LAKE SHERIDAN - PA00744-3213
Dam Name: LAKE SHERIDAN
State: PA
Downstream Hazard Potential: H
Incident Type: Non-Failure
Incident Date: 07/31/2009
Incident Driver: Hydrologic/Flooding
Incident Mechanism 1: Overtopping
Incident Mechanism 2
Incident Mechanism 3
Incident IDPA00744-3213
Incident DescriptionAS PER THE EAP, OWNER CONTACTED DAM SAFETY INDICATING IMMINENT OVERTOPPING.
Named Hydrologic Event
EAP Enacted (Y/N) due to IncidentYes
Fatalities (Number)0
Number of People Evacuated0
Number of Habitable Structures Evacuated
Number of Habitable Structures Flooded
Other Infrastructure Impacts
Economic Damages (in $)
ResponseSTONE MASONRY DAM ON LARGE WATERSHED WAS CONSTRUCTED TO OVERTOP. NO EVACUATIONS.
Volume released at failure (ac-ft)
Additional Remarks or UpdatesCOINCIDENTLY A PROJECT WAS APPROVED TO STRENGTHEN DAM FOR OVERTOPPING. PROJECT COMPLETED IN 2010.
Owner TypeP
Dam TypeMSST
Primary Purpose(s)R
EAPY
Dam Height10 ft
Max Storage (ac-ft)834.00
Surface Area (acres)63.00
Year Completed1872
NID NumberPA00744
River NameTR TUNKHANNOCK CREEK
Latitude41.5953
Longitude-75.7664
Year Modified
Regulatory Agency(ies)PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION
Incident Time
Incident Duration
Incident Report Produced
Information SourcesPA Dam Safety
