Thirty-Fifth Street Dam

TR-JORDAN CREEK· Polk, Iowa· Built 1992· Earth· 23 ft tall
Significant Hazard Other Local Government

Key Takeaway

Thirty-Fifth Street Dam is classified as significant hazard in Iowa. It was completed in 1992 and is 34 years old. Its primary use is other. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 23 ft (taller than 13.3% in IA)
Dam Length530 ft
Dam TypeEarth
Max Storage95 acre-ft
Normal Storage25 acre-ft
Surface Area5 acres
Drainage Area1 sq mi
Max Discharge0 cfs
Year Completed1992 (34 years old)
NID IDIA02856

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

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

Emergency Action Plan: No
Last Inspection: November 29, 2005
State Regulated: Yes
Regulatory Agency: IOWA DNR

Ownership

City of West Des Moines

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Thirty-Fifth Street Dam?

Thirty-Fifth Street Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Thirty-Fifth Street Dam?

Thirty-Fifth Street Dam is owned by City of West Des Moines (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Thirty-Fifth Street Dam built?

Thirty-Fifth Street Dam was completed in 1992, making it 34 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 Thirty-Fifth Street Dam?

Thirty-Fifth Street Dam serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Thirty-Fifth Street Dam?

Thirty-Fifth Street Dam has a dam height of 23 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 Thirty-Fifth Street Dam last inspected?

Thirty-Fifth Street Dam was last inspected on November 29, 2005. 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.