NESBITT - PA00449-3189


Incident ID PA00449-3189
Dam Name NESBITT
Downstream Hazard Potential H
State PA
Incident Date 02/23/2012
Incident Type Non-failure
Incident Driver Seepage/internal Erosion
Incident Mechanism 1 Settlement
Incident Mechanism 2
Incident Mechanism 3
Incident Description A DEPRESSION, 10' ACROSS & 3' DEEP, FOUND ON UPSTREAM SLOPE DURING MAJOR REHAB PROJECT
Named Hydrologic Event
EAP Enacted (Y/N) due to Incident No
Fatalities (Number) 0
Number of People Evacuated 0
Number of Habitable Structures Evacuated
Number of Habitable Structures Flooded
Other Infrastructure Impacts
Economic Damages (in $)
Volume released at failure (ac-ft)
Response FURTHER DRAWDOWN WAS INITIATED, SITE WAS MONITORED, AND DEPRESSION INVESTIGATED BY EXCAVATION.
Additional Remarks or Updates LOCATION OF DEPRESSION WAS AT NORMAL POOL LEVEL BUT NOT WITHIN REHAB PROJECT AREA
Incident Time
Incident Duration
Incident Report Produced
Information Sources PA Dam Safety
Owner Type U
Dam Type MSREST
Primary Purpose(s) HS
EAP Y
Year Completed 1903
Year Modified 2012
Dam Height 101 ft
Max Storage (ac-ft) 5034 ac-ft
Surface Area (acres) 116 acres
River Name SPRING BROOK
Latitude 41.3264
Longitude -75.6536
Regulatory Agency(ies) PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION
NID Number PA00449
Attachments