Smith No. 1
Smith No. 1 is an earth dam located in Johnson County, Wyoming, built in 1957. It carries a Low hazard potential classification and has a poor condition assessment.
About Smith No. 1
The primary purpose of Smith No. 1 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 John Zezas & Sons Ranch (private). It impounds the Homestead Draw near Arvada.
The dam stands 28 feet tall and stretches 320 feet across, creates a reservoir covering 9 acres, and has a maximum storage capacity of 118 acre-feet. Completed in 1957, the structure is well into its service life at over 50 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 05/28/2025.
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Location
| State | Wyoming |
| County | Johnson |
| Nearest City | Arvada |
| River/Stream | Homestead Draw |
| Coordinates | 44.03667, -106.57972 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 27 ft |
| Dam Length | 320 ft |
| Year Completed | 1957 (69 years old) |
Storage & Hydraulics
| NID Storage | 118 acre-ft |
| Max Storage | 118 acre-ft |
| Normal Storage | 65 acre-ft |
| Surface Area | 9 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | JOHN ZEZAS & SONS RANCH |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 05/28/2025 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY00775 |
| Federal ID | WY00775 |
| More Info | State Dam Safety Program |