BRIGHTON - MD00005-3157
Dam Name: BRIGHTON
State: MD
Downstream Hazard Potential: H
Incident Type: Non-Failure
Incident Date: 09/28/2017
Incident Driver: Manmade Action
Incident Mechanism 1: Accident or Misoperation
Incident Mechanism 2
Incident Mechanism 3
Incident IDMD00005-3157
Incident DescriptionExcessive concrete removal from spillway slab during repairs resulted in potential instability
Named Hydrologic Event
EAP Enacted (Y/N) due to IncidentYes
Fatalities (Number)
Number of People Evacuated
Number of Habitable Structures Evacuated
Number of Habitable Structures Flooded
Other Infrastructure Impacts
Economic Damages (in $)
ResponseStructural Analysis interim stability, lower pool
Volume released at failure (ac-ft)
Additional Remarks or UpdatesRepairs took 6 months
Owner TypeL
Dam TypeCBER
Primary Purpose(s)HS
EAPY
Dam Height82 ft
Max Storage (ac-ft)19560.00
Surface Area (acres)800.00
Year Completed1943
NID NumberMD00005
River NamePATUXENT RIVER
Latitude39.1934
Longitude-77.0055
Year Modified
Regulatory Agency(ies)MD DAM SAFETY
Incident Time
Incident Duration
Incident Report Produced
Information SourcesMD Dam Safety
