SOUTH MOUND CREEK POOL - MN00111-2647
Incident ID MN00111-2647
Dam Name SOUTH MOUND CREEK POOL
Downstream Hazard Potential L
State MN
Incident Date 06/14/2014
Incident Type Failure
Incident Driver Hydrologic/flooding
Incident Mechanism 1 Overtopping
Incident Mechanism 2
Incident Mechanism 3
Incident Description Flood overtopped dam and right embankment (emergency spillway) failed. Wooden dock floated loose and partially blocked principal spillway.
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 1
Other Infrastructure Impacts Bridges
Economic Damages (in $)
Volume released at failure (ac-ft) 200 acre-feet ac-ft
Response DNR owed Dam. Operators notified DNR Dam Safety quickly.
Additional Remarks or Updates Grouted riprap on emergency spillway. Dam also failed in 1938. Downstream home was flooded but may have flooded without dam failure. Two downstream farmers claim dam breach damaged them.
Incident Time Between 9 pm and midnight
Incident Duration <12 hours
Incident Report Produced Yes
Information Sources State park staff; MN DNR Dam Safety files.
Owner Type S
Dam Type PG
Primary Purpose(s) R
EAP NR
Year Completed 1940
Year Modified 1940
Dam Height 24 ft
Max Storage (ac-ft) 235 ac-ft
Surface Area (acres) 19 acres
River Name MOUND CREEK
Latitude 43.7145
Longitude -96.1779
Regulatory Agency(ies) MNDNR WATERS
NID Number MN00111
Attachments
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