|
Incident ID |
VA059015-3312 |
|
Dam Name |
CHAPEL LAKE DAM |
|
Downstream Hazard Potential |
H |
|
State |
VA |
|
Incident Date |
02/07/2018 |
|
Incident Type |
Non-failure |
|
Incident Driver |
Deterioration Or Poor Condition |
|
Incident Mechanism 1 |
Spillway Riser Failure |
|
Incident Mechanism 2 |
|
|
Incident Mechanism 3 |
|
|
Incident Description |
Auxiliary (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 Incident |
No |
|
Fatalities (Number) |
0 |
|
Number of People Evacuated |
|
|
Number of Habitable Structures Evacuated |
|
|
Number of Habitable Structures Flooded |
|
|
Other Infrastructure Impacts |
|
|
Economic Damages (in $) |
|
|
Volume released at failure (ac-ft) |
|
|
Response |
Lake 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. |
|
Additional Remarks or Updates |
|
|
Incident Time |
|
|
Incident Duration |
|
|
Incident Report Produced |
|
|
Information Sources |
VA DCR |
|
Owner Type |
|
|
Dam Type |
|
|
Primary Purpose(s) |
|
|
EAP |
N |
|
Year Completed |
0 |
|
Year Modified |
0 |
|
Dam Height |
0 ft |
|
Max Storage (ac-ft) |
0 ac-ft |
|
Surface Area (acres) |
0 acres |
|
River Name |
|
|
Latitude |
0 |
|
Longitude |
0 |
|
Regulatory Agency(ies) |
DEPARTMENT OF CONSERVATION AND RECREATION |
|
NID Number |
VA059015 |
|
Attachments |
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