Boulder Flood Basin

Boulder Flood Basin is an earth dam located in Yavapai County, Arizona, built in 1983. It carries a Low hazard potential classification.

Hazard potentialLowFailure would cause limited damage
ConditionNot assessed
Emergency action planNot reported
Last inspection12/15/2011
Height45 ft
Built198343 years ago

Dam profile

NID height · 45 ft
45 FT TWO-STORY HOUSEMEDIAN U.S. DAM · 24 FT

45 ft tall and 480 ft long, taller than 90% 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 Boulder Flood Basin

Boulder Flood Basin is a dam in Yavapai, Arizona. The dam is owned by Freeeport-mcmoran Copper & Gold Bagdad Operations (private). It impounds the Copper Creek near N/a.

The dam stands 45 feet tall and stretches 480 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 154 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1983, the structure is 43 years old.

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 12/15/2011. That was over 14 years ago.

At 45 feet, this dam is taller than 90% of dams nationwide.

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Location

StateArizona
CountyYavapai
Nearest CityN/a
River/StreamCopper Creek
Coordinates34.60556, -113.23056

Physical Characteristics

Dam TypeEarth
NID Height45 ft
Dam Height45 ft
Dam Length480 ft
Year Completed1983 (43 years old)

Storage & Hydraulics

NID Storage154 acre-ft
Max Storage154 acre-ft
Surface Area6 acres
Drainage Area0 sq mi
Max Discharge1,140 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeOther
OwnerFreeeport-mcmoran Copper & Gold Bagdad Operations
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot assessed
Last Inspection12/15/2011
Emergency Action PlanNot Required

Identifiers

NID IDAZ00212
Federal IDAZ00212
More InfoState Dam Safety Program