JOHNSONVILLE - NY00119-1323


Incident ID NY00119-1323
Dam Name JOHNSONVILLE
Downstream Hazard Potential H
State NY
Incident Date 08/28/2011
Incident Type Non-failure
Incident Driver Hydrologic/flooding
Incident Mechanism 1 High Reservoir Level
Incident Mechanism 2
Incident Mechanism 3
Incident Description Brookfield Renewable Power (Owner) activated EAP Condition C ¿ High Flow, non-failure. Dam did not overtop. Hurricane Irene
Named Hydrologic Event Irene
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
Incident Time
Incident Duration
Incident Report Produced
Information Sources
Owner Type P
Dam Type CNPG
Primary Purpose(s) H
EAP Y
Year Completed 1909
Year Modified 1989
Dam Height 39 ft
Max Storage (ac-ft) 6430 ac-ft
Surface Area (acres) 450 acres
River Name HOOSIC RIVER
Latitude 42.9197
Longitude -73.5084
Regulatory Agency(ies) NYS DEC
NID Number NY00119
Attachments