Iowa Noname18

TR-SOLDIER RIVER· Harrison, Iowa· Built 1961· Earth· 37 ft tall

Key Takeaway

Iowa Noname18 is classified as low hazard in Iowa. It was completed in 1961 and is 65 years old. Its primary use is fire protection.

Physical Details

Dam Height 37 ft (taller than 77.4% in IA)
Dam Length450 ft
Dam TypeEarth
Max Storage148 acre-ft
Normal Storage61 acre-ft
Surface Area5 acres
Drainage Area1 sq mi
Max Discharge0 cfs
Year Completed1961 (65 years old)
NID IDIA00471

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: October 31, 1963
State Regulated: Yes
Regulatory Agency: IOWA DNR

Ownership

Walters Coberly Voss CBS

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Iowa Noname18?

Iowa Noname18 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 Iowa Noname18?

Iowa Noname18 is owned by Walters Coberly Voss CBS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Iowa Noname18 built?

Iowa Noname18 was completed in 1961, making it 65 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 Iowa Noname18?

Iowa Noname18 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 Iowa Noname18?

Iowa Noname18 has a dam height of 37 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 Iowa Noname18 last inspected?

Iowa Noname18 was last inspected on October 31, 1963. 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.