Cold Spring Mountain
Summit in Lassen County, California · on the USGS Cold Spring Mountain quadrangle
41.02730, -120.25442
Maps that show Cold Spring Mountain
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Cold Spring Mountain, CA
Detailed map of terrain, trails and roads
USGS topo, 2022

Cold Spring Mountain
Forest Service topo with road numbers
Forest Service FSTopo 7.5-minute quad

Boot Lake
Forest Service topo with road numbers
Forest Service FSTopo 7.5-minute quad

Eagle Lake 30x60 Land Ownership (BLM Surface Management)
Land Ownership Maps from BLM Data · California

Alturas 30x60 Land Ownership (BLM Surface Management)
Land Ownership Maps from BLM Data · California

Modoc National Forest
Forest Service forest map

Nevada Surface Management Map
BLM Nevada (2023)

IFR Enroute Low Altitude Chart L-02 (U.S.)
FAA, 2026-10-29

IFR Enroute Low Altitude Chart L-09 (U.S.)
FAA, 2026-10-29

IFR Enroute Low Altitude Chart L-11 (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
Name, class, county and location: USGS Geographic Names Information System (public domain).