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Welcome to the Upper Klamath Basin Ground-Water Study Home Page!

The U.S. Geological Survey (USGS) and the Oregon Water Resources Department (OWRD) are cooperating in a study of the water resources of the Upper Klamath Basin. Here you will find a complete description of the study, as well as information resulting from this work.   

PROJECT CHIEF: Marshall Gannett
LOCATION: Upper Klamath Basin
PROJECT EXTENT: Klamath, Lake, and Jackson Counties, Oregon; Siskiyou and Modoc Counties, California
TOTAL AREA: 8,000 square miles

Click here for full-page map
study area location map

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Project Overview 

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Information and Data 

  • Bibliography

  • Looking for a reference? Try this searchable list of references on the hydrogeology of the Upper Klamath Basin. This is the complete project bibliography.
  • Contacts

  • Study team phone numbers, e-mail addresses, and areas of expertise
  • Glossary of hydrologic terms

  • Definitions of terms found on these pages
  • Links to other Web pages

  • Federal, State, regional and local agencies with information on the Klamath Basin

Ground Water: 

Surface Water: 

  • Current conditions --Selected surface-water data sites for the Klamath Basin 
  • Historical Streamflow Data --Selected surface-water data sites for the Klamath Basin (within Oregon) (Provided through a link to the Oregon Water Resources Department) 
  • Site Diagram --Downstream order schematic of inflows, outflows, and locations of gaging stations in the Klamath Basin (within Oregon) (Source: Water Resources Data Report for Oregon - 2004) 
  • Active Surface-Water Sites --List of active gaging stations in the Klamath Basin 
  • Discontinued Surface-Water Sites --List of inactive gaging stations in the Klamath Basin 
    • Oregon --Sites on the Oregon side of the Upper Klamath Basin 
    • California --Sites on the California side of the Upper Klamath Basin 

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Page Last Modified: Wednesday, 09-Jan-2013 19:05:46 EST