Springbrook Creek Wetland Mitigation Bank

Established in 2006, the 129-acre Springbrook Creek Wetland Mitigation Bank is located in King County. The bank is approved for mitigation use.

Springbrook Bank in 2013, four years after construction.

Project sponsor

WSDOT Environmental Services Office
310 Maple Park Ave SE
PO Box 47331
Olympia, WA 98504

Evan Dulin

City of Renton
Renton City Hall, 5th Floor
1055 S. Grady Way
Renton, WA 98507

Kevin Evans, P.E.
Public Works Dept. – Surface Water Utility

Project status

  • Initial credit release: October 10, 2006.
  • Bank received local, state, and federal approval: August 22, 2006.
  • Joint Corps and Ecology public notice: March 13, 2006 with Prospectus.

Site location

Project details

  • Mitigation Banking Instrument
  • Size: 129.37 acres in five units
    • Unit A/B: 62.2 acres
    • Unit C: 47.7 acres
    • Unit D: 4.6 acres
    • Unit E: 14.8 acres
  • Site actions: Wetland re-establishment, rehabilitation, and enhancement; riparian and upland enhancement.
  • Service area map