CHAPEL LAKE DAM - VA059015-3312
Dam Name: CHAPEL LAKE DAM
State: VA
Downstream Hazard Potential: H
Incident Type: Non-Failure
Incident Date: 02/07/2018
Incident Driver: Deterioration or Poor Condition
Incident Mechanism 1: Spillway Riser Failure
Incident Mechanism 2
Incident Mechanism 3
Incident IDVA059015-3312
Incident DescriptionAuxiliary (emergency) spillway erosion from heavy rainfall event in greater Lynchburg area on August 2-3, 2018. Dam did not fail.
Named Hydrologic Event
EAP Enacted (Y/N) due to IncidentNo
Fatalities (Number)0
Number of People Evacuated
Number of Habitable Structures Evacuated
Number of Habitable Structures Flooded
Other Infrastructure Impacts
Economic Damages (in $)
ResponseLake water was released through the internal pipe in the dam to the downstream and lake level was lowered. The dam didn't break. Fairfax County opened the low level drain and drained the lake to remove the hazard.
Volume released at failure (ac-ft)
Additional Remarks or Updates
Owner Type
Dam Type
Primary Purpose(s)
EAPN
Dam Height
Max Storage (ac-ft)
Surface Area (acres)0.00
Year Completed
NID NumberVA059015
River Name
Latitude0
Longitude0
Year Modified
Regulatory Agency(ies)DEPARTMENT OF CONSERVATION AND RECREATION
Incident Time
Incident Duration
Incident Report Produced
Information SourcesVA DCR
