Mendota Locks

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateWisconsin
CountyDane
Nearest CityMADISON
River/StreamYAHARA RIVER
Coordinates43.09489, -89.37025

Physical Characteristics

Dam TypeOther
NID Height16 ft
Dam Height16 ft
Dam Length100 ft
Year Completed1849 (177 years old)

Storage & Hydraulics

NID Storage160,000 acre-ft
Max Storage160,000 acre-ft
Normal Storage132,000 acre-ft
Surface Area9,730 acres
Drainage Area254 sq mi
Max Discharge1,860 cfs
Spillway TypeControlled

Ownership & Safety

PurposeNavigation
OwnerDane County
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection06/19/2020
Emergency Action PlanYes

Identifiers

NID IDWI00621
Federal IDWI00621
More InfoState Dam Safety Program

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