
Surprise Valley and the steep eastern slopes of the Warner Mountains dominate this early 1960s landscape, illustrating the dramatic transition from high alpine forest to the arid basin floor. The Modoc National Forest occupies the western high ground, marked by rugged terrain features like Snowslide Canyon and the prominent peak of Hat Mountain. Water management is central to the area's geography, with the Spillway at Sworinger Reservoir and the Bare Creek Ditch channeling resources toward the ranching operations in the valley below.
26 named features on this map. Tap any name to fly to it.
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4 editions found
1886 · Alturas
USGS Topo · 1:250,000
1889 · Long Valley
USGS Topo · 1:250,000
1892 · Alturas
USGS Topo · 1:250,000
1954 · Vya
USGS Topo · 1:250,000
1954 · Alturas
USGS Topo · 1:250,000
1958 · Alturas
USGS Topo · 1:250,000
1958 · Vya
USGS Topo · 1:250,000
1962 · Alturas
USGS Topo · 1:250,000
1962 · Vya
USGS Topo · 1:250,000
1962 · Little Hat Mtn
USGS Topo · 1:24,000