One Eleven Detention Dam

Low HazardFair ConditionEmergency Action Plan: Not Required

Location

StateArizona
CountyGraham
Nearest CitySOLOMON, AZ
River/StreamSAN SIMON RIVER
Coordinates32.71495, -109.45986

Physical Characteristics

Dam TypeGravity
NID Height37 ft
Dam Length850 ft
Year Completed1968 (58 years old)

Storage & Hydraulics

NID Storage657 acre-ft
Max Storage657 acre-ft
Normal Storage448 acre-ft
Surface Area42 acres
Drainage Area14 sq mi
Max Discharge1,488 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeFlood Risk Reduction
OwnerDOI BLM
Owner TypeFederal
Hazard ClassificationLow
Condition AssessmentFair
Last Inspection07/07/2009
Emergency Action PlanNot Required

Identifiers

NID IDAZ20019
Federal IDAZ20019
More InfoState Dam Safety Program

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