[Map,InlinedGIF]
Major Hydrologic Data Collections Sites Surrounding Mount St. Helens, Current and Historical

• Lewis River Basin
• Kalama River Basin
• Cowlitz River Basin
• Mount St. Helens Miscellaneous
• Other Miscellaneous CVO Stations

• Lewis River Basin
  SITE # --- STATION NAME
  • 14216000 - Lewis River above Muddy River near Cougar, WA

  • 14216100 - Muddy River above Smith Creek near Cougar, WA
  • 14216200 - Smith Creek at Mouth near Cougar, WA

  • 14216300 - Clearwater Creek near Mouth near Cougar, WA

  • 14216350 - Muddy River above Clear Creek near Cougar, WA
  • 14216450 - Clear Creek near Cougar, WA
  • 14216500 - Muddy River below Clear Creek near Cougar, WA

  • 14216800 - Pine Creek near Cougar, WA
  • 14216900 - Pine Creek at Mouth near Cougar, WA

  • 14217500 - Swift Creek near Cougar, WA
  • 14217600 - Swift Reservoir near Cougar, WA

  • 14218000 - Lewis River near Cougar, WA
  • 14218500 - Yale Reservoir near Yale, WA
  • 14219000 - Canyon Creek near Amboy, WA
  • 14219800 - Speelyai Creek near Cougar, WA
  • 14220000 - Lake Merwin at Ariel, WA
  • 14220500 - Lewis River at Ariel, WA
  • 14222500 - East Fork Lewis River near Heissen, WA
  
  
  
• Kalama River Basin
  SITE # --- STATION NAME
  • 14222920 - Kalama River near Cougar, WA
  • 14222930 - Fossil Creek near Cougar, WA
  • 14222950 - Dry Creek near Cougar, WA
  • 14222970 - Spring Creek near Cougar, WA
  • 14222980 - Kalama River below Falls, near Cougar, WA
  
  
  
• Cowlitz River Basin
  SITE # --- STATION NAME
  • 14240304 - Spirit Lake at Tunnel at Spirit Lake, WA
  • 14240305 - Spirit Lake at Spirit Lake, WA
  • 14240306 - Spirit Lake West at Spirit Lake, WA

  • 14240307 - Loowit Channel at Mount St. Helens, WA
  • 14240310 - North Fork Toutle River at Outflow of Spirit Lake, WA
  • 14240315 - Harry's Channel near Spirit Lake, WA
  • 14240320 - Rampart near Spirit Lake, WA

  • 14240350 - Coldwater Lake near Spirit Lake, WA
  • 14240351 - Coldwater Lake (South Side) near Spirit Lake, WA
  • 14240352 - Coldwater Lake Canal near Spirit Lake, WA

  • 14240360 - North Fork Toutle River near Elk Rock, WA
  • 14240370 - North Fork Toutle River below Maratta Creek near Spirit Lake, WA
  • 14240400 - North Fork Toutle River above Bear Creek near Kid Valley, WA

  • 14240440 - Castle Creek above Castle Lake near Spirit Lake, WA
  • 14240445 - South Fork Castle Lake Debris Dam, WA
  • 14240446 - South Fork Castle Creek Lake East near Spirit Lake, WA
  • 14240447 - South Fork Castle Creek Lake West near Spirit Lake, WA

  • 14240450 - Elk Creek near Spirit Lake
  • 14240460 - North Fork Toutle River below Elk Creek near Spirit Lake, WA

  • 14240466 - North Fork Toutle River near Camp Baker (North Channel), WA
  • 14240467 - North Fork Toutle River near Camp Baker (South Channel), WA
  • 14240490 - North Fork Toutle River above Alder Creek near Kid Valley, WA
  • 14240500 - North Fork Toutle River at St. Helens, WA
  • 14240520 - North Fork Toutle River above Sediment Retention Structure near Kid Valley, WA
  • 14240525 - North Fork Toutle River below Sediment Retention Structure near Kid Valley, WA

  • 14240800 - Green River above Beaver Creek near Kid Valley, WA
  • 14241000 - Green River near Toutle, WA

  • 14241100 - North Fork Toutle River at Kid Valley, WA
  • 14241101 - North Fork Toutle River at Cableway near Kid Valley, WA

  • 14241460 - South Fork Toutle River below Disappointment Creek near Spirit Lake, WA
  • 14241465 - South Fork Toutle River above Herrington Creek near Spotted BuckMountain, WA
  • 14241490 - South Fork Toutle River at Camp 12, near Toutle, WA
  • 14241495 - South Fork Toutle River at R.R. Bridge near Toutle, WA
  • 14241500 - South Fork Toutle River at Toutle, WA

  • 14242000 - Silver Lake at Silver Lake, WA

  • 14242450 - Toutle River at Coal Bank Bridge near Silver Lake, WA
  • 14242500 - Toutle River near Silver Lake, WA
  • 14242580 - Toutle River at Tower Road near Silver Lake, WA
  • 14242690 - Toutle River at Highway 99 Bridge near Castle Rock, WA
  • 14242700 - Toutle River near Castle Rock, WA

  • 14243000 - Cowlitz River at Castle Rock, WA
  • 14244200 - Cowlitz River at Kelso, WA
  
  
  
• Mount St. Helens Miscellaneous
  SITE # --- STATION NAME
  • 14240250 - St. Helens Lake near Spriit Lake, WA
  • 14240580 - Ryan Lake near Spirit Lake, WA
  • 14240600 - Venus Lake near Spirit Lake, WA
  • 14240700 - Fawn Lake near Spirit Lake, WA

  • 14240307 - Loowit Channel at Mount St. Helens, WA
  • ........ - North Fork Toutle River at Hoala near Mount St. Helens, WA
  • ........ - North Fork Toutle River at Maratta Creek near Mount St. Helens, WA
  • ........ - Wells at Castle Lake Blockage, WA
  
  
  
• Other Miscellaneous CVO Stations
  SITE # --- STATION NAME
  • 14211902 - Burnt Bridge Creek near Mouth at Vancouver, WA
  • Burnt Bridge Creek at 18th St., Vancouver, WA
  • Burnt Bridge Creek at 112th Ave, Vancouver, WA
  • Burnt Bridge Creek at Cold Creek, Vancouver, WA

  • 12010000 - Naselle River near Naselle, WA

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