Conowingo

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateMaryland
CountyCecil
Nearest CityPort Deposit
River/StreamSusquehanna River
Coordinates39.66090, -76.17330

Physical Characteristics

Dam TypeConcrete
NID Height94 ft
Dam Height94 ft
Dam Length4,648 ft
Year Completed1928 (98 years old)

Storage & Hydraulics

NID Storage310,000 acre-ft
Max Storage310,000 acre-ft
Normal Storage301,400 acre-ft
Surface Area8,563 acres
Drainage Area27,077 sq mi
Max Discharge1,135,552 cfs
Spillway TypeControlled

Ownership & Safety

PurposeHydroelectric
Owner TypeNot Listed
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection08/08/2022
Emergency Action PlanYes

Identifiers

NID IDMD00097
Federal IDMD00097
More InfoState Dam Safety Program

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