LAKE ABANAKEE DAM - NY00152-2860
Incident ID NY00152-2860
Dam Name LAKE ABANAKEE DAM
Downstream Hazard Potential L
State NY
Incident Date 12/20/2016
Incident Type Non-failure
Incident Driver Hydrologic/flooding
Incident Mechanism 1 Overtopping
Incident Mechanism 2
Incident Mechanism 3
Incident Description high flows resulted in overtopping of sheet pile cofferdam. Piling became unstable and tipped downstream
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 A rehabilitation project was in progress, and part of the construction area was protected by a sheet pile cofferdam. High flows, purportedly enhanced by increased releases from an upstream dam, associated with spring runoff caused the cofferdam to become unstable, tip downstream, and be overtopped.
Incident Time
Incident Duration
Incident Report Produced
Information Sources NY DEP
Owner Type L
Dam Type
Primary Purpose(s) R
EAP N
Year Completed 1950
Year Modified 0
Dam Height 15 ft
Max Storage (ac-ft) 6110 ac-ft
Surface Area (acres) 360 acres
River Name INDIAN RIVER
Latitude 43.7983
Longitude -74.23
Regulatory Agency(ies) NYS DEC
NID Number NY00152
Attachments
Special thanks to our sustaining members