Stone No. 2 is an earth dam located in Campbell County, Wyoming, built in 1916. It carries a Low hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 29 ft29 ft tall and 1,209 ft long, taller than 65% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Stone No. 2
The primary purpose of Stone No. 2 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Eagle Specialty Materials LLC (private). It impounds the Bone Pile Creek near Hulett.
The dam stands 29 feet tall and stretches 1,209 feet across, creates a reservoir covering 167 acres, and has a maximum storage capacity of 2,501 acre-feet. Completed in 1916, the structure is over a century 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 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 06/28/2023.
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Location
| State | Wyoming |
| County | Campbell |
| Nearest City | Hulett |
| River/Stream | Bone Pile Creek |
| Coordinates | 44.15083, -105.55194 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 29 ft |
| Dam Height | 29 ft |
| Dam Length | 1,209 ft |
| Year Completed | 1916 (110 years old) |
Storage & Hydraulics
| NID Storage | 2,501 acre-ft |
| Max Storage | 2,501 acre-ft |
| Normal Storage | 1,556 acre-ft |
| Surface Area | 167 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Eagle Specialty Materials LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 06/28/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY01017 |
| Federal ID | WY01017 |
| More Info | State Dam Safety Program |