Gravel Springs Dam

TRIB MAUVAISE TERRE CREEK· Morgan, Illinois· Built 1990· Earth· 28 ft tall
Low Hazard Fish And Wildlife Pond Recreation Private

Key Takeaway

Gravel Springs Dam is classified as low hazard in Illinois. It was completed in 1990 and is 36 years old. Its primary use is fish and wildlife pond.

Physical Details

Dam Height 28 ft (taller than 54.6% in IL)
Dam Length265 ft
Dam TypeEarth
Max Storage315 acre-ft
Normal Storage192 acre-ft
Surface Area10 acres
Drainage Area0 sq mi
Max Discharge1,159 cfs
Year Completed1990 (36 years old)
Year Modified1998
NID IDIL50440

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 24, 2020
State Regulated: Yes
Regulatory Agency: IDNR

Ownership

RICHARD COOP

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Gravel Springs Dam?

Gravel Springs 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 Gravel Springs Dam?

Gravel Springs Dam is owned by RICHARD COOP (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Gravel Springs Dam built?

Gravel Springs Dam was completed in 1990, making it 36 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 Gravel Springs Dam?

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

How tall is Gravel Springs Dam?

Gravel Springs Dam has a dam height of 28 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 Gravel Springs Dam last inspected?

Gravel Springs Dam was last inspected on June 24, 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.