Nugent-Schpanski 6 Lake Dam

TRIB SOUTH FORK OTTER CREEK· Jersey, Illinois· Built 1956· Earth· 40 ft tall
Low Hazard Irrigation Recreation Private

Key Takeaway

Nugent-Schpanski 6 Lake Dam is classified as low hazard in Illinois. It was completed in 1956 and is 70 years old. Its primary use is irrigation.

Physical Details

Dam Height 40 ft (taller than 83.1% in IL)
Dam Length430 ft
Dam TypeEarth
Max Storage89 acre-ft
Normal Storage66 acre-ft
Surface Area3 acres
Drainage Area0 sq mi
Max Discharge85 cfs
Year Completed1956 (70 years old)
NID IDIL00896

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: September 30, 2013
State Regulated: Yes
Regulatory Agency: IDNR

Ownership

NUGENT & SHAPANSKI

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Nugent-Schpanski 6 Lake Dam?

Nugent-Schpanski 6 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 Nugent-Schpanski 6 Lake Dam?

Nugent-Schpanski 6 Lake Dam is owned by NUGENT & SHAPANSKI (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Nugent-Schpanski 6 Lake Dam built?

Nugent-Schpanski 6 Lake Dam was completed in 1956, making it 70 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 Nugent-Schpanski 6 Lake Dam?

Nugent-Schpanski 6 Lake Dam serves the following purposes: Irrigation, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Nugent-Schpanski 6 Lake Dam?

Nugent-Schpanski 6 Lake Dam has a dam height of 40 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 Nugent-Schpanski 6 Lake Dam last inspected?

Nugent-Schpanski 6 Lake Dam was last inspected on September 30, 2013. 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.