Mud

Fresno Slough· Fresno, California· Built 1919· Earth· 14 ft tall
Low Hazard Water Supply Irrigation Public Utility

Key Takeaway

Mud is classified as low hazard in California. It was completed in 1919 and is 107 years old. Its primary use is water supply.

Physical Details

Dam Height 14 ft (taller than 6.7% in CA)
Dam Length127 ft
Dam TypeEarth
Max Storage304 acre-ft
Surface Area38 acres
Year Completed1919 (107 years old)
NID IDCA00913

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: May 27, 2022
State Regulated: Yes
Regulatory Agency: DWR, Division of Safety of Dams

Ownership

James Irrigation District

Public Utility

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Mud?

Mud 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 Mud?

Mud is owned by James Irrigation District (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Mud built?

Mud was completed in 1919, making it 107 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 Mud?

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

How tall is Mud?

Mud has a dam height of 14 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 Mud last inspected?

Mud was last inspected on May 27, 2022. 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.