Garst Dam

Garst Dam is an earth dam located in Guthrie County, Iowa, built in 1965. It carries a Low hazard potential classification.

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 Stephen Garst (private). It impounds the Tr-brushy Creek near South Raccoon River.

The dam stands 36 feet tall and stretches 473 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 87 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1965, the structure is well into its service life at over 50 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 11/14/1967. That was over 58 years ago.

At 36 feet, this dam is taller than 83% of dams nationwide.

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Low HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StateIowa
CountyGuthrie
Nearest CitySouth Raccoon River
River/StreamTr-brushy Creek
Coordinates41.80900, -94.71940

Physical Characteristics

Dam TypeEarth
NID Height36 ft
Dam Height36 ft
Dam Length473 ft
Year Completed1965 (61 years old)

Storage & Hydraulics

NID Storage87 acre-ft
Max Storage87 acre-ft
Normal Storage36 acre-ft
Surface Area5 acres
Drainage Area0 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeFire Protection, Stock, Or Small Fish Pond
OwnerStephen Garst
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot Rated
Last Inspection11/14/1967
Emergency Action PlanNot Required

Identifiers

NID IDIA00425
Federal IDIA00425
More InfoState Dam Safety Program

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