Obsidian Butte
Summit in Imperial County, California · on the USGS Obsidian Butte quadrangle
33.17134, -115.63769
Maps that show Obsidian Butte
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Obsidian Butte, CA
USGS topo, 2021
Calipatria, CA — USGS historical 15-minute topo (1944)
USGS Historical Topo Maps (public domain) · California
Imperial Wildlife Area — California CDFW
California CDFW Wildlife Area Maps · California
Routes of Travel for North Central Imperial County — BLM California
BLM Recreation Maps (public domain) · California
Routes of Travel for Western Imperial County — BLM California (2021)
BLM Recreation Maps (public domain) · California
IFR Enroute Low Altitude Chart L-07 (U.S.) — FAA, 2026-10-29
FAA IFR Enroute Charts (public domain)
IFR Enroute Low Altitude Chart L-04 (U.S.) — FAA, 2026-10-29
FAA IFR Enroute Charts (public domain)
IFR Enroute Low Altitude Chart L-05 (U.S.) — FAA, 2026-10-29
FAA IFR Enroute Charts (public domain)
IFR Enroute High Altitude Chart H-04 (U.S.) — FAA, 2026-10-29
FAA IFR Enroute Charts (public domain)
Nearby
Name, class, county and location: USGS Geographic Names Information System (public domain).