Simpson lies at the southern edge of this Colorado high-plains landscape, where the semi-arid terrain is defined by a complex network of arroyos and canyons. The Apishapa River cuts through the western portion of the quadrangle, flanked by geographic landmarks like Apishapa Canyon and West Cross Canyon. Water management is central to the area's geography, evidenced by features such as Bates Lake, Bates Reservoir, and Rowe Reservoir.
32 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.
1891 · Apishapa
USGS Topo · 1:125,000
1892 · Elmoro
USGS Topo · 1:125,000
1893 · Apishapa
USGS Topo · 1:125,000
1893 · Elmoro
USGS Topo · 1:125,000
1897 · Elmoro
USGS Topo · 1:125,000
1897 · Apishapa
USGS Topo · 1:125,000
1954 · Trinidad
USGS Topo · 1:250,000
1955 · Trinidad
USGS Topo · 1:250,000
1958 · Trinidad
USGS Topo · 1:250,000
1959 · Trinidad
USGS Topo · 1:250,000