Silver Lake Dam

Low Hazard ConditionEmergency Action Plan: Not Required

Location

StateWashington
CountyCowlitz
Nearest CityCastle Rock
River/StreamOutlet Creek
Coordinates46.30333, -122.74568

Physical Characteristics

Dam TypeEarth
NID Height15 ft
Year Completed1971 (55 years old)

Storage & Hydraulics

NID Storage11,737 acre-ft
Max Storage11,737 acre-ft
Normal Storage7,500 acre-ft
Surface Area2,300 acres
Drainage Area39 sq mi
Max Discharge1,783 cfs

Ownership & Safety

PurposeFlood Risk Reduction
OwnerSilver Lake Flood Control Dist.
Owner TypeLocal Government
Hazard ClassificationLow
Emergency Action PlanNot Required

Identifiers

NID IDWA00142
Federal IDWA00142
More InfoState Dam Safety Program

Nearby Dams

Headquarters Landfill Leachate Pond 3.8 mi Significant Mount St. Helens Sediment Retention Structure 10.2 mi High South Fork Mccorkle Creek Detention Dam 11.6 mi High Winlock Waterski Pond Dam 12.3 mi Low Coweeman Gravel Pit No. 2 Dam 12.7 mi Low Koppert Pond 13.5 mi High Powell Dam 14.2 mi Low