Hugh M. Wallace Dam

Hugh M. Wallace Dam is an earth dam located in Holt County, Missouri, built in 2003. It carries a Low hazard potential classification.

Hazard potentialLowFailure would cause limited damage
ConditionNot assessed
Emergency action planNot reported
Last inspection06/30/2004
Height33 ft
Built200323 years ago

Dam profile

NID height · 33 ft
33 FT TWO-STORY HOUSEMEDIAN U.S. DAM · 24 FT

33 ft tall and 550 ft long, taller than 76% 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 Hugh M. Wallace Dam

The primary purpose of Hugh M. Wallace Dam is grade stabilization. Grade stabilization dams prevent erosion by reducing the slope and velocity of water flowing through a channel. They're commonly used to stop gullies from deepening and to protect downstream land and infrastructure. The dam is owned by High M. Wallace (private). It impounds the Squaw Creek near Nodaway.

The dam stands 33 feet tall and stretches 550 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 61 acre-feet, and collects water from a drainage area of 204 square miles. Completed in 2003, the structure is relatively new.

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 06/30/2004. That was over 22 years ago.

At 33 feet, this dam is taller than 76% of dams nationwide.

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Location

StateMissouri
CountyHolt
Nearest CityNodaway
River/StreamSquaw Creek
Coordinates40.23796, -95.25058

Physical Characteristics

Dam TypeEarth
NID Height33 ft
Dam Height33 ft
Dam Length550 ft
Year Completed2003 (23 years old)

Storage & Hydraulics

NID Storage61 acre-ft
Max Storage61 acre-ft
Surface Area6 acres
Drainage Area204 sq mi
Max Discharge40 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeGrade Stabilization
OwnerHigh M. Wallace
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot assessed
Last Inspection06/30/2004
Emergency Action PlanNot Required

Identifiers

NID IDMO51218
Federal IDMO51218
More InfoState Dam Safety Program