Incident ID |
PA00814-3221 |
Dam Name |
LEAVITT BRANCH (PA-463) |
Downstream Hazard Potential |
H |
State |
PA |
Incident Date |
04/18/1984 |
Incident Type |
Non-failure |
Incident Driver |
Seepage/internal Erosion |
Incident Mechanism 1 |
Sinkhole |
Incident Mechanism 2 |
|
Incident Mechanism 3 |
|
Incident Description |
12' DIA. 3' DEEP SINKHOLE OBSERVED IN DRY DAM FOLLOWING HIGH WATER EVENT |
Named Hydrologic Event |
|
EAP Enacted (Y/N) due to Incident |
No |
Fatalities (Number) |
0 |
Number of People Evacuated |
0 |
Number of Habitable Structures Evacuated |
0 |
Number of Habitable Structures Flooded |
|
Other Infrastructure Impacts |
|
Economic Damages (in $) |
|
Volume released at failure (ac-ft) |
0 ac-ft |
Response |
A BACKHOE INVESTIGATION FOUND MORE VOIDS. DAM WAS BREACHED AND THE EMBANKMENT RECONSTRUCTED. |
Additional Remarks or Updates |
PIPING WAS ATTRIBUTED TO NON-PLASTIC FILL, GEOLOGY AT THE ABUTMENTS, AND INADEQUATE FILTER DRAINS. |
Incident Time |
|
Incident Duration |
|
Incident Report Produced |
|
Information Sources |
PA Dam Safety |
Owner Type |
L |
Dam Type |
RE |
Primary Purpose(s) |
C |
EAP |
Y |
Year Completed |
1976 |
Year Modified |
2008 |
Dam Height |
90 ft |
Max Storage (ac-ft) |
1544 ac-ft |
Surface Area (acres) |
0 acres |
River Name |
LEAVITT BRANCH BRODHEAD CREEK |
Latitude |
41.2081 |
Longitude |
-75.2475 |
Regulatory Agency(ies) |
PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION |
NID Number |
PA00814 |
Attachments |
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