Upper Spring Lake Dam

MISSISSIPPI RIVER· Carroll, Illinois· Rockfill· 12 ft tall
Low Hazard Fish And Wildlife Pond Federal Government

Key Takeaway

Upper Spring Lake Dam is classified as low hazard in Illinois. Its primary use is fish and wildlife pond.

Physical Details

Dam Height 12 ft (taller than 10% in IL)
Dam Length1,200 ft
Dam TypeRockfill
Normal Storage2.2K acre-ft
Surface Area560 acres
NID IDIL50464

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: April 12, 2023
State Regulated: Yes
Regulatory Agency: IDNR

Ownership

CEMVR

Federal Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Upper Spring Lake Dam?

Upper Spring 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 Upper Spring Lake Dam?

Upper Spring Lake Dam is owned by CEMVR (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Upper Spring Lake Dam?

Upper Spring Lake 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 Upper Spring Lake Dam?

Upper Spring Lake 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.

When was Upper Spring Lake Dam last inspected?

Upper Spring Lake Dam was last inspected on April 12, 2023. 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.