Otis

Otis is a concrete dam located in Franklin County, Maine, built in 1898. It carries a Low hazard potential classification and has a satisfactory condition assessment.

About Otis

The primary purpose of Otis 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 Eagle Creek Renewable Energies, Llc Parent Org (cro) (private). It impounds the Androscoggin River near Livermore Falls.

The dam stands 19 feet tall and stretches 1,178 feet across, creates a reservoir covering 115 acres, has a maximum storage capacity of 1,700 acre-feet, and collects water from a drainage area of 2,490 square miles. Completed in 1898, 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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 06/27/2017.

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Low HazardSatisfactory ConditionEmergency Action Plan: Not Required

Location

StateMaine
CountyFranklin
Nearest CityLivermore Falls
River/StreamAndroscoggin River
Coordinates44.47860, -70.20078

Physical Characteristics

Dam TypeConcrete
NID Height19 ft
Dam Height19 ft
Dam Length1,178 ft
Year Completed1898 (128 years old)

Storage & Hydraulics

NID Storage1,700 acre-ft
Max Storage1,700 acre-ft
Normal Storage1,700 acre-ft
Surface Area115 acres
Drainage Area2,490 sq mi
Max Discharge116,000 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeHydroelectric
OwnerEagle Creek Renewable Energies, LLC Parent Org (CRO)
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentSatisfactory
Last Inspection06/27/2017
Emergency Action PlanNot Required

Identifiers

NID IDME00009
Federal IDME00009
More InfoState Dam Safety Program

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