Iowa Noname48

TR-MILL CREEK· Shelby, Iowa· Built 1960· Earth· 40 ft tall
Low Hazard Fire Protection Stock Or Small Fish Pond Local Government

Key Takeaway

Iowa Noname48 is classified as low hazard in Iowa. It was completed in 1960 and is 66 years old. Its primary use is fire protection.

Physical Details

Dam Height 40 ft (taller than 84% in IA)
Dam Length937 ft
Dam TypeEarth
Max Storage143 acre-ft
Normal Storage50 acre-ft
Surface Area7 acres
Drainage Area1 sq mi
Max Discharge0 cfs
Year Completed1960 (66 years old)
NID IDIA01007

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: February 13, 1968
State Regulated: Yes
Regulatory Agency: IOWA DNR

Ownership

Shelby County Board of Supervisors

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Iowa Noname48?

Iowa Noname48 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 Noname48?

Iowa Noname48 is owned by Shelby County Board of Supervisors (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Iowa Noname48 built?

Iowa Noname48 was completed in 1960, making it 66 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 Noname48?

Iowa Noname48 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 Noname48?

Iowa Noname48 has a dam height of 40 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 Noname48 last inspected?

Iowa Noname48 was last inspected on February 13, 1968. 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.