NEW BEGGS - OK11078-3495
Dam Name: NEW BEGGS
State: OK
Downstream Hazard Potential: S
Incident Type: Non-Failure
Incident Date: 06/01/2022
Incident Driver: Hydrologic/Flooding
Incident Mechanism 1: Insufficient Spillway Capacity
Incident Mechanism 2Overtopping
Incident Mechanism 3
Incident IDOK11078-3495
Incident DescriptionExtreme rainfall event exceeded spillway capacity and overtopped dam, severe erosion on DS slope
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 ImpactsWater/sewer lines
Economic Damages (in $)Unknown
ResponseCity found damage weeks later, a pilot channel was dug in aux spillway to lower reservoir
Volume released at failure (ac-ft)
Additional Remarks or UpdatesWater distribution system, access roads damaged
Owner TypeL
Dam TypeRE
Primary Purpose(s)S
EAPNR
Dam Height43 ft
Max Storage (ac-ft)1424.00
Surface Area (acres)54.00
Year Completed1965
NID NumberOK11078
River NameTR-ADAMS CREEK
Latitude35.742
Longitude-96.0256
Year Modified
Regulatory Agency(ies)OWRB
Incident Time
Incident Duration
Incident Report ProducedInvestigation
Information SourcesOWRB
