Colchuck Lake Dam

High HazardPoor ConditionEmergency Action Plan: Yes

Location

StateWashington
CountyChelan
Nearest CityLeavenworth
River/StreamColchuck Creek
Coordinates47.49826, -120.83274

Physical Characteristics

Dam TypeRockfill
NID Height18 ft
Dam Length68 ft
Year Completed1930 (96 years old)

Storage & Hydraulics

NID Storage1,548 acre-ft
Max Storage1,548 acre-ft
Normal Storage1,063 acre-ft
Surface Area78 acres
Drainage Area1 sq mi

Ownership & Safety

PurposeIrrigation
OwnerIcicle & Peshastin Irrigation District
Owner TypePublic Utility
Hazard ClassificationHigh
Condition AssessmentPoor
Last Inspection08/13/2018
Emergency Action PlanYes

Identifiers

NID IDWA00227
Federal IDWA00227
More InfoState Dam Safety Program

Nearby Dams

Colchuck Lake Saddle Dam 0.3 mi Low Eightmile Lake Outlet Dam 1.9 mi High Nada Dam 4.0 mi Low Upper Snow Dam 4.7 mi Low Klonaqua Lake Dam 12.8 mi High