Loomis sits at the foot of the eastern Cascade foothills, serving as a hub for the surrounding ranching and mountain landscape. The topography is dominated by the Sinlahekin Valley and the sprawling Sinlahekin Deer Winter Range and Wildlife Refuge, which covers much of the southern and eastern portions of the map. High peaks such as Quartz Mtn, Rattlesnake Mtn, and Douglas Mtn define the horizon, while drainage systems like Sinlahekin Cr and Toats Coulee Cr carve deep paths through the high country. For those tracing the evolution of North Central Washington, this survey highlights the intersection of modern recreation and traditional land use. The Pacific NW National Scenic Trail winds through the northern peaks, passing near Olie Pass, while lower elevations reveal pockets of water like Renn Lake and Jim Black Lake.
46 named features on this map. Tap any name to fly to it.
Don’t see what you’re looking for? This feature index may not catch every label — zoom into the map to look around manually.
This is the sole edition of this map. No revisions or reprints were ever made.
1906 · Chopaka
USGS Topo · 1:125,000
1954 · Okanogan
USGS Topo · 1:250,000
1956 · Loomis
USGS Topo · 1:62,500
1956 · Tiffany Mountain
USGS Topo · 1:62,500
1956 · Horseshoe Basin
USGS Topo · 1:62,500
1957 · Conconully
USGS Topo · 1:62,500
1958 · Okanogan
USGS Topo · 1:250,000
1980 · Aeneas Lake
USGS Topo · 1:24,000
1980 · Blue Goat Mtn
USGS Topo · 1:24,000
1981 · Hurley Peak
USGS Topo · 1:24,000