Lacey-Keosaqua Park Lake Dam

TR-DES MOINES· Van Buren, Iowa· Built 1930· Earth· 47 ft tall
Low Hazard Recreation State Government

Key Takeaway

Lacey-Keosaqua Park Lake Dam is classified as low hazard in Iowa. It was completed in 1930 and is 96 years old. Its primary use is recreation.

Physical Details

Dam Height 47 ft (taller than 93.3% in IA)
Dam Length312 ft
Dam TypeEarth
Max Storage455 acre-ft
Normal Storage207 acre-ft
Surface Area23 acres
Drainage Area1 sq mi
Max Discharge0 cfs
Year Completed1930 (96 years old)
Year Modified1998
NID IDIA01380

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: June 29, 2015
State Regulated: Yes
Regulatory Agency: IOWA DNR

Ownership

Iowa Department of Natural Resources

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lacey-Keosaqua Park Lake Dam?

Lacey-Keosaqua Park Lake 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 Lacey-Keosaqua Park Lake Dam?

Lacey-Keosaqua Park Lake Dam is owned by Iowa Department of Natural Resources (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lacey-Keosaqua Park Lake Dam built?

Lacey-Keosaqua Park Lake Dam was completed in 1930, making it 96 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 Lacey-Keosaqua Park Lake Dam?

Lacey-Keosaqua Park Lake Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Lacey-Keosaqua Park Lake Dam?

Lacey-Keosaqua Park Lake Dam has a dam height of 47 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 Lacey-Keosaqua Park Lake Dam last inspected?

Lacey-Keosaqua Park Lake Dam was last inspected on June 29, 2015. 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.