Southwest Iowa Egg Cooperative Dam

Southwest Iowa Egg Cooperative Dam is an earth dam located in Cass County, Iowa, built in 1999. It carries a Low hazard potential classification.

About Southwest Iowa Egg Cooperative Dam

The primary purpose of Southwest Iowa Egg Cooperative Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Southwest Iowa Egg Cooperative (private). It impounds the Tr- Elm Creek near Grant.

The dam stands 38 feet tall and stretches 710 feet across, creates a reservoir covering 22 acres, has a maximum storage capacity of 382 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1999, the structure is 27 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.

At 38 feet, this dam is taller than 85% of dams nationwide.

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

Low HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StateIowa
CountyCass
Nearest CityGrant
River/StreamTr- Elm Creek
Coordinates41.21110, -94.74400

Physical Characteristics

Dam TypeEarth
NID Height38 ft
Dam Height38 ft
Dam Length710 ft
Year Completed1999 (27 years old)

Storage & Hydraulics

NID Storage382 acre-ft
Max Storage382 acre-ft
Normal Storage204 acre-ft
Surface Area22 acres
Drainage Area0 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeWater Supply
OwnerSouthwest Iowa Egg Cooperative
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot Rated
Emergency Action PlanNot Required

Identifiers

NID IDIA03353
Federal IDIA03353
More InfoState Dam Safety Program

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