KATY LAKE DAM - MO11048-168


Incident ID MO11048-168
Dam Name KATY LAKE DAM
Downstream Hazard Potential H
State MO
Incident Date 01/01/2008
Incident Type Failure
Incident Driver Seepage/internal Erosion
Incident Mechanism 1 Piping
Incident Mechanism 2
Incident Mechanism 3
Incident Description
Named Hydrologic Event
EAP Enacted (Y/N) due to Incident No
Fatalities (Number)
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
Additional Remarks or Updates Small sinkhole developed on downstream face of dam approximately 10 feet vertically below crest of dam. Sinkhole approximately 5 feet in diameter and 4 feet deep. Sinkhole may be result of seepage through old root tunnels. REPORTED APRIL 29, 2008
Incident Time
Incident Duration
Incident Report Produced
Information Sources
Owner Type P
Dam Type RE
Primary Purpose(s) SICR
EAP Y
Year Completed 1905
Year Modified 1987
Dam Height 45 ft
Max Storage (ac-ft) 273 ac-ft
Surface Area (acres) 14 acres
River Name EWING CREEK
Latitude 38.6985
Longitude -91.888
Regulatory Agency(ies) DAM AND RESERVOIR SAFETY PROG
NID Number MO11048
Attachments