South Prong Troughs
Spring in Grant County, Oregon · on the USGS Wolf Mountain quadrangle
44.31061, -119.65433
Maps that show South Prong Troughs
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Wolf Mountain, OR
USGS topo, 2023
Ochoco National Forest Motor Vehicle Use Map (MVUM)
Map 3 (2026)
IFR Enroute Low Altitude Chart L-01 (U.S.)
FAA, 2026-10-29
IFR Enroute Low Altitude Chart L-11 (U.S.)
FAA, 2026-10-29
IFR Enroute Low Altitude Chart L-13 (U.S.)
FAA, 2026-10-29
IFR Enroute High Altitude Chart H-03 (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
Nearby
Name, class, county and location: USGS Geographic Names Information System (public domain).