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Montana Events and Public Notices

Event and public notice information for the state of Montana. 

Events

There are no public events at this time.

Public Notices

  • EPA Begins Sixth Five Year Review of Silver Bow Creek/Butte Area Superfund site

    EPA is beginning the sixth five-year review of the Silver Bow Creek – Butte Area (SBCBA) Superfund Site, Silver Bow and Deer Lodge Counties in Montana. The 2026 FYR will address six of the seven active Site operable units (OUs).

    • Comments Due Date: November 28, 2025
    • Geographic Locations: Montana
  • Opportunity to Comment on Draft Permit for the Charlo Wastewater Treatment Facility in Montana

    Public notice of NPDES draft permit for Charlo WWTF in Montana.

    • Comments Due Date: November 17, 2025
    • Geographic Locations: Montana, Rocky Mountains
  • Seventh Five-Year Review of Anaconda Co. Smelter Superfund Site Complete

    The U.S. Environmental Protection Agency (EPA) Region 8 has completed the Seventh Five-Year Review for the Anaconda Co. Smelter Superfund Site in Anaconda-Deer Lodge County, Montana.

    • Geographic Locations: Montana
  • EPA Begins Fourth Five-Year Review of Milltown

    EPA is beginning the fourth five-year review of the Milltown Reservoir Sediments Superfund site in Milltown, Montana.

    • Comments Due Date: January 31, 2026
    • Geographic Locations: Montana
  • Public Notice: Request for Coverage under the General Permit for Hot Mix Asphalt Plants in Indian Country: Riverside Contracting, Inc. - Mobile Hot Mix Asphalt Plant

    Request for Coverage under the General Permit for Hot Mix Asphalt Plants in Indian Country for the Riverside Contracting, Inc., Mobile Hot Mix Asphalt Plant, proposed to be located on the Flathead Indian Reservation, in Arlee and Poulson Counties, Montana.

    • Comments Due Date: November 24, 2025
    • Geographic Locations: Tribal Lands, Montana
  • Request for Coverage under the General Permit for Hot Mix Asphalt Plants in Indian Country: Riverside Contracting, Inc. - Mobile Hot Mix Asphalt Plant

    Request for Coverage under the General Permit for Hot Mix Asphalt Plants in Indian Country for the Riverside Contracting, Inc - Mobile Hot Mix Asphalt Plant, proposed to be located on the Flathead Indian Reservation, Arlee & Poulson Counties, Montana.

    • Comments Due Date: November 24, 2025
    • Geographic Locations: Montana, Tribal Lands
  • Draft UIC Class V Aquifer Exemption Expansion and Area of Review Expansion – Montalban Oil and Gas Operations, Jody Field 34-1 & 34-2, Pondera County, Montana

    Public Notice for two UIC Permits

    • Geographic Locations: Montana, Rocky Mountains
  • MOGO-Jody Field 34-1 & 34-2 Disposal Well, Pondera County, Montana, Permit #’s ​ MT52443-12513 & MT52439-12514​

    UIC Draft Permit Public Notice

    • Geographic Locations: Montana, Rocky Mountains

EPA in Montana

  • Montana Events and Public Notices
  • Hot Topics in Montana
  • Environmental Information for Montana
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Contact Us about EPA in Montana to ask a question, provide feedback, or report a problem.
Last updated on August 14, 2025
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