Bliss No. 1

BILLS CREEK· Niobrara, Wyoming· Built 1970· Earth· 33 ft tall
Low Hazard Irrigation Private

Key Takeaway

Bliss No. 1 is classified as low hazard in Wyoming. It was completed in 1970 and is 56 years old. Its primary use is irrigation.

Physical Details

Dam Height 33 ft (taller than 75.3% in WY)
Dam Length690 ft
Dam TypeEarth
Max Storage428 acre-ft
Normal Storage259 acre-ft
Surface Area28 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed1970 (56 years old)
NID IDWY00419

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 3, 2023
State Regulated: Yes
Regulatory Agency: SEO

Ownership

JOSS LIMITED PARTNERSHIP

Private

Nearby Dams

Lance Creek No. 2

Niobrara, WY

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Lance Creek No. 1

Niobrara, WY

Low Hazard 26 ft

Joss

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Low Hazard 24 ft

Mosier No. 1

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Low Hazard 22 ft

Bast No. 1 Stock

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Low Hazard 29 ft

Magoon No. 1

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Low Hazard 25 ft

Carrico No. 1

Niobrara, WY

Low Hazard 27 ft

Frequently Asked Questions

What is the hazard classification of Bliss No. 1?

Bliss 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 Bliss No. 1?

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

When was Bliss No. 1 built?

Bliss No. 1 was completed in 1970, making it 56 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 Bliss No. 1?

Bliss 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 Bliss No. 1?

Bliss 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 Bliss No. 1 last inspected?

Bliss No. 1 was last inspected on May 3, 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.