ELEVEN MILE CANYON - CO00359-3022


Incident ID CO00359-3022
Dam Name ELEVEN MILE CANYON
Downstream Hazard Potential H
State CO
Incident Date 06/16/2015
Incident Type Non-failure
Incident Driver Hydrologic/flooding
Incident Mechanism 1 High Reservoir Level
Incident Mechanism 2
Incident Mechanism 3
Incident Description unusual (above normal) spillway and outlet works
Named Hydrologic Event
EAP Enacted (Y/N) due to Incident Yes
Fatalities (Number)
Number of People Evacuated
Number of Habitable Structures Evacuated
Number of Habitable Structures Flooded
Other Infrastructure Impacts
Economic Damages (in $)
Volume released at failure (ac-ft)
Response
Additional Remarks or Updates EAP Level 1 activation - Due to unusual (above normal) spillway and outlet works discharges and threat to USFS infratructure (gravel road) in Eleven Mile Canyon
Incident Time
Incident Duration
Incident Report Produced
Information Sources CO DWR
Owner Type U
Dam Type CNVA
Primary Purpose(s) S
EAP Y
Year Completed 1932
Year Modified 0
Dam Height 151 ft
Max Storage (ac-ft) 128000 ac-ft
Surface Area (acres) 3500 acres
River Name SOUTH PLATTE RIVER
Latitude 38.905
Longitude -105.477
Regulatory Agency(ies) DWR
NID Number CO00359
Attachments