T.E.C.

TRAIL DRAW· Natrona, Wyoming· Built 1910· Earth· 48 ft tall

Key Takeaway

T.E.C. is classified as significant hazard in Wyoming. It was completed in 1910 and is 116 years old. Its primary use is fire protection. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 48 ft (taller than 93.2% in WY)
Dam Length1,076 ft
Dam TypeEarth
Max Storage344 acre-ft
Normal Storage294 acre-ft
Surface Area28 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed1910 (116 years old)
NID IDWY00957

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: May 1, 2023
State Regulated: Yes
Regulatory Agency: SEO

Ownership

DEM RANCH LIMITED PARTNERSHIP

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of T.E.C.?

T.E.C. 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 T.E.C.?

T.E.C. is owned by DEM RANCH LIMITED PARTNERSHIP (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was T.E.C. built?

T.E.C. was completed in 1910, making it 116 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 T.E.C.?

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

How tall is T.E.C.?

T.E.C. has a dam height of 48 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 T.E.C. last inspected?

T.E.C. was last inspected on May 1, 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.