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  1. Home
  2. Navajo Nation: Cleaning Up Abandoned Uranium Mines
  3. Legal Documents and Settlements
  4. TRUST MINES

Trust Mines: Fact Sheets

Related Content

  • Screening Assessment Report and Atlas with Geospatial Data
  • Site Screen Reports

EPA Fact Sheets with information about the settlement agreements, the Trustees, Trust Mines assessment and cleanup progress of abandoned uranium mines on the Navajo Nation. The Trust Mines are located throughout the Abandoned Uranium Mine (AUM) regions.

Free viewers and readers are available to access documents on our website. If you encounter issues with assistive technology, please contact us.

  • EPA Fact Sheet: Trust Mines Background and Site Updates (pdf) (3.28 MB, July 2020)
    Fact Sheet with information about the Trust Mines settlement agreements, the Trustees, and assessment and cleanup progress of abandoned uranium mines on the Navajo Nation.
  • Central AUM Region Fact Sheet
    Fact sheet with information about the status of the Central Abandoned Uranium Mine Region (AUM). The Central AUM Region includes the following Chapters: Black Mesa, Chilchinbeto, Chinle, Many Farms, Rough Rock, Tachee-Blue Gap, and Tselani-Cottonwood.
  • North Central AUM Region Fact Sheet
    Fact sheet with information about the status of the North Central Abandoned Uranium Mine (AUM) Region. The North Central AUM Region includes the following Chapters: Oljato, Shonto, Dennehotso, and Kayenta.
  • Northern AUM Region Fact Sheets
    EPA Fact Sheet with information about the Northern AUM Region which has 229 abandoned uranium mine claims.

Navajo Nation: Cleaning Up Abandoned Uranium Mines

  • Abandoned Mines Cleanup
    • CENTRAL REGION
      • Community Involvement Plans
      • CYPRUS AMAX & WESTERN NUCLEAR MINES
      • BLACK MESA MINING DISTRICT
    • EASTERN REGION
      • Community Involvement Plans
      • Fact Sheets
      • AMBROSIA LAKE MINES (TRONOX)
      • CYPRUS AMAX & WESTERN NUCLEAR MINES
      • MAC AND BLACK JACK MINES
      • MARIANO LAKE MINE (Old Gulf Mine)
      • NORTHEAST CHURCH ROCK MINE
      • OLD CHURCH ROCK MINE
      • QUIVIRA MINES
      • RUBY MINES
      • SECTION 32/33 MINES (TRONOX)
    • NORTH CENTRAL REGION
      • SKYLINE MINE
      • Community Involvement Plan
    • NORTHERN REGION
      • Community Involvement Plans
      • COVE AREA MINES
      • LUKACHUKAI MOUNTAINS MINING DISTRICT
      • CYPRUS AMAX & WESTERN NUCLEAR MINES
    • WESTERN REGION
      • Community Involvement Plans
      • Fact Sheets
      • Maps
      • EL PASO NATURAL GAS MINES
      • ENPRO MINES
      • SECTION 9 LEASE MINES
    • SUPERFUND NPL SITES (Lukachukai)
  • Administrative Records
  • ASPECT Aerial Survey
  • Atlas Screening Assessment Report
  • Community Involvement Plans
  • Contaminated Structures Program
  • Fact Sheets
  • Legal Documents and Settlements
    • TRONOX MINES
      • Fact Sheets
      • Financial Reports
      • Northern Agency RSE Report
    • TRUST MINES
      • Fact Sheet
      • Legal Document and Settlements
      • Technical Reports
  • Site Screen Reports
  • Ten-Year Plan (2020-2029)
    • Related Documents
  • Treatment Technology Pilot Studies
  • Health Effects of Uranium
    • Water Sampling Results
  • Contracting With EPA
    • Navajo Workforce Development
    • RAES Employment and Training Reports
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Last updated on April 3, 2025
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