Home to approximately 67,000 Arkansans (2000 Census), the Lower Ouachita-Smackover watershed lies within the Ouachita River Basin in Southern Arkansas.  The hydrologic unit code for this watershed is 08040201.  Upstream is the Upper Ouachita (08040102).  The Lower Ouachita-Bayou De Loutre (08040202) is downstream.
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County Pages (Contact Information)	Major Streams	2006 Land Use (1797 Square Miles)
Bradley Calhoun Cleveland Columbia Dallas Nevada Ouachita Union	Camp Creek Campagnolle Creek Moro Creek Ouachita River Smackover Creek	Forest: 76.6% Transitional: 15.3% Grassland: 6.3% Suburban: 1.5% Water: 0.8% Urban: 0.2% Cropland: 0.0% Data Source: CAST

Search 319 Database for Lower Ouachita-Smackover Project Documents (what are 319 projects? )  

Total Maximum Daily Load (TMDL) Documents (what is a TMDL?)

• TMDLs for Chloride, Sulfate, and TDS in Flat Creek and Salt Creek, reaches -706 and -806, 10/2003 (EPA)

More Watershed-Related Information

• CAST Arkansas Watershed Information System:  Lower Ouachita-Smackover
  
• EPA Surf Your Watershed:  Lower Ouachita-Smackover
• USGS Real Time Stream Flow:  Lower Ouachita-Smackover
• USGS Links to Water Quality & Groundwater Monitoring Sites:  Lower Ouachita-Smackover

• Environmental Statistics Group (Montana State University):  Lower Ouachita-Smackover
• Stream Team Newsletter (January to March of 2006) - News from Region III (Gulf Costal Plain) Stream Team Coordinator, Beth Sargent... - "Other activities in this quarter included three site visits on the Lower Ouachita River in Arkadelphia following a public meeting on commercial fishing regulations in the Sparkman area"... more on Page 3
• Stream Team Newsletter (October to December of 2006) - News from Region III (Gulf Costal Plain) Stream Team Coordinator, Beth Sargent... - "The big even in the Camden area this quarter was the Ouachita River Clean-up held September 9,2006"... more on Page 5
• A Survey of the Fish Community in the Lower Ouachita River, Arkansas. J. Wise, S. Fillipek, J. Giese, B. Keith and D. Turman, 1993, 47 p.
• An Evaluation of the Mussel Community in the Lower Ouachita River. W.R. Posey, J.L. Harris and G.L. Harp, 1996, 26 p.
• Ammonia Investigation, Ouachita River. ADEQ Water Division, 1996, 17 p.