LAKE CAVALIER DAM - MS02274-3471
Dam Name: LAKE CAVALIER DAM
State: MS
Downstream Hazard Potential: H
Incident Type: Non-Failure
Incident Date: 07/09/2020
Incident Driver: Hydrologic/Flooding
Incident Mechanism 1: Slope Stability
Incident Mechanism 2
Incident Mechanism 3
Incident IDMS02274-3471
Incident DescriptionSaturated conditions during a rainfall event led to a slope failure.
Named Hydrologic Event
EAP Enacted (Y/N) due to IncidentN
Fatalities (Number)0
Number of People Evacuated0
Number of Habitable Structures Evacuated0
Number of Habitable Structures Flooded0
Other Infrastructure Impacts0
Economic Damages (in $)0
ResponseSlope failure area was cover with plastic sheeting and monitored until repairs could be completed.
Volume released at failure (ac-ft)
Additional Remarks or Updates
Owner TypeP
Dam TypeRE
Primary Purpose(s)R
EAPY
Dam Height35 ft
Max Storage (ac-ft)2530.00
Surface Area (acres)178.00
Year Completed1954
NID NumberMS02274
River Name
Latitude32.4676
Longitude-90.2262
Year Modified
2005
Regulatory Agency(ies)MS DEPARTMENT OF ENVIRONMENTAL QUALITY
Incident Time
Incident Duration
Incident Report ProducedN
Information SourcesMDEQ Dam Safety
