Joe Hardin Lock And Dam

Significant HazardNot Available ConditionEmergency Action Plan: Yes

Location

StateArkansas
CountyJefferson
Nearest CityGILLETT
River/StreamARKANSAS
Coordinates34.16278, -91.68013

Physical Characteristics

Dam TypeConcrete
NID Height45 ft
Dam Height28 ft
Dam Length6,720 ft
Year Completed1968 (58 years old)

Storage & Hydraulics

NID Storage50,400 acre-ft
Max Storage50,400 acre-ft
Normal Storage46,400 acre-ft
Surface Area3,670 acres
Drainage Area159,018 sq mi
Max Discharge291,600 cfs
Spillway TypeControlled

Ownership & Safety

PurposeNavigation
OwnerUSACE - Little Rock District
Owner TypeFederal
Hazard ClassificationSignificant
Condition AssessmentNot Available
Last Inspection01/29/2025
Emergency Action PlanYes

Identifiers

NID IDAR00168
Federal IDAR00168
More InfoState Dam Safety Program

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