Rodenburg/Porter Dam

TR-PIGEON CREEK· Pottawattamie, Iowa· Built 1959· Earth· 39 ft tall

Key Takeaway

Rodenburg/Porter Dam is classified as low hazard in Iowa. It was completed in 1959 and is 67 years old. Its primary use is fire protection.

Physical Details

Dam Height 39 ft (taller than 82.4% in IA)
Dam Length605 ft
Dam TypeEarth
Max Storage70 acre-ft
Normal Storage36 acre-ft
Surface Area4 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed1959 (67 years old)
NID IDIA00958

Safety Information

Low Hazard

No probable loss of human life and low economic/environmental losses expected.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: No
Last Inspection: December 1, 1960
State Regulated: Yes
Regulatory Agency: IOWA DNR

Ownership

G Rodenburg & P Porter

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Rodenburg/Porter Dam?

Rodenburg/Porter Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Rodenburg/Porter Dam?

Rodenburg/Porter Dam is owned by G Rodenburg & P Porter (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Rodenburg/Porter Dam built?

Rodenburg/Porter Dam was completed in 1959, making it 67 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.

What is the primary purpose of Rodenburg/Porter Dam?

Rodenburg/Porter Dam serves the following purposes: Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Rodenburg/Porter Dam?

Rodenburg/Porter Dam has a dam height of 39 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.

When was Rodenburg/Porter Dam last inspected?

Rodenburg/Porter Dam was last inspected on December 1, 1960. Inspection dates indicate when a formal review occurred, not the results of that inspection.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.