LOWER BEAVER BROOK - CO00187-3018


Incident ID CO00187-3018
Dam Name LOWER BEAVER BROOK
Downstream Hazard Potential H
State CO
Incident Date 05/05/2015
Incident Type Non-failure
Incident Driver Hydrologic/flooding
Incident Mechanism 1 High Reservoir Level
Incident Mechanism 2
Incident Mechanism 3
Incident Description High hazard with very little freeboard, but within 7 inches of spill
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. Mitigated with construction of an 18-inch tall sand bag parapet by correctional institution forces.
Incident Time
Incident Duration
Incident Report Produced
Information Sources CD DWR
Owner Type L
Dam Type ER
Primary Purpose(s) S
EAP Y
Year Completed 1903
Year Modified 1936
Dam Height 46 ft
Max Storage (ac-ft) 34 ac-ft
Surface Area (acres) 2 acres
River Name BEAVER BROOK
Latitude 39.706
Longitude -105.411
Regulatory Agency(ies) DWR
NID Number CO00187
Attachments