Ludwig Mountain and the surrounding peaks of the San Juan National Forest define this landscape east of the Los Pinos River valley. The 2013 survey illustrates a high-altitude terrain where water management is central to the land's utility, evidenced by the extensive network of irrigation features like the Bear Cr and Pine River Ditch, Wommer Ditch, and Thompson Epperson Ditch. These systems divert flow from the peaks toward the valley floor, supporting local agriculture and the residential development visible near Lake Simpatico.
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This is the sole edition of this map. No revisions or reprints were ever made.
1908 · Ignacio
USGS Topo · 1:125,000
1924 · Ignacio
USGS Topo · 1:125,000
1924 · Pagosa Springs
USGS Topo · 1:125,000
1927 · Pagosa Springs
USGS Topo · 1:125,000
1945 · Durango
USGS Topo · 1:250,000
1953 · Durango
USGS Topo · 1:250,000
1954 · Durango
USGS Topo · 1:250,000
1961 · Durango
USGS Topo · 1:250,000
1963 · Durango
USGS Topo · 1:250,000
1964 · Baldy Mountain
USGS Topo · 1:24,000