LAKE HOPE DAM - OH00072-3536
Dam Name: LAKE HOPE DAM
State: OH
Downstream Hazard Potential: S
Incident Type: Non-Failure
Incident Date: 01/03/2023
Incident Driver: Manmade Action
Incident Mechanism 1: High Reservoir Level
Incident Mechanism 2
Incident Mechanism 3
Incident IDOH00072-3536
Incident DescriptionHad elevated pool during construction. Main spillway was cofferdamed off and there were 4 large siphons running. As part of the construction they had lowered the pool by at least 5 feet and lowered the top of dam as well to accomodated some of the construction. The cofferdam was breached to prevent the dam from overtopping.
Named Hydrologic Event
EAP Enacted (Y/N) due to IncidentYes
Fatalities (Number)
Number of People Evacuated0
Number of Habitable Structures Evacuated1
Number of Habitable Structures Flooded1
Other Infrastructure ImpactsOther
Economic Damages (in $)
Response
Volume released at failure (ac-ft)
Additional Remarks or UpdatesThe contractor's job trailer and laydown area below the dam was flooded out.
Owner TypeS
Dam TypeRE
Primary Purpose(s)R
EAPY
Dam Height34 ft
Max Storage (ac-ft)2461.00
Surface Area (acres)130.00
Year Completed1939
NID NumberOH00072
River NameSANDY RUN
Latitude39.32
Longitude-82.3564
Year Modified
Regulatory Agency(ies)DEPARTMENT OF NATURAL RESOURCES
Incident Time
Incident Duration3 days
Incident Report ProducedYes
Information SourcesOH Dam Safety
