Wheeler and Mitchell sit within a high plateau landscape defined by deep natural depressions and massive irrigation infrastructure east of Moses Lake. The terrain is dominated by the prehistoric drainage patterns of Black Rock Coulee, Sand Coulee, and Rocky Coulee, which contrast with the engineered precision of the East Low Canal. This waterway and the Sand Coulee Syphon highlight the mid-20th-century transformation of the Columbia Basin into a productive agricultural region. While the western edge is influenced by the Moses Lake Municipal Airport, the remainder of the map reveals a systematic grid of section roads like Road 7 NE and Bacon Ln NE, illustrating the organized land use and settlement patterns typical of this part of Grant County.
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This is the sole edition of this map. No revisions or reprints were ever made.
1912 · Moses Lake
USGS Topo · 1:62,500
1923 · Wheeler
USGS Topo · 1:62,500
1925 · Wheeler
USGS Topo · 1:62,500
1953 · Ritzville
USGS Topo · 1:250,000
1956 · Wheeler
USGS Topo · 1:24,000
1956 · Moses Lake South
USGS Topo · 1:24,000
1956 · Moses Lake North
USGS Topo · 1:24,000
1956 · Gloyd
USGS Topo · 1:24,000
1956 · Wilson Creek SW
USGS Topo · 1:24,000
1956 · Bassett Junction
USGS Topo · 1:24,000