Sundby
Sundby is an earth dam located in Albany County, Wyoming, built in 1945. It carries a Low hazard potential classification and has a poor condition assessment.
About Sundby
The primary purpose of Sundby is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Laramie River Holdings, Llc C/ O Arthur Sigel (private). It impounds the Hecht Creek near Laramie.
The dam stands 21 feet tall and stretches 685 feet across, creates a reservoir covering 10 acres, and has a maximum storage capacity of 119 acre-feet. Completed in 1945, the structure is well-established, with more than 75 years of service.
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 07/18/2024.
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Location
| State | Wyoming |
| County | Albany |
| Nearest City | Laramie |
| River/Stream | Hecht Creek |
| Coordinates | 41.19889, -106.08417 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 685 ft |
| Year Completed | 1945 (81 years old) |
Storage & Hydraulics
| NID Storage | 119 acre-ft |
| Max Storage | 119 acre-ft |
| Normal Storage | 59 acre-ft |
| Surface Area | 10 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | LARAMIE RIVER HOLDINGS, LLC C/ O ARTHUR SIGEL |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 07/18/2024 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY00107 |
| Federal ID | WY00107 |
| More Info | State Dam Safety Program |