Muskrat Lake
Swamp in Spokane County, Washington · on the USGS Spring Valley quadrangle
47.36784, -117.32066
Maps that show Muskrat Lake
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Spring Valley, WA
USGS topo, 2023

Spangle, WA
USGS historical 15-minute topo (1954)

Index Over-Snow Vehicle Use Map
Nez Perce-Clearwater National Forests

IFR Enroute Low Altitude Chart L-13 (U.S.)
FAA, 2026-10-29

IFR Enroute High Altitude Chart H-01 (U.S.)
FAA, 2026-10-29

IFR Enroute Low Altitude Chart L-01 (Alaska)
FAA, 2026-10-29
Name, class, county and location: USGS Geographic Names Information System (public domain).