Little Missouri Watershed - 08040103

Home to approximately 40,000 Arkansans (2000 Census), the Little Missouri watershed lies within the Ouachita River Basin in Southwest Arkansas.  The hydrologic unit code for this watershed is 08040103.  There is no upstream watershed.  The Upper Ouachita (08040102) is downstream.

State-Level Map - Little Missouri Watershed-Level Map - Little Missouri Watershed Land Use Map - Little Missouri
 
 
 
County Pages
(Contact Information)
Major Streams 2006 Land Use
(2,074 Square Miles)
  • Antoine River
  • Caney Creek
  • Caruse Creek
  • Cypress Creek
  • Gentry Creek
  • Little Missouri River
  • Ozan Creek
  • Prairie River
  • Terre Noire Creek
  • Terre Rouge Creek
  • Forest: 71.3%
  • Transitional: 15.3%
  • Grassland: 11.1%
  • Suburban: 1.3%
  • Water: 0.9%
  • Urban: 0.1%
  • Cropland: 0.0%

Data Source: CAST

Little Missouri 303d Impaired Streams (what is an impaired stream?)

 

More Watershed-Related Information

Announcements

  • 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.