For more information on habitat issues, please contact the
WDFW Habitat Program.
habitatprogram@dfw.wa.gov
Phone: 360-902-2534

For more information on WDFW managed lands including wildlife areas, please contact the
WDFW Wildlife Program.
wildthing@dfw.wa.gov
Phone: 360-902-2515

 

Design Guidance, Standards & Regulations

Regulations

  • WAC 220-110-070 - Water Crossing Structures
  • WAC 220-660-190 - Hydraulic Code Rules for water crossing structures
  • RCW 77.57.030 (formerly RCW 77.55.060) - Fishways required in dams, obstructions--Penalties, remedies for failure.
  • RCW 77.57.040 (formerly RCW 77.55.070) - Director may modify inadequate fishways and fish guards.
  • RCW 77.57.070 - Diversion of water--Screen, bypass required.