Catwalk is an earth dam located in Sheridan County, Wyoming. It carries a Low hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 31 ft31 ft tall and 380 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 Catwalk
The primary purpose of Catwalk is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Triple Diamond Land & Cattle, LLC (private). It impounds the Gangplank Creek near Unnamed Ranch.
The dam stands 31 feet tall and stretches 380 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 59 acre-feet, and collects water from a drainage area of 1 square miles.
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 04/03/2024.
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Location
| State | Wyoming |
| County | Sheridan |
| Nearest City | Unnamed Ranch |
| River/Stream | Gangplank Creek |
| Coordinates | 44.90417, -106.76528 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 30 ft |
| Dam Length | 380 ft |
Storage & Hydraulics
| NID Storage | 59 acre-ft |
| Max Storage | 59 acre-ft |
| Normal Storage | 33 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 2,517 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Triple Diamond Land & Cattle, LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 04/03/2024 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY02319 |
| Federal ID | WY02319 |
| More Info | State Dam Safety Program |