U.S. Geological Survey Home AASG Logo USGS HOME CONTACT USGS SEARCH USGS
National Geologic Map Database

General Information

  • Title: Water-quality and algal conditions in the North Umpqua River Basin, Oregon, 1992-95, and implications for resource management
  • Author(s): Anderson, C.W., and Carpenter, K.D.
  • Publishing Organization: U.S. Geological Survey
  • Series and Number: Water-Resources Investigations Report 98-4125
  • Publication Date: 1998
  • Map Scale: 1:200,000
  • Cross Section: None
  • Find more maps in this area with mapView
  • Corrections to this entry?
* See base map disclaimer below

Map Preview

(Click image to enlarge)

Downloads from the NGMDB

Poor quality image? Let us know

Additional Resources

* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.