Lake Ossawinnamakee

Low HazardSatisfactory ConditionEmergency Action Plan: Not Required

Location

StateMinnesota
CountyCrow Wing
Nearest CityRiverton
River/StreamPelican Brook
Coordinates46.62739, -94.16867

Physical Characteristics

Dam TypeGravity
NID Height10 ft
Dam Height10 ft
Dam Length48 ft
Year Completed1937 (89 years old)

Storage & Hydraulics

NID Storage10,744 acre-ft
Max Storage10,744 acre-ft
Normal Storage8,812 acre-ft
Surface Area662 acres
Drainage Area47 sq mi
Max Discharge1,235 cfs
Spillway TypeControlled

Ownership & Safety

PurposeRecreation
OwnerMNDNR
Owner TypeState
Hazard ClassificationLow
Condition AssessmentSatisfactory
Last Inspection06/29/2018
Emergency Action PlanNot Required

Identifiers

NID IDMN00047
Federal IDMN00047
More InfoState Dam Safety Program

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