Cottonwood Lake

Low HazardSatisfactory ConditionEmergency Action Plan: Not Required

Location

StateMinnesota
CountyBlue Earth
Nearest CityBeauford
River/StreamBig Cobb River-TR
Coordinates43.94203, -93.86203

Physical Characteristics

Dam TypeGravity
NID Height7 ft
Dam Height6 ft
Dam Length625 ft
Year Completed1938 (88 years old)

Storage & Hydraulics

NID Storage1,172 acre-ft
Max Storage1,172 acre-ft
Normal Storage533 acre-ft
Surface Area213 acres
Drainage Area1 sq mi
Max Discharge359 cfs
Spillway TypeControlled

Ownership & Safety

PurposeFish and Wildlife Pond
OwnerMNDNR
Owner TypeState
Hazard ClassificationLow
Condition AssessmentSatisfactory
Last Inspection06/15/2016
Emergency Action PlanNot Required

Identifiers

NID IDMN00071
Federal IDMN00071
More InfoState Dam Safety Program

Nearby Dams