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Clark Fork Coalition
Protecting and restoring the Clark Fork watershed since 1985

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2026 Clark Fork River Cleanup volunteer sign-ups now open!

Sign up today!
  • Home
  • About
    • Coalition History
    • Priorities & Strategy
    • Stakeholders
    • Our Coalition
    • Staff
    • Board
    • Technical Advisors
    • Impact Partners
    • Careers
    • Contact
  • Where We Work
    • Upper Clark Fork
    • Middle Clark Fork
    • Bitterroot
    • Blackfoot
    • Flathead
    • Lower Clark Fork
  • What We Do
    • Stream Restoration
    • Advocacy
    • Superfund Vigilance
    • Water Management
    • Water Monitoring
    • Research
    • Community Programs
      • Missoula River Ambassadors
      • Water Watchdogs
      • Education
      • Community Science Monitoring
      • Volunteer River Corps
  • Get Involved
    • Donate
    • Volunteer
    • Annual Clark Fork River Cleanup
    • Be an Advocate
    • Become a Water Watchdog
    • Become a Sponsor
    • Attend an Event
    • Stay Informed
  • Resources
    • Reports & Publications
    • Glossary
    • Blog
  • Donate
  • Subscribe
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The study of underwater depth of ocean floors, lake floors, or river floors.

Clark Fork Coalition

Protecting and restoring the Clark Fork watershed since 1985

  • Donate
  • Our Work
  • Volunteer
  • Events
  • Subscribe
  • Home
  • About
  • Where We Work
  • What We Do
  • Get Involved
  • Resources

Contact Us

406-542-0539
info@clarkfork.org

Mailing Address:
P.O. Box 7593
Missoula, MT 59807

Office Location:
140 South 4th West, Suite 1
Missoula, MT 59801

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