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Colyear Springs, CA — USGS historical 15-minute topo (1949)

by USGS Historical Topo Maps (public domain) · California, US

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Older edition. This is the 1949 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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Colyear Springs, CA — USGS historical 15-minute topo (1949)
Historical USGS topographic map of Colyear Springs, California: the 1949 edition at 1:62,500, scanned and georeferenced by the USGS Historical Topographic Map Collection. See how roads, towns, trails, mines and shorelines looked in 1949; your GPS position still shows on it. Public domain map from the U.S. Geological Survey. Downloads directly from the USGS National Map. This store is not affiliated with or endorsed by the USGS.

What you get

  • Your GPS position on the map. A blue dot on this official sheet shows where you are.
  • Works with no signal. Download it once; the map and your GPS position keep working with no cell signal.
  • Tracks, placemarks and photos. Record where you go, drop pins, and export GPX, KML or GeoJSON.
  • Free updates. When a new edition is published here, it’s yours at no cost.
  1. 1Tap “Get this map”: it’s added to your free account.
  2. 2Open the Cartahaven app on your phone and sign in.
  3. 3Tap “My purchases” (“Get my maps” before you sign in). It’s on your phone, ready offline.

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Where this map covers

Named places on this map

62 named features inside the Colyear Springs, CA — USGS historical 15-minute topo (1949) sheet, from the USGS Geographic Names Information System. Each one links to every map that shows it.

Lakes, springs and falls

Gaps, arches and other landforms

and 15 more

Elevations are the USGS 3DEP ground elevation at the named point, rounded; a summit's surveyed height can differ a little.

More maps of Mendocino National Forest and California.

HistoricalHikingSurveyinghistorical topoyear 1949

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Version history

  1. Version 1 · Nov 4, 2026 · 12.0 MB