National Water Quality Inventory: 1998 Report to Congress

• Two-page Summary (PDF, 25k)
  
  
• The Quality of Our Nation's Waters (brochure) (PDF, 257k)
  
  
• Condiciones de Calidad de Agua en Estados Unidos
  
  
• Full Report by Chapter
  
  
  • Executive Summary
    
    
  • Chapter 1 - Introduction
    
    
  • Chapter 2 - Monitoring and Assessment
    
    
  • Chapter 3 - Rivers and Streams
    
    
  • Chapter 4 - Lakes, Ponds, and Reservoirs
    
    
  • Chapter 5 - Coastal Resources - Tidal Estuaries, Shoreline Waters, and Coral Reefs
    
    
  • Chapter 6 - Wetlands
    
    
  • Chapter 7 - Ground Water Quality
    
    
  • Chapter 8 - Public Health and Aquatic Life Concerns
    
    
  • Chapter 9 - Costs and Benefits of Water Quality Protection
    
    
  • Chapter 10 - Controlling Nonpoint Sources
    
    
  • Chapter 11 - State and Tribal Recommendations
    
    
  • Chapter 12 - State and Territory Summaries
  • • About the State and Territory Summaries
      
    • Alabama - Guam
      
    • Hawaii - Michigan
      
    • Minnesota - Northern Mariana Islands
      
    • Ohio - Wyoming
    • U.S. Map Linked to Individual State Fact Sheets
    
    
    
  • Chapter 13 - Tribal Summaries
    
    
  • Chapter 14 - Commission Summaries
    
    
  • Appendixes from the National Water Quality Inventory (Download EXCEL spreadsheets in zip format 226k)
  • • Contents, (PDF, 15k)
    • Appendix A: Total Miles of Rivers and Streams in the Nation (PDF, 254k)
    • Appendix B: Total Lake, Reservoir, and Pond Acres in the Nation (PDF, 441k)
    • Appendix C: Total Estuarine and Ocean Shoreline Waters in the Nation (PDF, 258k)
    • Appendix D: Summary of Fully Supporting, Threatened, and Impaired Waters in Assesssed Wetlands (PDF, 338k)
    • Appendix E: Number of Fish Consumption Advisories (PDF, 93k)
    • Appendix F: Total Miles of Great Lakes Shoreline in the Nation (PDF, 81k)
    • Appendix G: Summary of State Bioassessment Programs (PDF, 5k)
    • Appendix H: Trophic Status of Assessed Significant Publicly Owned Lakes (PDF, 68k)

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