Bill Mcelwain Irrigation Lake Dam

TR-MOUND BRANCH· Bates, Missouri· Built 1975· Earth· 20 ft tall
Low Hazard Irrigation Private

Key Takeaway

Bill Mcelwain Irrigation Lake Dam is classified as low hazard in Missouri. It was completed in 1975 and is 51 years old. Its primary use is irrigation.

Physical Details

Dam Height 20 ft (taller than 7.1% in MO)
Dam Length2,090 ft
Dam TypeEarth
Max Storage186 acre-ft
Normal Storage154 acre-ft
Surface Area1 acres
Drainage Area58 sq mi
Max Discharge67 cfs
Year Completed1975 (51 years old)
NID IDMO50030

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
State Regulated: No

Ownership

BILL MCELWAIN

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Bill Mcelwain Irrigation Lake Dam?

Bill Mcelwain Irrigation 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 Bill Mcelwain Irrigation Lake Dam?

Bill Mcelwain Irrigation Lake Dam is owned by BILL MCELWAIN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Bill Mcelwain Irrigation Lake Dam built?

Bill Mcelwain Irrigation Lake Dam was completed in 1975, making it 51 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 Bill Mcelwain Irrigation Lake Dam?

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

How tall is Bill Mcelwain Irrigation Lake Dam?

Bill Mcelwain Irrigation Lake Dam has a dam height of 20 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.

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.