T.e.c.
T.e.c. is an earth dam located in Natrona County, Wyoming, built in 1910. It carries a Significant hazard potential classification and has a fair condition assessment.
About T.e.c.
The primary purpose of T.e.c. is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Dem Ranch Limited Partnership (private). It impounds the Trail Draw near Arvada.
The dam stands 48 feet tall and stretches 1,076 feet across, creates a reservoir covering 28 acres, and has a maximum storage capacity of 344 acre-feet. Completed in 1910, the structure is over a century old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 05/01/2023.
At 48 feet, this dam is taller than 92% of dams nationwide.
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Location
| State | Wyoming |
| County | Natrona |
| Nearest City | Arvada |
| River/Stream | Trail Draw |
| Coordinates | 43.05028, -107.00528 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 48 ft |
| Dam Height | 48 ft |
| Dam Length | 1,076 ft |
| Year Completed | 1910 (116 years old) |
Storage & Hydraulics
| NID Storage | 344 acre-ft |
| Max Storage | 344 acre-ft |
| Normal Storage | 294 acre-ft |
| Surface Area | 28 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | DEM RANCH LIMITED PARTNERSHIP |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 05/01/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY00957 |
| Federal ID | WY00957 |
| More Info | State Dam Safety Program |