Alturas, CA — USGS historical 15-minute topo (1961)
by USGS Historical Topo Maps (public domain) · California, US
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Older edition. This is the 1961 edition from the U.S. Geological Survey. A newer one may have been published since; check the agency's page for current rules and routes before relying on it.

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Where this map covers
Named places on this map
28 named features inside the Alturas, CA — USGS historical 15-minute topo (1961) sheet, from the USGS Geographic Names Information System. Each one links to every map that shows it.
Peaks and ridges
Lakes, springs and falls
- Alkali Lake · lake
- Arnett Spring · spring
- Bayley Reservoir · reservoir
- Clarks Reservoir · reservoir
- Donovan Reservoir · reservoir
- Duck Pond · lake
- Goose Pond · lake
- Graven Reservoir · reservoir
- Graves Reservoir · reservoir
- Higgins Spring · spring
- Kelly Reservoir · reservoir
- Lunsford Spring · spring
- Mary Pete Spring · spring
- McBrien Reservoir · reservoir
- McGarva Reservoir · reservoir
- McGarva Reservoir Two · reservoir
- Pat Spring · spring
- Sherlock Spring · spring
- Signal Reservoir · reservoir
- Teal Pond · lake
- Wade Williams Spring · spring
- Warm Spring · spring
Gaps, arches and other landforms
- Rocky Prairie · flat
Elevations are the USGS 3DEP ground elevation at the named point, rounded; a summit's surveyed height can differ a little.
More maps of Modoc National Forest and California.
Maps nearby
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Alturas, CA — USGS 7.5-minute topo (2021)
USGS 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-09 (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 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
Version history
Version 1 · Nov 4, 2026 · 6.8 MB