Developed by a limber pole tower and tent in 1920, this 3-legged 55' wooden tower with 8x8' cab along with ground house living quarters, were built in 1935. The tower was replaced in 1964 by a 68' all-steel tower moved from Panther Creek L.O. It is staffed during the summer.
Yakama Indian Reservation
17 miles east of Mt. Adams
Yakima County, Washington
Elevation 5100'
USGS Benchmark SB0989
USGS Benchmark SB0990
USGS Benchmark SB0991
USGS Benchmark SB1188

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Signal Peak in 1938 Signal Peak in 1960 Signal Peak in 2009
Photos courtesy the Dave Bula collection and Rex Kamstra