Cove Area Mines: Assessments and Reports

Assessments, Reports, and other documents related to the former transfer area located in the Cove/Red Valley Chapter of the Navajo Nation in eastern Arizona.

• Tronox NAUM Cove Air Study Final Report (2020-2022) (pdf) (4.28 MB, February 17, 2023)
  Final Report of the Cove Air Study which took place over a period of 57 weeks from February 2020 to June 2022.
• Revised Cove Wash Watershed Assessment Sampling and Analysis Plan (pdf) (1.55 MB, March 2016)
  Sampling and Analysis Plan for the second round of sampling as part of the Cove Wash Investigation.
• Cove Wash Watershed Assessment Sampling and Analysis Plan (pdf) (2.31 MB, June 2015)
  Sampling and analysis Plan for the first round of sampling as part of the Cove Wash Investigation.
• Cove Wash Biological Assessment Report (pdf) (661.69 KB, April 2015)
  A biological assessment associated with the Cove watershed.
• Resolution of the Cove Chapter of the Navajo Nation (pdf) (196.38 KB, April 2015)
  A supporting resolution passed by the Cove Chapter in support of EPA's work to assess and clean up the mines.
• Mesa I, Mines 10-15 – Abandoned Uranium Mine Site Reassessment Report (pdf) (9.14 MB, January 2014)
  A reassessment of the mines located on Mesa I in the Cove Chapter.