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Elkhorn Mountains Over-Snow Vehicle Use Map (sheet) — Helena-Lewis and Clark National Forest (2019)

by Forest Service Maps (public domain) · Helena-Lewis and Clark National Forest, US

Free

A free GeoPDF for offline GPS in the Cartahaven app, with free updates. How it works offline

Older edition. This is the 2019 edition from the USDA Forest Service. 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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Elkhorn Mountains Over-Snow Vehicle Use Map (sheet) — Helena-Lewis and Clark National Forest (2019)
Over-Snow Vehicle Use Map (OSVUM): where snowmobiles and other over-snow vehicles are allowed, and when. This sheet is a printable extract: the forest says the complete OSVUM holds the over-snow regulations, definitions and map legend. Get the complete OSVUM from the forest before you go, at https://www.fs.usda.gov/r01/helena-lewisclark/maps-guides/winter-recreation-maps-and-guides or from a forest office. Helena-Lewis and Clark National Forest, 2019 edition. Public domain map from the USDA Forest Service, republished from https://www.fs.usda.gov/r01/helena-lewisclark/maps-guides/winter-recreation-maps-and-guides. When the forest posts a new edition it shows up here as a free update.

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.

The app runs on iPhone, Android and in desktop browsers. Install it · How offline GPS works

Where this map covers

More maps of Helena-Lewis and Clark National Forest.

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Version history

  1. Version 1 · Nov 3, 2026 · 0.7 MB