Lower Centerville Reservoir Dam

Lower Centerville Reservoir Dam is an earth dam located in Appanoose County, Iowa, built in 1912. It carries a Significant hazard potential classification and has a fair condition assessment.

About Lower Centerville Reservoir Dam

The primary purpose of Lower Centerville Reservoir 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 City Of Centerville (local government). It impounds the Tr-cooper Creek near Centerville.

The dam stands 39 feet tall and stretches 530 feet across, creates a reservoir covering 28 acres, has a maximum storage capacity of 575 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1912, the structure is over a century old.

This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 05/24/2022.

At 39 feet, this dam is taller than 86% of dams nationwide.

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Significant HazardFair ConditionEmergency Action Plan: Not Required

Location

StateIowa
CountyAppanoose
Nearest CityCenterville
River/StreamTr-cooper Creek
Coordinates40.71730, -92.88380

Physical Characteristics

Dam TypeEarth
NID Height39 ft
Dam Height39 ft
Dam Length530 ft
Year Completed1912 (114 years old)

Storage & Hydraulics

NID Storage575 acre-ft
Max Storage575 acre-ft
Normal Storage380 acre-ft
Surface Area28 acres
Drainage Area3 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeWater Supply
OwnerCity of Centerville
Owner TypeLocal Government
Hazard ClassificationSignificant
Condition AssessmentFair
Last Inspection05/24/2022
Emergency Action PlanNot Required

Identifiers

NID IDIA01334
Federal IDIA01334
More InfoState Dam Safety Program

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