CHENIERE BRAKE DAM - LA00009-3558
Dam Name: CHENIERE BRAKE DAM
State: LA
Downstream Hazard Potential: L
Incident Type: Failure
Incident Date: 08/26/2022
Incident Driver: Seepage/Internal Erosion
Incident Mechanism 1: Piping
Incident Mechanism 2Foundation Deficiency
Incident Mechanism 3Other
Incident IDLA00009-3558
Incident DescriptionPiping failure began on Aug. 26, 2022 and complete breach of the embankment occured on Aug. 27, 2022.
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 ImpactsNone
Economic Damages (in $)$1 million to $5 million
Response
Volume released at failure (ac-ft)25000
Additional Remarks or Updates
Owner TypeL
Dam TypeRE
Primary Purpose(s)R
EAPNR
Dam Height25 ft
Max Storage (ac-ft)53000.00
Surface Area (acres)3600.00
Year Completed1943
NID NumberLA00009
River NameCHENIERE CREEK
Latitude32.4528
Longitude-92.1917
Year Modified
Regulatory Agency(ies)LA DOTD
Incident Time12:00
Incident Duration2 days
Incident Report ProducedInvestigation
Information SourcesLA Dam Safety
