Trail No. 1 is an earth dam located in Converse County, Wyoming, built in 1955. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 31 ft31 ft tall and 810 ft long, taller than 72% 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 Trail No. 1
The primary purpose of Trail No. 1 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by James H. Brow & Gayle Brow Ulibarri (private). It impounds the Trail Creek near Guernsey.
The dam stands 31 feet tall and stretches 810 feet across, creates a reservoir covering 10 acres, and has a maximum storage capacity of 145 acre-feet. Completed in 1955, 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 09/09/2021.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Wyoming |
| County | Converse |
| Nearest City | Guernsey |
| River/Stream | Trail Creek |
| Coordinates | 42.56560, -105.39510 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 30 ft |
| Dam Length | 810 ft |
| Year Completed | 1955 (71 years old) |
Storage & Hydraulics
| NID Storage | 145 acre-ft |
| Max Storage | 145 acre-ft |
| Normal Storage | 86 acre-ft |
| Surface Area | 10 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | James H. Brow & Gayle Brow Ulibarri |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 09/09/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY00267 |
| Federal ID | WY00267 |
| More Info | State Dam Safety Program |