRM, the agencies are issuing this notice to supplement the NPRM with additional regulatory options on certain aspects of the proposed rule.

2025-20402, Updated Definition of “Waters of the United States”

The EPA and Army Corps are updating the rules that decide which waters are protected under the Clean Water Act, following a 2023 Supreme Court decision. This change helps everyone know exactly which waters are covered, making it easier to protect lakes, rivers, and wetlands while respecting state and tribal rights. People and businesses affected should share their thoughts by January 5, 2026, as this update could impact water projects and environmental protections.

2026-16359, Danger Zone: Pacific Ocean at Marine Corps Base Hawaii, Kaneohe Bay, Island of Oahu, Hawaii

The United States Army Corps of Engineers (Corps) is amending its regulations for an existing danger zone at the U.S. Marine Corps Ulupau Crater Weapons Training Range in the vicinity of Kaneohe Bay, Hawaii. The Marine Corps requested a change to the current hours that weapons firing may be conducted. This amendment is necessary in order to ensure public safety.

2026-11786, Danger Zone; Waters of Carr Creek and Whitehall Bay in the Vicinity of the Naval Support Activity Annapolis

The U.S. Army Corps of Engineers is setting up three new danger zones in Carr Creek and Whitehall Bay near the Naval Support Activity Annapolis to keep everyone safe during Naval Academy firing range training. These zones will protect Sailors, Midshipmen, law enforcement, and boaters by restricting access when the range is active. The new rules kick in 30 days after being published, with no extra costs for the public.

2026-11283, Notice of Availability of the Record of Decision for the Final Environmental Impact Statement for the Dakota Access Pipeline, Lake Oahe Crossing, North Dakota

The U.S. Army Corps of Engineers has officially decided to allow the Dakota Access Pipeline to cross under Lake Oahe in North Dakota, but with extra safety rules. This affects local communities, the environment, and the pipeline company, ensuring the project moves forward carefully. The decision is now public, so everyone knows the plan and what comes next.

2026-08591, Proposals by Non-Federal Interests for Inclusion in the Annual Report to Congress on Future Water Resources Development

The U.S. Army Corps of Engineers is asking communities and groups outside the federal government to send in ideas for new water projects or changes to existing ones by September 1, 2026. These proposals could lead to new studies or updates to water resources projects that help with things like flood control and environmental protection. This is a chance to get Congress’s attention and possibly secure funding for future water improvements.

Previous: 2026-16350, Establishment of Class E Airspace; Canton, IL

This action proposes to establish Class E airspace at Graham Hospital Heliport, Canton, IL. The FAA is proposing this action to support new instrument procedures and instrument flight rule (IFR) operations.

Next: 2026-16373, NRC Modernization: Rulemaking Procedure, Federal Advisory Committee Act Alignment, Access, and Security

The U.S. Nuclear Regulatory Commission (NRC) is proposing to amend its regulations by streamlining procedural provisions related to information withholding and post-promulgation comment periods; aligning the NRC's regulations with Committee Management Secretariat (CMS) Federal Advisory Committee Act (FACA) standards; and updating national security eligibility criteria. The goal is to modernize and clarify the NRC's regulatory framework to ensure consistency with government-wide standards and improve administrative efficiency. The scope includes updates to outdated provisions and revisions to ensure compliance with current federal policies. This action is being undertaken in response to Executive Order 14300, "Ordering the Reform of the Nuclear Regulatory Commission."