Klahanie Stormwater Detention Dam No 13

High HazardFair ConditionEmergency Action Plan: Yes

Location

StateWashington
CountyKing
Nearest CityIssaquah
River/StreamTr-Issaquah Creek
Coordinates47.56506, -122.00141

Physical Characteristics

Dam TypeEarth
NID Height10 ft
Dam Length860 ft
Year Completed1989 (37 years old)

Storage & Hydraulics

NID Storage56 acre-ft
Max Storage56 acre-ft
Normal Storage35 acre-ft
Surface Area11 acres
Drainage Area0 sq mi
Max Discharge30 cfs

Ownership & Safety

PurposeFlood Risk Reduction
OwnerSammamish City Public Works
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection08/26/2020
Emergency Action PlanYes

Identifiers

NID IDWA00602
Federal IDWA00602
More InfoState Dam Safety Program

Nearby Dams

Yellow Lake Outlet Dike 0.4 mi High Issaquah Highlands Npe Pond 0.7 mi High Klahanie Stormwater Detention Dam No 1 1.1 mi Significant Issaquah Highlands Np2 Pond Dam 1.2 mi High Conner Jarvis East Pond 1.2 mi Significant Queens Bog Dam 1.3 mi Low Issaquah Highlands South Pond Dam 1.6 mi High Issaquah Highlands Falls Pond Dam 1.7 mi High South Ridge Stormwater Detention Dam 2.1 mi High Issaquah Highlands Reid Pond Dam 2.2 mi High