The Columbia River carves a deep arc through the desert landscape of Central Washington, marking the jurisdictional boundary between Grant and Benton counties. This 2014 survey highlights the specialized infrastructure of the Columbia Basin, where the Wahluke Slope overlooks an intricate network of irrigation and drainage channels such as the Wahatis Wasteway and Saddle Mountain Wasteway. These water management features are critical to the region's agricultural economy, supporting the vineyards and farms accessed via Winery Rd and Road 24 SW.
18 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.
1911 · Red Rock
USGS Topo · 1:62,500
1912 · Beverly
USGS Topo · 1:62,500
1916 · Coyote Rapids
USGS Topo · 1:62,500
1917 · Priest Rapids
USGS Topo · 1:62,500
1948 · Emerson Nipple
USGS Topo · 1:24,000
1950 · Smyrna
USGS Topo · 1:62,500
1951 · Priest Rapids
USGS Topo · 1:62,500
1951 · Smyrna
USGS Topo · 1:62,500
1951 · Coyote Rapids
USGS Topo · 1:62,500
1953 · Walla Walla
USGS Topo · 1:250,000