Escanaba No 1 Dam

Escanaba No 1 Dam is a gravity dam located in Delta County, Michigan, built in 1907. It carries a Low hazard potential classification.

About Escanaba No 1 Dam

The primary purpose of Escanaba No 1 Dam is hydroelectric. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity. The dam is owned by Upper Peninsula Power Company (private). It impounds the Escanaba River near Wells.

The dam stands 31 feet tall and stretches 800 feet across, creates a reservoir covering 125 acres, has a maximum storage capacity of 2,000 acre-feet, and collects water from a drainage area of 892 square miles. Completed in 1907, the structure is over a century old.

This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 05/28/2008. That was over 17 years ago.

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Low HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StateMichigan
CountyDelta
Nearest CityWells
River/StreamEscanaba River
Coordinates45.79500, -87.07833

Physical Characteristics

Dam TypeGravity
NID Height31 ft
Dam Height31 ft
Dam Length800 ft
Year Completed1907 (119 years old)

Storage & Hydraulics

NID Storage2,000 acre-ft
Max Storage2,000 acre-ft
Normal Storage750 acre-ft
Surface Area125 acres
Drainage Area892 sq mi
Max Discharge14,600 cfs
Spillway TypeControlled

Ownership & Safety

PurposeHydroelectric
OwnerUpper Peninsula Power Company
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot Rated
Last Inspection05/28/2008
Emergency Action PlanNot Required

Identifiers

NID IDMI00164
Federal IDMI00164
More InfoState Dam Safety Program

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