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Snoqualmie Falls Redevelopment Project

photo of Snoqualmie Falls hydro plantPlant Location:
Washington

Owner:
Puget Sound Energy
355 110 Ave NE
Bellevue, WA 98004

Project Description:
Work recently awarded to L&S Electric includes the control systems contract for the Snoqualmie Falls Redevelopment Project.  Scope of supply includes governors, hydraulic systems, static excitation, protection, unit controls, plant controls and a facility controller to optimize plant generation while maintaining both river level and the appearance of the 270’ Snoqualmie Falls, a popular Washington state tourist attraction.  Additionally, L&S Electric is responsible for the delivery of installation engineering, site installation supervision, and control system commissioning.  Plant #1 is the world’s first underground facility and includes (4) impulse turbines and (1) Francis turbine while Plant #2 includes (2) Francis turbines.