Pikes Peak Flood Control Dam

Pikes Peak Flood Control Dam is an earth dam located in Clayton County, Iowa, built in 1938. It carries a High hazard potential classification and has a satisfactory condition assessment.

About Pikes Peak Flood Control Dam

The primary purpose of Pikes Peak Flood Control Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by City Of Mcgregor (local government). It impounds the Tr-mississippi River near Mc Gregor.

The dam stands 49 feet tall and stretches 360 feet across, has a maximum storage capacity of 106 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1938, the structure is well-established, with more than 75 years of service.

This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 05/05/2023.

At 49 feet, this dam is taller than 92% of dams nationwide.

Living Downstream

If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Iowa dam safety program can provide more specific information about emergency planning for this structure.

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

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateIowa
CountyClayton
Nearest CityMc Gregor
River/StreamTr-mississippi River
Coordinates43.00970, -91.18440

Physical Characteristics

Dam TypeEarth
NID Height49 ft
Dam Height49 ft
Dam Length360 ft
Year Completed1938 (88 years old)

Storage & Hydraulics

NID Storage106 acre-ft
Max Storage106 acre-ft
Drainage Area0 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeFlood Risk Reduction
OwnerCity of McGregor
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection05/05/2023
Emergency Action PlanYes

Identifiers

NID IDIA02061
Federal IDIA02061
More InfoState Dam Safety Program

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