Post Falls Earth Dike Dam (Coeur d'Alene Lake)

Field Descriptions

Dam Name: Post Falls Earth Dike
NID ID: ID83065
Longitude: -116.95834
Latitude: 47.70833
Map Section: T50N,R5W,S4,BM
County: KOOTENAI
River: SPOKANE RIVER
State: ID
Nearest City: GREENACRES SUBDIVISION
Distance: 11.00 miles
Owner Name: AVISTA CORPORATION
Owner Type: Private
Private Dam? No
Dam Type: Earth
Core: Unlisted/Unknown (Position)
Known (Certainty)
Foundation: RSK
Purposes: Hydroelectric
Year Completed: 1990
Year Modified/Mod Type: 1995
Dam Length: 40 feet
Dam Height: 15.6 feet
Structural Height: 15.69 feet
Hydraulic Height: 12.19 feet
Normal Storage: 225000 acre-feet
Surface Area: 48000 acres
Drainage Area: 3784 square miles
Hazard Potential: High
Emergency Action Plan? Yes
Inspection Date: 2012-05-24
Inspection Frequency: 1
State Regulated Dam? No
Spillway Type: None
Spillway Width: 0 feet
Federal Regulatory Agency:
Federal Inspection Agency:
Source Agency:

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