Grande Ronde Basin

Forward looking infrared remote sensing survey reports

• 2000 Remote Sensing Survey of the Grande Ronde River Basin
• Appendix A - Longitudinal Profiles
• Appendix B - Selected Images
  

Lower Grande Ronde subbasins

Includes the Wallowa, Imnaha, and Lower Grande Ronde subbasins   

Approved by the U.S Environmental Protection Agency on Sept. 24, 2010

• TMDL Order Memo
• Environmental Protection Agency Approval Letter
• Fact Sheet: Reducing Water Pollution in the Lower Grande Ronde, Wallowa, and Imnaha Subbasins  
• Executive Summary
• Chapter 1: Overview and Background
• Chapter 2: Stream Temperature TMDL
• Chapter 3: Bacteria TMDL
• Chapter 4: Water Quality Management Plan
• Appendix A: Temperature Analysis 
• Appendix B: Abbreviations
• Appendix C: Selected Terms
  

Download the entire document: Lower Grande Ronde Total Maximum Daily Load

Response to Public Comment

Upper Grande Ronde subbasin

TMDL approved by EPA on May 3, 2000

• Total Maximum Daily Load
• Appendix A: Temperature Analysis
• Appendix B: Periphyton Analysis
• Appendix C: Permitted Water Right Withdrawals
• Appendix D: Applicable Water Quality Standards
• Appendix E: DEQ Point Source Technical Memorandums
• Water Quality Management Plan  
• Response to Public Comment