Now showing items 1-4 of 4

    • Buffalo Mine abbreviated preliminary assessment 

      Wallowa-Whitman National Forest (Agency : U.S.) (2008-08)
      Assesses mine site on moderately steep side slopes, consisting of two adits, associated wasterock and tailing ponds, one with water treatment facilities and miscellaneous buildings. A Niton XLt unit found that all metals ...
    • Granite Creek Mine #5 abbreviated preliminary assessment 

      Wallowa-Whitman National Forest (Agency : U.S.) (2006-08)
      Assesses mine site consisting of a large collapsed adit and approximately 500cy of wasterock material adjacent to Granite Creek, with numerous trenches and apparent hydraulic mining. A Niton XLt unit found that most metals ...
    • Tillicum abbreviated preliminary assessment 

      Wallowa-Whitman National Forest (Agency : U.S.) (2003-02)
      Assesses mine site consisting of waste piles placed on moderate to steep side slopes. A Niton XRF unit found arsenic and lead exceeded EPA Region goals. Based on its proximity to Granite Creek, a Site Inspection is recommended.
    • Upper Central Mine abbreviated preliminary assessment 

      Wallowa-Whitman National Forest (Agency : U.S.) (2006-08)
      Assesses mine site on moderately steep side slopes consisting of four collapsed adits and about 1500cy of wasterock. A Niton XLt unit found most metals detected at the site exceeded screening criteria for birds, invertebrates, ...