Garst Dam

Garst Dam is an earth dam located in Guthrie County, Iowa, built in 1977. It carries a Low hazard potential classification.

Hazard potentialLowFailure would cause limited damage
ConditionNot assessed
Emergency action planNot reported
Last inspectionNot reported
Height25 ft
Built197749 years ago

Dam profile

NID height · 25 ft
25 FT TWO-STORY HOUSEMEDIAN U.S. DAM · 24 FT

25 ft tall and 435 ft long, taller than 50% 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 Garst Dam

The primary purpose of Garst 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 Mary Garst (private). It impounds the Tr-middle Raccoon River near Spring Brook State Park.

The dam stands 25 feet tall and stretches 435 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 78 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1977, the structure is 49 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.

Search for dams near your address to see all dams in your area with hazard classifications and safety data.

Location

StateIowa
CountyGuthrie
Nearest CitySpring Brook State Park
River/StreamTr-middle Raccoon River
Coordinates41.82300, -94.62520

Physical Characteristics

Dam TypeEarth
NID Height25 ft
Dam Height25 ft
Dam Length435 ft
Year Completed1977 (49 years old)

Storage & Hydraulics

NID Storage78 acre-ft
Max Storage78 acre-ft
Normal Storage53 acre-ft
Surface Area6 acres
Drainage Area0 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeFire Protection, Stock, Or Small Fish Pond
OwnerMary Garst
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot assessed
Emergency Action PlanNot Required

Identifiers

NID IDIA01615
Federal IDIA01615
More InfoState Dam Safety Program