Dam Safety

Dam Safety

Dam Safety Home photo
Our goal is to:
  • Protect Human Life and Property from Dam Failures.
  • Assure Proper Dam Construction, Operations and Maintenance.
Navigate using the menu to the left or by clicking a link.

Services We Provide for Dams We Regulate

Emergency Response Services

  • Floods
  • Earthquakes
  • Acts of Terrorism
  • All Other Causes

Construction Services

  • Permit Process
  • Project Planning and Approval Guidance
  • Dam Design and Construction Guidance
  • Construction Inspections
  • Declaration of Construction Completion
  • Operation and Maintenance Plan
  • Simplified Emergency Action Plan

Inspection Services

  • Construction Inspections
  • Periodic Inspections.
  • Non-routine Inspections
  • Public Request Inspections

Services We Provide for Dams We Do NOT Regulate

Coordination Services
  • Federally-owned dams and/or
  • Hydropower dams.

Zosel Dam - Spring Maintenance at Zosel Dam begins

Wenner Lake Dams - Benson Creek Rainfall-Runoff Model Results

Wildfire Impacts on Dams - What dam owners need to know

Ecology's Dam Safety Office Gets High Marks

Inventory of Dams

Tumwater Falls Dam Click to enlarge.

Embankment Failure Click to enlarge.

Three Tainter Gates Click to enlarge.

Peak flow at Tahuya