Now showing items 1-20 of 28

    • Blue Mountain land exchange -- Oregon final environmental impact statement 

      Malheur National Forest (Agency : U.S.); Umatilla National Forest (Agency : U.S.); Wallowa-Whitman National Forest (Agency : U.S.) (2006-09)
      Analyzes proposed assembled land exchange between Clearwater Land Exchange-Oregon and the Forest Service, involving acquiring and conveying within the Malheur, Umatilla, and Wallowa-Whitman National Forests. Plans to provide ...
    • 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 ...
    • Cap Martin complex abbreviated preliminary assessment 

      Wallowa-Whitman National Forest (Agency : U.S.) (2006-08)
      Assesses site consisting of four collapsed adits, one of which has water discharge, and 6000-80000cy of wasterock materials, most of which is adjacent to Granite Creek. There are numerous trenches and apparent hydraulic ...
    • Golden Fraction abbreviated preliminary assessment 

      Wallowa-Whitman National Forest (Agency : U.S.) (2006-08)
      Assesses site consisting of a large collapsed adit and approximately 3000cy of wasterock material adjacent to Granite Creek. A Niton XLt found that most metals at the site exceeded screening criteria for birds, invertebrates, ...
    • 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 ...
    • Granite Creek Mine #6 abbreviated preliminary assessment 

      Wallowa-Whitman National Forest (Agency : U.S.) (2006-08)
      Assesses mine site consisting of a large collapsed adit and approximately 1000cy of wasterock material, which is adjacent to a small ephemeral tributary to Granite Creek. A Niton XLt unit found that most metals at the site ...
    • Granite Creek Mine #7 abbreviated preliminary assessment 

      Wallowa-Whitman National Forest (Agency : U.S.) (2006-08)
      Assesses mine site consisting of a large collapsed adit and approximately 700cy of wasterock material adjacent to Granite Creek, with numerous trenches stemming from hydraulic mining and possible historic dredging operations. ...
    • Granite Creek Mines human health and ecological risk assessment 

      Wallowa-Whitman National Forest (Agency : U.S.); Cascade Earth Sciences (2006-04)
      Assesses, through a streamlined risk assessment process, potential human health and ecological risks associated with mining-related contamination at the Monumental, Cap Martin, Sheridan, Tillicum, and Central Mines ...
    • Granite Creek Mines site inspection 

      Wallowa-Whitman National Forest (Agency : U.S.); EA Engineering, Science, and Technology, Inc. (2004-01)
      Documents Site Inspection performed by EA Engineering at five Granite Creek Mines: Monumental, Cap Martin, Sheridan, Tillicum, and Central. The objectives were to access the immediate or potential threat posed by wastes ...
    • Granite Creek Tributary Mines initiation of CERCLA investigation memorandum 

      Wallowa-Whitman National Forest (Agency : U.S.) (2007-02-20)
      Documents, pursuant to the Guidelines of the National Oil and Hazardous Substance Contingency Plan (NCP), the decision to initiate a CERCLA investigation in nine locations at the Granite Creek Tributary Mines site. A Site ...
    • Hells Canyon National Recreation Area comprehensive management plan final environmental impact statement executive summary, record of decision, and summary 

      Wallowa-Whitman National Forest (Agency : U.S.) (2003-07-21)
      FEIS analyzes five alternatives seeking to make management, utilization, and disposal of natural resources compatible with the HCNRA Act. Record of decision announces selection of the preferred Alternative E-modified, which ...
    • Hidaway allotment management plan final environmental assessment, decision notice and finding of no significant impact 

      North Fork John Day Ranger District (Or.); Wallowa-Whitman National Forest (Agency : U.S.) (2007-07)
      EA proposes to reauthorize livestock grazing and implement protective measures for sensitive plants and improved livestock distribution. Includes improving or maintaining upland vegetation conditions and allowing for forage ...
    • Monumental abbreviated preliminary assessment 

      Wallowa-Whitman National Forest (Agency : U.S.) (2003-02)
      Assesses mine and mill site, consisting of waste and tailings piles on flat to moderate side slopes and mill on steep slopes, with an opening in the ground surrounded by an unstable area. A Niton XRF unit found arsenic, ...
    • New York Mine abbreviated preliminary assessment 

      Wallowa-Whitman National Forest (Agency : U.S.) (2006-08)
      Assesses mine site consisting of numerous trenches on the mountain slope, at least five of which are collapsed to partially collapsed adits, 9000-12,000cy of wasterock and 4000cy of tailings. A Niton XLt unit found all ...
    • Pyx Mine and Mill abbreviated preliminary assessment 

      Wallowa-Whitman National Forest (Agency : U.S.) (2004-03)
      Assesses mine and mill site in moderate to steep side slopes, consisting of an open adit, waste rock dumps, tailings pond, and remains of a mill. A Niton XRF unit found numerous chemical elements exceeding regulations, ...
    • Rabbit Mine and Mill abbreviated preliminary asessment 

      Wallowa-Whitman National Forest (Agency : U.S.) (2004-03)
      Assesses mine and mill site on moderate to steep side slopes, with burned debris of the mill, open adit and an airshaft filled with water, with associated waste dumps. A Niton XRF unit found numerous chemical elements ...
    • Sled Springs OHV trail system and road management plan decision notice 

      Wallowa-Whitman National Forest (Agency : U.S.) (2008-11-26)
      Announces decision to implement Alternative 5 of project EA, to restrict motorized use in the Sled Springs area to designated routes. Upon establishment of the trail system, or implementation of the Forest-wide ...
    • Sled Springs OHV trail system and road management plan environmental assessment 

      Wallowa-Whitman National Forest (Agency : U.S.) (2008-11)
      Proposes to establish a 166-mile OHV trail system in the Sled Springs area. This OHV trail system would be for all-terrain vehicles and motorcycles. The proposal consists of converting 71 miles of existing roads into ...
    • Standard Mine abbreviated preliminary assessment 

      Wallowa-Whitman National Forest (Agency : U.S.) (2006-08)
      Assesses mine site on moderate side slopes, consisting of a large collapsed adit with minor seepage, approximately 500cy of wasterock near a small creek. A Niton XLt unit found that all metals exceeded screening criteria ...
    • Sugar vegetation management project environmental assessment 

      Wallowa-Whitman National Forest (Agency : U.S.) (2008-11)
      Proposes several alternatives for project initiating tree thinning, fuel reduction, and rehabilitation work, including placing large wood into Five Points Creek.