Yellowstone River Corridor Clearinghouse

Physical Feature Inventory Data

Image of physical features inventory mapPhysical Feature Inventories are a record of the development of flood and erosion control structures over time.  They also contain features such as diversion structures and irrigation return flow points.

  • 2011 Inventory.  This is a revision of the 1999-2001 inventories, based on high-resolution 2011 aerial photos.
  • 1999-2001 Inventories. This is a combination of an inventory of the river done from 1999 aerial photos of Park County and a field inventory of the remaining counties performed in 2001.

Historic Physical Feature Inventories