Van Horn Wetland Dam

TR- OTTER CREEK· Carroll, Iowa· Built 1994· Earth· 12 ft tall
Low Hazard Fish And Wildlife Pond Local Government

Key Takeaway

Van Horn Wetland Dam is classified as low hazard in Iowa. It was completed in 1994 and is 32 years old. Its primary use is fish and wildlife pond.

Physical Details

Dam Height 12 ft (taller than 3.1% in IA)
Dam Length545 ft
Dam TypeEarth
Max Storage375 acre-ft
Normal Storage45 acre-ft
Surface Area21 acres
Drainage Area2 sq mi
Max Discharge0 cfs
Year Completed1994 (32 years old)
Year Modified1997
NID IDIA03015

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
State Regulated: Yes
Regulatory Agency: IOWA DNR

Ownership

Carroll County SWCD

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Van Horn Wetland Dam?

Van Horn Wetland Dam 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 Van Horn Wetland Dam?

Van Horn Wetland Dam is owned by Carroll County SWCD (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Van Horn Wetland Dam built?

Van Horn Wetland Dam was completed in 1994, making it 32 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 Van Horn Wetland Dam?

Van Horn Wetland Dam serves the following purposes: Fish And Wildlife Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Van Horn Wetland Dam?

Van Horn Wetland Dam has a dam height of 12 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.

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.