Pony Creek Watershed Site 34

TR-PONY CREEK· Mills, Iowa· Built 1963· Earth· 46 ft tall

Key Takeaway

Pony Creek Watershed Site 34 is classified as low hazard in Iowa. It was completed in 1963 and is 63 years old. Its primary use is fire protection.

Physical Details

Dam Height 46 ft (taller than 92.5% in IA)
Dam Length493 ft
Dam TypeEarth
Max Storage73 acre-ft
Normal Storage44 acre-ft
Surface Area3 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed1963 (63 years old)
NID IDIA00690

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: September 22, 2003
State Regulated: Yes
Regulatory Agency: IOWA DNR

Ownership

Mills County SWCD

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Pony Creek Watershed Site 34?

Pony Creek Watershed Site 34 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 Pony Creek Watershed Site 34?

Pony Creek Watershed Site 34 is owned by Mills County SWCD (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Pony Creek Watershed Site 34 built?

Pony Creek Watershed Site 34 was completed in 1963, making it 63 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 Pony Creek Watershed Site 34?

Pony Creek Watershed Site 34 serves the following purposes: Fire Protection, Stock, Or Small Fish Pond, Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Pony Creek Watershed Site 34?

Pony Creek Watershed Site 34 has a dam height of 46 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 Pony Creek Watershed Site 34 last inspected?

Pony Creek Watershed Site 34 was last inspected on September 22, 2003. 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.