Swift No 2 Hydroelectric Project

Low HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateWashington
CountyCowlitz
Nearest CityCougar, WA
River/StreamLewis River
Coordinates46.05990, -122.25990

Physical Characteristics

Dam TypeEarth
NID Height121 ft
Dam Height106 ft
Dam Length16,700 ft
Year Completed1959 (67 years old)

Storage & Hydraulics

NID Storage2,500 acre-ft
Max Storage2,500 acre-ft
Normal Storage2,400 acre-ft
Surface Area95 acres
Max Discharge8,000 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeHydroelectric
OwnerPUD #1 of Cowlitz County, WA
Owner TypePublic Utility
Hazard ClassificationLow
Condition AssessmentSatisfactory
Last Inspection07/19/2022
Emergency Action PlanYes

Identifiers

NID IDWA00258
Federal IDWA00258
More InfoState Dam Safety Program

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