The Eel River defines the southwestern corner of this Trinity County landscape, winding past the settlement at Island Mountain. This mountainous terrain is characterized by a high-elevation drainage system feeding into numerous named creeks, including Kekawaka Cr and Queatchumpah Cr. The map reveals a high-country economy and infrastructure through labels like Hoaglin School Rd and Old School House Rd, suggesting the historical placement of rural community centers. Large portions of the territory are managed as part of the Six Rivers National Forest. Higher elevations are marked by prominent summits such as Lake Mountain and Pilot Peak, while more level areas like Pine Flat and Prather Flat provide rare breaks in the topography. Isolated water bodies like Turtle Lake and Dry Lake are scattered across the ridges, and the northern reaches are home to Kettenpom Valley and Hoaglin Valley.
44 named features on this map. Tap any name to fly to it.
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This is the sole edition of this map. No revisions or reprints were ever made.
1920 · Cummings
USGS Topo · 1:62,500
1920 · Covelo
USGS Topo · 1:62,500
1920 · Harris
USGS Topo · 1:62,500
1921 · Hoaglin
USGS Topo · 1:62,500
1922 · Island Mountain
USGS Topo · 1:62,500
1931 · Hoaglin
USGS Topo · 1:96,000
1935 · Hoaglin
USGS Topo · 1:125,000
1949 · Alderpoint
USGS Topo · 1:62,500
1951 · Alderpoint
USGS Topo · 1:62,500
1952 · Spyrock
USGS Topo · 1:62,500