Roodhouse Lake Dam

TRIB WOLF RUN· Greene, Illinois· Built 1974· Earth· 26 ft tall
Low Hazard Recreation Local Government

Key Takeaway

Roodhouse Lake Dam is classified as low hazard in Illinois. It was completed in 1974 and is 52 years old. Its primary use is recreation.

Physical Details

Dam Height 26 ft (taller than 47.1% in IL)
Dam Length495 ft
Dam TypeEarth
Max Storage191 acre-ft
Normal Storage142 acre-ft
Year Completed1974 (52 years old)
NID IDIL01027

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 25, 2020
State Regulated: Yes
Regulatory Agency: IDNR

Ownership

CITY OF ROODHOUSE

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Roodhouse Lake Dam?

Roodhouse 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 Roodhouse Lake Dam?

Roodhouse Lake Dam is owned by CITY OF ROODHOUSE (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Roodhouse Lake Dam built?

Roodhouse Lake Dam was completed in 1974, making it 52 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 Roodhouse Lake Dam?

Roodhouse 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 Roodhouse Lake Dam?

Roodhouse Lake Dam has a dam height of 26 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 Roodhouse Lake Dam last inspected?

Roodhouse Lake Dam was last inspected on June 25, 2020. 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.