Skip to main content
U.S. flag

An official website of the United States government

Here’s how you know

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

HTTPS

Secure .gov websites use HTTPS
A lock (LockA locked padlock) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Emergency

This is not the current EPA website. To navigate to the current EPA website, please go to www.epa.gov. This website is historical material reflecting the EPA website as it existed on January 19, 2025. This website is no longer updated and links to external websites and some internal pages may not work. More information »

    • Environmental Topics
    • Air
    • Bed Bugs
    • Cancer
    • Chemicals, Toxics, and Pesticide
    • Climate Change
    • Emergency Response
    • Environmental Information by Location
    • Environmental Justice
    • Greener Living
    • Health
    • Land, Waste, and Cleanup
    • Lead
    • Mold
    • Radon
    • Research
    • Science Topics
    • Water Topics
    • A-Z Topic Index
    • Laws & Regulations
    • By Business Sector
    • By Topic
    • Compliance
    • Enforcement
    • Laws and Executive Orders
    • Regulations
    • Report a Violation
    • Environmental Violations
    • Fraud, Waste or Abuse
    • About EPA
    • Our Mission and What We Do
    • Headquarters Offices
    • Regional Offices
    • Labs and Research Centers
    • Planning, Budget, and Results
    • Organization Chart
    • EPA History
    • Staff Directory

Breadcrumb

  1. Home
  2. Enforcement

ASARCO Bankruptcy Case Summary: Montana Sites Settlement Information Sheet

ASARCO Bankruptcy Settlement Resources

Montana Sites Settlement Settlement Agreement and Court Order

  • ASARCO Bankruptcy Settlement Summary 
  • EPA Funded Sites and Communities associated with the ASARCO Bankruptcy

The Montana Sites Settlement Agreement resolves claims pertaining to past and future cleanup costs associated with five sites in the State of Montana that American Smelting and Refining Company (ASARCO) owns, but does not operate.

The settlement agreement requires the creation of a trust, with separate accounts for each site, and provides funding in the amount of $138,300,000 to oversee cleanup and redevelopment of the sites.

The Department of Justice and ASARCO filed the settlement agreement with the United States Bankruptcy Court for the Southern District of Texas Corpus Christi Division on March 13, 2009. The Court approved the settlement agreement on June 5, 2009. The trust agreement associated with this settlement was filed with the Bankruptcy Court on December 9, 2009.

Parties to the Settlement

The United States, the State of Montana, and ASARCO, LLC are parties to the settlement agreement.

Site Information

Site Location Lead Agency/State Funding level
East Helena Site Lewis and Clark County in East Helena, MT EPA $100 million ($99.294 million for cleanup and $706,000 for an NRD account)
Black Pine Mine Site Philipsburg, MT Montana $17.5 million ($17.439 million for cleanup and $61,000 for a natural resource damages (NRD) account)

Upper Blackfoot Mining Complex

Mike Horse Mine Site

near Lincoln, MT Montana $10 million (combined)
Iron Mountain Site near Superior, MT Montana $1.9 million ($1.864 million for cleanup and $36,000 for an NRD account)

The settlement agreement provides $8.9 million for administrative costs.

More information on the EPA sites is available from the EPA Funded Sites and Communities web page.

Enforcement

  • Enforcement Basics
  • National Enforcement and Compliance Initiatives
    • Mitigating Climate Change
    • Addressing Exposure to PFAS
    • Protecting Communities from Coal Ash Contamination
    • Reducing Air Toxics in Overburdened Communities
    • Increasing Compliance with Drinking Water Standards
    • Chemical Accident Risk Reduction
  • Enforcement and Compliance Assurance Annual Results for Fiscal Year 2024
    • Protecting Health and the Environment
    • Climate Change
    • Environmental Justice
    • Year in Review
    • Criminal Enforcement
    • Civil Enforcement
    • Superfund Enforcement
    • Federal Facilities
    • Compliance Assurance
    • Maps
    • Data and Trends
  • Air Enforcement
  • Water Enforcement
  • Waste, Chemical and Cleanup Enforcement
  • Criminal Enforcement
  • Enforcement at Federal Facilities
  • Data and Results
  • Policy, Guidance and Publications
Enforcement: Contact Us
Enforcement: Contact Us to ask a question, provide feedback, or report a problem.
Last updated on May 1, 2024
  • Assistance
  • Ayuda
  • Arabic
  • Chinese (simplified)
  • Chinese (traditional)
  • Aide
  • Asistans
  • Korean
  • Assistência
  • Russian
  • Tulong
  • Vietnamese
United States Environmental Protection Agency

Discover.

  • Accessibility Statement
  • Budget & Performance
  • Contracting
  • EPA www Web Snapshot
  • Grants
  • No FEAR Act Data
  • Plain Writing
  • Privacy
  • Privacy and Security Notice

Connect.

  • Data
  • Inspector General
  • Jobs
  • Newsroom
  • Regulations.gov
  • Subscribe
  • USA.gov
  • White House

Ask.

  • Contact EPA
  • EPA Disclaimers
  • Hotlines
  • FOIA Requests
  • Frequent Questions

Follow.