Negro Rock Reservoir
Reservoir in Malheur County, Oregon · on the USGS Little Black Canyon quadrangle
43.90906, -117.76580
Maps that show Negro Rock Reservoir
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Little Black Canyon, OR
USGS topo, 2023
Westfall Butte, OR
USGS historical 15-minute topo (1966)
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).