Ecology Home > Water > Watershed Updates by Water Resource Inventory Areas (WRIA) > WRIA 04 Upper Skagit

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WRIA 04
Upper Skagit (includes: Skagit, Snohomish, and Whatcom Counties)

Updated December 21, 2016

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Footnotes

  1.  For more information, see Ecology's Air Monitoring Data
  2.  For more information, see Ecology's publications main page
  3.  GIS stands for "Geographical Information System." For more information, see Ecology's GIS Services page
  4.  For more information on Water Quality Assessments, see Water Quality Assessment and 303(d) List
  5.  For more information, see Ecology's Watershed Management page
  6.  For more information, see Ecology's Environmental Information Management System homepage
  7.  For more information see Ecology's Instream Flows