Digital Data Services, Inc. provides current and historic Bureau of Land Management (BLM) Surface and Mineral Management Maps. These maps are cadastral survey maps of U.S. public (primarily western United States) lands.

This set is made up of two series:

Surface Management Series (Land Use/Ownership) shows ownership of public, federal, and state lands.

Surface and Mineral Management Series shows the federal ownership of minerals as well as the ownership of public, federal, and state lands.

BLM Surface Management Map- Rangely, Colorado