Lower Spicer

HOLMAN DRAW-OFFSTREAM· Natrona, Wyoming· Built 1951· Earth· 17 ft tall
Significant Hazard Fire Protection Stock Or Small Fish Pond Private

Key Takeaway

Lower Spicer is classified as significant hazard in Wyoming. It was completed in 1951 and is 75 years old. Its primary use is fire protection. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 17 ft (taller than 15% in WY)
Dam Length216 ft
Dam TypeEarth
Max Storage17 acre-ft
Normal Storage7 acre-ft
Surface Area2 acres
Drainage Area1 sq mi
Max Discharge583 cfs
Year Completed1951 (75 years old)
NID IDWY02069

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: April 18, 2023
State Regulated: Yes
Regulatory Agency: SEO

Ownership

FRANK M. HARTUNG

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lower Spicer?

Lower Spicer 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 Lower Spicer?

Lower Spicer is owned by FRANK M. HARTUNG (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lower Spicer built?

Lower Spicer was completed in 1951, making it 75 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 Lower Spicer?

Lower Spicer serves the following purposes: Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Lower Spicer?

Lower Spicer has a dam height of 17 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 Lower Spicer last inspected?

Lower Spicer was last inspected on April 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.