Sylvan

High HazardFair ConditionEmergency Action Plan: Yes

Location

StateMinnesota
CountyCass
Nearest CityLittle Falls
River/StreamCrow Wing
Coordinates46.30490, -94.37800

Physical Characteristics

Dam TypeGravity
NID Height35 ft
Dam Height35 ft
Dam Length1,154 ft
Year Completed1913 (113 years old)

Storage & Hydraulics

NID Storage9,216 acre-ft
Normal Storage9,216 acre-ft
Surface Area1,280 acres
Drainage Area3,575 sq mi
Max Discharge22,000 cfs
Spillway TypeControlled

Ownership & Safety

PurposeHydroelectric
OwnerAllete, Inc.
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection09/20/2021
Emergency Action PlanYes

Identifiers

NID IDMN00601
Federal IDMN00601
More InfoState Dam Safety Program

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