Miller No. 1

NORTH CHUGWATER CREEK· Platte, Wyoming· Built 1949· Earth· 33 ft tall
Low Hazard Irrigation Private

Key Takeaway

Miller No. 1 is classified as low hazard in Wyoming. It was completed in 1949 and is 77 years old. Its primary use is irrigation.

Physical Details

Dam Height 33 ft (taller than 75.3% in WY)
Dam Length260 ft
Dam TypeEarth
Max Storage56 acre-ft
Normal Storage35 acre-ft
Surface Area4 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed1949 (77 years old)
NID IDWY00158

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: June 29, 2021
State Regulated: Yes
Regulatory Agency: SEO

Ownership

STEVE DILTS FAMILY LIMITED PARTNERSHIP

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Miller No. 1?

Miller No. 1 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 Miller No. 1?

Miller No. 1 is owned by STEVE DILTS FAMILY LIMITED PARTNERSHIP (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Miller No. 1 built?

Miller No. 1 was completed in 1949, making it 77 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 Miller No. 1?

Miller No. 1 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 Miller No. 1?

Miller No. 1 has a dam height of 33 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 Miller No. 1 last inspected?

Miller No. 1 was last inspected on June 29, 2021. 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.