MODEL - CO00542-2091
Incident ID CO00542-2091
Dam Name MODEL
Downstream Hazard Potential L
State CO
Incident Date 08/08/2013
Incident Type Failure
Incident Driver Seepage/internal Erosion
Incident Mechanism 1 Piping
Incident Mechanism 2
Incident Mechanism 3
Incident Description Embankment failure due to erosion piping. An 8-ft-square erosion pipe formed in the embankment, draining the reservoir but not fully breaching the dam.
Named Hydrologic Event
EAP Enacted (Y/N) due to Incident
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 The failure went unnoticed due to it's remote location and other incidents happening at about the same time. The date of the actual failure is estimated.
Incident Time
Incident Duration
Incident Report Produced
Information Sources
Owner Type
Dam Type RE
Primary Purpose(s) IP
EAP NR
Year Completed 1921
Year Modified 0
Dam Height 39 ft
Max Storage (ac-ft) 29943 ac-ft
Surface Area (acres) 420 acres
River Name BLACK HILLS ARROYO-TR
Latitude 37.3283
Longitude -104.389
Regulatory Agency(ies) DWR
NID Number CO00542
Attachments
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