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Orono

Maine — Penobscot County — Stillwater River

Location

StateMaine
CountyPenobscot
RiverStillwater River
Coordinates44.88328, -68.66488

Physical Characteristics

NID Height15 ft
Dam Height15 ft
Dam Length1,178 ft
NID Storage1,300 acre-ft
Max Storage1,300 acre-ft
Surface Area175 acres

Safety Classification

Hazard PotentialLow
Condition AssessmentSatisfactory
EAP StatusNot Required
Last InspectionSeptember 13, 2022
Inspection Frequency3

Dam Information

Year Completed1917
Primary PurposeHydroelectric
Dam TypeConcrete
Owner TypePrivate
OwnerBlack Bear Hydro Partners, LLC, Black Bear Development Holdings, LLC & Black Bear SO, LLC

Location Map

About This Dam Record

Dam safety data is maintained by the Army Corps of Engineers National Inventory of Dams (NID). High-hazard dams are those where failure could cause loss of life or major property damage downstream.

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