LAKE ABANAKEE DAM - NY00152-2860
Dam Name: LAKE ABANAKEE DAM
State: NY
Downstream Hazard Potential: L
Incident Type: Non-Failure
Incident Date: 12/20/2016
Incident Driver: Hydrologic/Flooding
Incident Mechanism 1: Overtopping
Incident Mechanism 2
Incident Mechanism 3
Incident IDNY00152-2860
Incident Descriptionhigh 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 $)
Response
Volume released at failure (ac-ft)
Additional Remarks or UpdatesA 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.
Owner TypeL
Dam Type
Primary Purpose(s)R
EAPN
Dam Height15 ft
Max Storage (ac-ft)6110.00
Surface Area (acres)360.00
Year Completed1950
NID NumberNY00152
River NameINDIAN RIVER
Latitude43.7983
Longitude-74.23
Year Modified
Regulatory Agency(ies)NYS DEC
Incident Time
Incident Duration
Incident Report Produced
Information SourcesNY DEP
