Montana Regulatory Offices

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 Billings Office

Box 7032
Billings, Montana 59103
Ph: 406-657-5910
Fax: 406-657-5911

 Helena Office

100 Neill Avenue
Helena, Montana 59601-3329
Ph: 406-441-1375
Fax: 406-441-1380

 Missoula Office
1600 North Ave. West, Suite 105
Missoula, Montana 59801
Ph: 406-541-4845
Fax: 406-541-4849

Public Notices

  • RGP-02-MT

    Expiration date: 8/25/2023

    The U.S. Army Corps of Engineers (Corps), Omaha District proposes to reissue Regional General Permit (RGP) 02-MT for certain discharges of dredged or fill material into waters of the United States, including wetlands, and/or work or structures in navigable waters of the United States for projects designed to manage the movement of aquatic species populations, permanently or temporarily, for conservation or management purposes. The Corps proposes to reissue this RGP for a period of five (5) years. The purpose of this public notice is to inform the public, Indian Tribes, Federal, state and local agencies/officials, and other interested parties of a 30-day comment period in which written comments may be submitted to the Corps. Written comments must be postmarked by August 25, 2023, prior to closure of the public notice administrative record.

  • NWO-2016-00500-MT

    Expiration date: 8/5/2023

    The U.S. Army Corps of Engineers, Omaha District, (USACE) is evaluating a permit application for the maintenance of the Point Service Corporation HOA’s harbor entrance on Flathead Lake. The project proposes to permanently impact a total of approximately 0.069 acre below the ordinary highwater mark for annual maintenance of an existing harbor and harbor spit by redistributing 60 cubic yards of accumulated sediment from the harbor entrance and dock area and placing it along 120 linear feet of lakeshore along the harbor spit. The applicant is requesting a 10-year duration for the permitted activity. This notice is to inform interested parties of the proposed activity and to solicit comments.

  • RGP-23-MT

    Expiration date: 6/20/2023

    The U.S. Army Corps of Engineers (Corps), Omaha District proposes to issue Regional General Permit (RGP) 23 for discharges of dredged or fill material into irrigation ditches and associated wetlands that have minimal individual or cumulative adverse effects on the aquatic environment but that do not qualify for the Clean Water Act section 404(f)(1)(C) exemption because of the recapture provision at section 404(f)(2) (see 33 CFR 323.4) and do not qualify for a Nationwide General permit. The Corps proposes to issue this RGP for a period of five (5) years. The purpose of this public notice is to inform the public, Indian Tribes, federal, state and local agencies/officials, and other interested parties of a 21-day comment period in which written comments may be submitted to the Corps. Written comments must be postmarked by June 20, 2023, prior to closure of the public notice administrative record.