Robert S. Kerr Reservoir Watershed - 11110104

Home to approximately 92,000 Arkansans (2000 Census), the Robert S. Kerr Reservoir watershed lies within the Arkansas River Basin in Northwestern Arkansas crossing into Oklahoma.  The hydrologic unit code for this watershed is 11110104.  Upstream watersheds are the Dirty-Greenleaf (Oklahoma) and the Poteau (11110105).  The Frog-Mulberry (11110201) is downstream.

State-Level Map - Robert S. Kerr Reservoir Watershed-Level Map - Robert S. Kerr Reservoir Watershed Land Use Map - Robert S. Kerr Reservoir
County Pages
(Contact Information)
Major Streams 2006 Land Use
(346 Square Miles)
  • Arkansas River
  • Fall Creek
  • Lee Creek
  • Forest: 66.0%
  • Grassland: 14.5%
  • Suburban: 7.6%
  • Transitional: 5.4%
  • Urban: 3.2%
  • Water: 2.4%
  • Cropland: 0.8%

Data Source: CAST

Robert S. Kerr 303d Impaired Streams (what is an impaired stream?)


More Watershed-Related Information


  • Clean Water Act Section 303(d) Impaired Waters Data Update here
  • Arkansas’s Final/ Draft Impaired Waterbodies – 303(d) List by Year here
  • AR Water Newsletter, Summer, 2015 here
  • NPS Management Plan here
  • The projects presented at the 2015 annual NPS conference are located here

Interactive Map

Interactive Watershed Viewer
Explore your county or watershed with this flash-based interactive map.  View over 25 geographic and water-related layers. Open Interactive Watershed Viewer.