Whitehorse Dam

Whitehorse Dam is an earth dam located in Coconino County, Arizona, built in 1938. It carries a Low hazard potential classification.

Hazard potentialLowFailure would cause limited damage
ConditionNot assessed
Emergency action planNot reported
Last inspection08/01/2017
Height31 ft
Built193888 years ago

Dam profile

NID height · 31 ft
31 FT TWO-STORY HOUSEMEDIAN U.S. DAM · 24 FT

31 ft tall and 400 ft long, taller than 72% 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 Whitehorse Dam

The primary purpose of Whitehorse Dam is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Usda Fs (federal). It impounds the Trib.of Sycamore Creek near Clarkdale.

The dam stands 31 feet tall and stretches 400 feet across, has a maximum storage capacity of 260 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1938, the structure is well-established, with more than 75 years of service.

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. The most recent inspection on record was 08/01/2017.

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Location

StateArizona
CountyCoconino
Nearest CityClarkdale
River/StreamTrib.of Sycamore Creek
Coordinates35.11790, -112.01270

Physical Characteristics

Dam TypeEarth
NID Height31 ft
Dam Height31 ft
Dam Length400 ft
Year Completed1938 (88 years old)

Storage & Hydraulics

NID Storage260 acre-ft
Max Storage260 acre-ft
Normal Storage260 acre-ft
Drainage Area3 sq mi
Max Discharge1,350 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeFish and Wildlife Pond
OwnerUsda Fs
Owner TypeFederal
Hazard ClassificationLow
Condition AssessmentNot assessed
Last Inspection08/01/2017
Emergency Action PlanNot Required

Identifiers

NID IDAZ82403
Federal IDAZ82403
More InfoState Dam Safety Program