KETNER DAM - PA00000-3227
Dam Name: KETNER DAM
State: PA
Downstream Hazard Potential: L
Incident Type: Failure
Incident Date: 08/28/1911
Incident Driver: Hydrologic/Flooding
Incident Mechanism 1: Overtopping
Incident Mechanism 2
Incident Mechanism 3
Incident IDPA00000-3227
Incident DescriptionHEAVY RAINS DESTROYED CORE WALL & EMBANKMENT DURING CONSTRUCTION. FLOOD WAVE TO JOHNSONBURG.
Named Hydrologic Event
EAP Enacted (Y/N) due to IncidentNo
Fatalities (Number)0
Number of People Evacuated0
Number of Habitable Structures Evacuated0
Number of Habitable Structures Flooded0
Other Infrastructure ImpactsRoads
Economic Damages (in $)
ResponseREBUILT WITH MODIFICATIONS IN 1912, BREACHED DUE TO POOR CONDITION IN 1977.
Volume released at failure (ac-ft)250
Additional Remarks or UpdatesDAM WAS REBUILT & PUT IN SERVICE IN JULY 1912. BREACHED IN NOV. 1977 DUE TO POOR CONDITION. DESTROYED TOWNSHIP HIGHWAY BRIDGE 1000' BELOW THE DAM.
Owner TypeP
Dam TypeRE
Primary Purpose(s)S
EAP
Dam Height45 ft
Max Storage (ac-ft)
Surface Area (acres)0.00
Year Completed1912
NID NumberPA00000
River NameJOHNSON RUN
Latitude41.3251
Longitude-78.3743
Year Modified
Regulatory Agency(ies)PADEP
Incident Time
Incident Duration1 DAY
Incident Report ProducedYes
Information SourcesPA Dam Safety
