Home to approximately 11,000 Arkansans (2000 Census), the Lower Neosho watershed lies within the Arkansas River Basin in Northwest Arkansas crossing into Oklahoma.  The hydrologic unit code for this watershed is 11070209.  Upstream is the Lake O'The Cherokees (11070206) and the Dirty-Greenleaf (Oklahoma) is downstream.
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County Pages (Contact Information)	Major Streams	2006 Land Use (146 Square Miles)
Benton	Beaty Creek Spavinaw Creek	Grassland:53.9% Forest: 41.7% Transitional: 2.3% Suburban: 0.6% Urban: 0.5% Water: 0.1% Data Source: CAST

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Lower Neosho (Spavinaw) 303(d) Impaired Streams (what is an impaired stream?) 

More Watershed-Related Information

• CAST Arkansas Watershed Information System:  Lower Neosho (Spavinaw)
• EPA Surf Your Watershed - Lower Neosho (Spavinaw)
• USGS Real Time Stream Flow -  Lower Neosho (Spavinaw)
  

• USGS Links to Water Quality & Groundwater Monitoring Sites - Lower Neosho (Spavinaw)

• Environmental Statistics Group (Montana State University) - Lower Neosho (Spavinaw)