Adam Dam

TR- COON CREEK· Jefferson, Iowa· Built 1999· Earth· 21 ft tall

Key Takeaway

Adam Dam is classified as low hazard in Iowa. It was completed in 1999 and is 27 years old. Its primary use is fire protection.

Physical Details

Dam Height 21 ft (taller than 8.8% in IA)
Dam Length505 ft
Dam TypeEarth
Max Storage60 acre-ft
Normal Storage29 acre-ft
Surface Area6 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed1999 (27 years old)
NID IDIA03212

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: October 14, 1999
State Regulated: Yes
Regulatory Agency: IOWA DNR

Ownership

Doug Adam

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Adam Dam?

Adam 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 Adam Dam?

Adam Dam is owned by Doug Adam (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Adam Dam built?

Adam Dam was completed in 1999, making it 27 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 Adam Dam?

Adam Dam serves the following purposes: Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Adam Dam?

Adam Dam has a dam height of 21 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 Adam Dam last inspected?

Adam Dam was last inspected on October 14, 1999. 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.