Gonseth Dam

Gonseth Dam is an earth dam located in Clarke County, Iowa, built in 1992. It carries a Low hazard potential classification.

Hazard potentialLowFailure would cause limited damage
ConditionNot assessed
Emergency action planNot reported
Last inspectionNot reported
Height26 ft
Built199234 years ago

Dam profile

NID height · 26 ft
26 FT TWO-STORY HOUSEMEDIAN U.S. DAM · 24 FT

26 ft tall and 385 ft long, taller than 55% 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 Gonseth Dam

The primary purpose of Gonseth Dam is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Dw & Peggy Gonseth (private). It impounds the Tr-four Mile Creek near Thayer.

The dam stands 26 feet tall and stretches 385 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 63 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1992, the structure is 34 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.

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Location

StateIowa
CountyClarke
Nearest CityThayer
River/StreamTr-four Mile Creek
Coordinates41.10000, -94.00000

Physical Characteristics

Dam TypeEarth
NID Height26 ft
Dam Height26 ft
Dam Length385 ft
Year Completed1992 (34 years old)

Storage & Hydraulics

NID Storage63 acre-ft
Max Storage63 acre-ft
Normal Storage22 acre-ft
Surface Area3 acres
Drainage Area0 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeFire Protection, Stock, Or Small Fish Pond
OwnerDw & Peggy Gonseth
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot assessed
Emergency Action PlanNot Required

Identifiers

NID IDIA02601
Federal IDIA02601
More InfoState Dam Safety Program