Pictures 23 Puget Sound Power & Light Company, White River Hydroelectric Project, Dieringer Washington

Puget Sound Power & Light Company, White River Hydroelectric Project, Dieringer Washington Looking northeast, into transformer bay no. 2 showing three ca. 1920s General Electric transformers; each is rated at 55,000-6,600 volts, 9,000 kva, and each is oil cooled. These transformers were no longer in operation and in the process of being removed (1989)
Looking northeast, into transformer bay no. 2 showing three ca. 1920s General Electric transformers; each is rated at 55,000-6,600 volts, 9,000 kva, and each is oil cooled. These transformers were no longer in operation and in the process of being removed (1989)

Puget Sound Power & Light Company, White River Hydroelectric Project, Dieringer Washington Looking northeast, into transformer bay no. 1 showing ca. 1950s General Electric transformer; this transformer was brought to White River from the Snoqualmie Falls plant. It has been abandoned and is being removed. When operational it stepped down 55,000 volts to 6,600 volts (1989)
Looking northeast, into transformer bay no. 1 showing ca. 1950s General Electric transformer; this transformer was brought to White River from the Snoqualmie Falls plant. It has been abandoned and is being removed. When operational it stepped down 55,000 volts to 6,600 volts (1989)

Puget Sound Power & Light Company, White River Hydroelectric Project, Dieringer Washington Room B-2 (below floor of generator room) showing solid state exciters; there are four exciter units--one per generator--each manufactured by Basler Electric Company of Highland, Illinois, and dating from the 1960s. The oil tank to the left was installed about 1979 (1989)
Room B-2 (below floor of generator room) showing solid state exciters; there are four exciter units--one per generator--each manufactured by Basler Electric Company of Highland, Illinois, and dating from the 1960s. The oil tank to the left was installed about 1979 (1989)

Puget Sound Power & Light Company, White River Hydroelectric Project, Dieringer Washington Former oil switch breaker room (on second floor, north of the control room), looking south. The oil switch breakers were replaced with vacuum switches, along the wall to the right (1989)
Former oil switch breaker room (on second floor, north of the control room), looking south. The oil switch breakers were replaced with vacuum switches, along the wall to the right (1989)

Puget Sound Power & Light Company, White River Hydroelectric Project, Dieringer Washington Former high tension (55,000 volt) bus room on the third floor, looking north. This room now contains shelves and boxes for storing company records (to the left along the wall). Insulators through which the live line ran remains in place (1989)
Former high tension (55,000 volt) bus room on the third floor, looking north. This room now contains shelves and boxes for storing company records (to the left along the wall). Insulators through which the live line ran remains in place (1989)

Puget Sound Power & Light Company, White River Hydroelectric Project, Dieringer Washington Another part of former high tension (55,000 volt) bus room on the third floor, looking northeast. Insulators through which the live line ran remain in place (1989)
Another part of former high tension (55,000 volt) bus room on the third floor, looking northeast. Insulators through which the live line ran remain in place (1989)