
The fertile floor of the Walla Walla Valley is defined here by a sophisticated network of irrigation infrastructure essential to Washington agriculture in the early 1990s. The settlement of Lowden serves as a central point along the Walla Walla River, where the landscape is intricately carved by the Garden City Canal, Burlingame Canal, and Mud District No 7 Canal. These man-made waterways, alongside the Frog Hollow Ditch and Williams Ditch, illustrate the intense water management required to transform this region into a productive agricultural hub. Cultural history is anchored by the Frenchtown Monument, marking the heritage of the valley near the Oregon state line. To the north, the terrain transitions into the steep, deeply incised drainages of Woodward Canyon and Webber Canyon, showing the geographic contrast between the irrigated lowlands and the higher, dry canyon lands.
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This is the sole edition of this map. No revisions or reprints were ever made.
1915 · Wallulah
USGS Topo · 1:96,000
1918 · Wallula
USGS Topo · 1:125,000
1919 · Walla Walla
USGS Topo · 1:125,000
1921 · Walla Walla
USGS Topo · 1:125,000
1935 · Pendleton
USGS Topo · 1:125,000
1953 · Pendleton
USGS Topo · 1:250,000
1953 · Walla Walla
USGS Topo · 1:250,000
1956 · Pendleton
USGS Topo · 1:250,000
1958 · Walla Walla
USGS Topo · 1:250,000
1964 · Milton-Freewater
USGS Topo · 1:24,000