Murrayville Woodson Lake Dam

TRIB HENRY CREEK· Morgan, Illinois· Built 1963· Earth· 28 ft tall
Significant Hazard Water Supply Public Utility

Key Takeaway

Murrayville Woodson Lake Dam is classified as significant hazard in Illinois. It was completed in 1963 and is 63 years old. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 28 ft (taller than 54.6% in IL)
Dam Length248 ft
Dam TypeEarth
Max Storage180 acre-ft
Normal Storage99 acre-ft
Surface Area11 acres
Drainage Area0 sq mi
Max Discharge132 cfs
Year Completed1963 (63 years old)
NID IDIL00721

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: No
Last Inspection: May 18, 2023
State Regulated: Yes
Regulatory Agency: IDNR

Ownership

MURRAYVILLE WOODSON WATER COMMISSION

Public Utility

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Murrayville Woodson Lake Dam?

Murrayville Woodson Lake Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Murrayville Woodson Lake Dam?

Murrayville Woodson Lake Dam is owned by MURRAYVILLE WOODSON WATER COMMISSION (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Murrayville Woodson Lake Dam built?

Murrayville Woodson Lake Dam was completed in 1963, making it 63 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 Murrayville Woodson Lake Dam?

Murrayville Woodson Lake Dam serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Murrayville Woodson Lake Dam?

Murrayville Woodson Lake 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 Murrayville Woodson Lake Dam last inspected?

Murrayville Woodson Lake Dam was last inspected on May 18, 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.