|
Incident ID |
MD00108-3540 |
|
Dam Name |
LAKE ASHBURTON |
|
Downstream Hazard Potential |
H |
|
State |
MD |
|
Incident Date |
02/07/2022 |
|
Incident Type |
Non-failure |
|
Incident Driver |
Other |
|
Incident Mechanism 1 |
Other |
|
Incident Mechanism 2 |
|
|
Incident Mechanism 3 |
|
|
Incident Description |
Water supply piping at toe of dam began to leak causing internal erosion and sinkhole at the embanment toe. |
|
Named Hydrologic Event |
|
|
EAP Enacted (Y/N) due to Incident |
Yes |
|
Fatalities (Number) |
|
|
Number of People Evacuated |
0 |
|
Number of Habitable Structures Evacuated |
0 |
|
Number of Habitable Structures Flooded |
0 |
|
Other Infrastructure Impacts |
Unknown |
|
Economic Damages (in $) |
Unknown |
|
Volume released at failure (ac-ft) |
|
|
Response |
Reluctance to activate EAP |
|
Additional Remarks or Updates |
|
|
Incident Time |
|
|
Incident Duration |
4 months |
|
Incident Report Produced |
Unknown |
|
Information Sources |
MD Dam Safety |
|
Owner Type |
L |
|
Dam Type |
REER |
|
Primary Purpose(s) |
S |
|
EAP |
Y |
|
Year Completed |
1910 |
|
Year Modified |
1910 |
|
Dam Height |
40 ft |
|
Max Storage (ac-ft) |
750 ac-ft |
|
Surface Area (acres) |
25 acres |
|
River Name |
OFFSTREAM-GWYNNS RUN |
|
Latitude |
39.3192 |
|
Longitude |
-76.6688 |
|
Regulatory Agency(ies) |
MD DAM SAFETY |
|
NID Number |
MD00108 |
|
Attachments |
|
