|
Incident ID |
CO00009-3263 |
|
Dam Name |
EMPIRE (OUTLET EMBANKMENT) |
|
Downstream Hazard Potential |
H |
|
State |
CO |
|
Incident Date |
06/11/2018 |
|
Incident Type |
Non-failure |
|
Incident Driver |
Seepage/internal Erosion |
|
Incident Mechanism 1 |
Sinkhole |
|
Incident Mechanism 2 |
Piping |
|
Incident Mechanism 3 |
|
|
Incident Description |
A toe drain installed in 1974 and it appears the 8 inch clay pipe damaged and has allowed sediment to be carried away over the years forming the sink hole. |
|
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 |
None |
|
Economic Damages (in $) |
None |
|
Volume released at failure (ac-ft) |
|
|
Response |
The sink hole did not appear to be changing so temporary patch was performed. With a permanent repair done in the fall. temporarily placed gravel in hole. Then camera old drain. Then abandoned and repair new drain |
|
Additional Remarks or Updates |
|
|
Incident Time |
6:00 PM |
|
Incident Duration |
|
|
Incident Report Produced |
Yes |
|
Information Sources |
CO DNR |
|
Owner Type |
P |
|
Dam Type |
RE |
|
Primary Purpose(s) |
FIR |
|
EAP |
Y |
|
Year Completed |
1905 |
|
Year Modified |
0 |
|
Dam Height |
37 ft |
|
Max Storage (ac-ft) |
50900 ac-ft |
|
Surface Area (acres) |
2842 acres |
|
River Name |
SOUTH PLATTE RIVER-OS |
|
Latitude |
40.2732 |
|
Longitude |
-104.189 |
|
Regulatory Agency(ies) |
DWR |
|
NID Number |
CO00009 |
|
Attachments |
Y |
