R. James Unruh Reservoir

Oklahoma, Tulsa County, .

Location

StateOklahoma
CountyTulsa
River.
Coordinates36.12669, -95.76245

Physical Characteristics

NID Height15 ft
Dam Height15 ft
Dam Length13,300 ft
NID Storage100 acre-ft
Max Storage100 acre-ft
Surface Area325 acres

Safety Classification

Hazard PotentialHigh
Condition AssessmentFair
EAP StatusYes
Last InspectionJuly 18, 2025
Inspection Frequency1

Dam Information

Year Completed1950
Primary PurposeFlood Risk Reduction
Dam TypeEarth
Owner TypeLocal Government
OwnerCity of Tulsa

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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