Mac and Black Jack Mines: Technical Reports

Technical reports related to Mac and Black Jack Mines in EPA’s Eastern Abandoned Uranium Mine Region.

• Engineering Evaluation / Cost Analysis for Mac and Black Jack Mine (PDF)
  Report on the Mac and Black Jack mine sites, located in the Smith Lake Chapter and Mariano Lake Chapter of the Navajo Nation. The Sites include Mac No. 1, Mac No. 2, Black Jack No. 1, and Black Jack No. 2.
• Removal Site Evaluation (RSE) and Interim Removal Action Phase 1 Report (PDF)
  This report characterizes the lateral extent of contamination along with the geological formations of the four Mac and Black Jack Mines.
• Removal Site Evaluation (RSE) and Interim Removal Action Phase 2 Report (PDF)
  This report provides information of the mitigation of physical hazards at the Mac and Black Jack Mines.
• Removal Site Evaluation (RSE) and Interim Removal Action Phase 3 Report (PDF)
  This report summarizes the soil sampling results and defines the vertical extent of contamination of the Mac and Black Jack Mines.