Sevenmile Tank

Sevenmile Tank is an earth dam located in Navajo County, Arizona. It carries a Low hazard potential classification.

Hazard potentialLowFailure would cause limited damage
ConditionNot assessed
Emergency action planNot reported
Last inspectionNot reported
Height32 ft

Dam profile

NID height · 32 ft
32 FT TWO-STORY HOUSEMEDIAN U.S. DAM · 24 FT

32 ft tall and 590 ft long, taller than 74% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.

About Sevenmile Tank

The primary purpose of Sevenmile Tank is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Bia (federal). It impounds the Sevenmile Canyon near Sevenmile.

The dam stands 32 feet tall and stretches 590 feet across, creates a reservoir covering 9 acres, and has a maximum storage capacity of 115 acre-feet.

This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life.

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Location

StateArizona
CountyNavajo
Nearest CitySevenmile
River/StreamSevenmile Canyon
Coordinates33.78230, -109.94910

Physical Characteristics

Dam TypeEarth
NID Height32 ft
Dam Height32 ft
Dam Length590 ft

Storage & Hydraulics

NID Storage115 acre-ft
Max Storage115 acre-ft
Surface Area9 acres

Ownership & Safety

PurposeRecreation
OwnerBia
Owner TypeFederal
Hazard ClassificationLow
Condition AssessmentNot assessed
Emergency Action PlanNot Required

Identifiers

NID IDAZ10404
Federal IDAZ10404
More InfoState Dam Safety Program