Wolf Creek Subwatershed Site 4-4

TR- EAST FORK WOLF CREEK· Woodbury, Iowa· Built 1991· Earth· 39 ft tall

Key Takeaway

Wolf Creek Subwatershed Site 4-4 is classified as low hazard in Iowa. It was completed in 1991 and is 35 years old. Its primary use is fire protection.

Physical Details

Dam Height 39 ft (taller than 82.4% in IA)
Dam Length928 ft
Dam TypeEarth
Max Storage211 acre-ft
Normal Storage78 acre-ft
Surface Area11 acres
Drainage Area1 sq mi
Max Discharge0 cfs
Year Completed1991 (35 years old)
NID IDIA02584

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: November 9, 2002
State Regulated: Yes
Regulatory Agency: IOWA DNR

Ownership

Woodbury County SWCD

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Wolf Creek Subwatershed Site 4-4?

Wolf Creek Subwatershed Site 4-4 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 Wolf Creek Subwatershed Site 4-4?

Wolf Creek Subwatershed Site 4-4 is owned by Woodbury County SWCD (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Wolf Creek Subwatershed Site 4-4 built?

Wolf Creek Subwatershed Site 4-4 was completed in 1991, making it 35 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 Wolf Creek Subwatershed Site 4-4?

Wolf Creek Subwatershed Site 4-4 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 Wolf Creek Subwatershed Site 4-4?

Wolf Creek Subwatershed Site 4-4 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 Wolf Creek Subwatershed Site 4-4 last inspected?

Wolf Creek Subwatershed Site 4-4 was last inspected on November 9, 2002. 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.