Semig Basin
Basin in Siskiyou County, California · on the USGS Captain Jacks Stronghold quadrangle
41.77468, -121.52888
Maps that show Semig Basin
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Captain Jacks Stronghold, CA — USGS 7.5-minute topo (2022)
USGS Topo Maps (public domain) · California
Public domain
2025 Tule Lake Hunting Area Map
Fish & Wildlife Service Refuge Maps (public domain)
Public domain
2025 Tule Lake Hunt Map
Fish & Wildlife Service Refuge Maps (public domain)
Public domain
Mt Dome, CA — USGS historical 15-minute topo (1950)
USGS Historical Topo Maps (public domain) · California
Public domain
IFR Enroute Low Altitude Chart L-02 (U.S.) — FAA, 2026-10-29
FAA IFR Enroute Charts (public domain)
Public domain
IFR Enroute Low Altitude Chart L-11 (U.S.) — FAA, 2026-10-29
FAA IFR Enroute Charts (public domain)
Public domain
IFR Enroute Low Altitude Chart L-13 (U.S.) — FAA, 2026-10-29
FAA IFR Enroute Charts (public domain)
Public domain
IFR Enroute High Altitude Chart H-03 (U.S.) — FAA, 2026-10-29
FAA IFR Enroute Charts (public domain)
Public domain
IFR Enroute High Altitude Chart H-01 (U.S.) — FAA, 2026-10-29
FAA IFR Enroute Charts (public domain)
Public domain
Nearby
Name, class, county and location: USGS Geographic Names Information System (public domain).