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Illinois River Rafters. The Illinois River is "a wilderness river that tests both the skill and strength of boaters". [10] For the 31-mile (50 km) run along the Wild and Scenic part of the river between upper Oak Flat near Kerby and lower Oak Flat, boaters are far from trails and roads. [10] In fact, it is "the most inaccessible river canyon in ...
English: Relief location map of Oregon, USA. Geographic limits of the map: N: 46.5° N; ... Illinois River (Oregon) John Day River (northwestern Oregon) Kilchis River;
Primarily from the United States Government Printing Office Style Manual. [1] State names usually signify only parts of each listed state, unless otherwise indicated. Based on the BLM manual's 1973 publication date, and the reference to Clarke's Spheroid of 1866 in section 2-82, coordinates appear to be in the NAD27 datum.
USGS map colored by paleogeological areas and demarcating the sections of the U.S. physiographic regions: Laurentian Upland (area 1), Atlantic Plain (2-3), Appalachian Highlands (4-10), Interior Plains (11-13), Interior Highlands (14-15), Rocky Mountain System (16-19), Intermontane Plateaus (20-22), & Pacific Mountain System (23-25) The legend ...
Significant tributaries include the South Fork Rogue River, Elk Creek, Bear Creek, the Applegate River, and the Illinois River. [7] Arising at 5,320 feet (1,622 m) above sea level, the river loses more than 1 mile (1.6 km) in elevation by the time it reaches the Pacific. [1] [3]
Source data for the table below came from topographic maps created by the United States Geological Survey and published on-line by TopoQuest, [2] and from the Atlas of Oregon; [1] the Oregon Atlas and Gazetteer; [3] two federally produced geographic information system (GIS) datasets—the National Hydrography Dataset and the National Watershed ...
The trail connects to many shorter side trails as well as to the 27-mile (43 km) Illinois River Trail south of Agness. [81] Hikers can also take trips along the Rogue that combine backpacking and rafting. [124] Rogue River Trail 1168 continues west 12 miles (19 km) along the north side of the river from Agness to the Morey Meadow Trailhead.
The task of defining and mapping these ecoregions was carried out by the Oregon Ecoregion Project, a collaborative effort involving the EPA, the United States Geological Survey (USGS), the United States Forest Service (USFS), and other state and federal agencies. The new classification system they developed may differ from previous frameworks ...