Anne Marie #1
Anne Marie #1 is an earth dam located in Carbon County, Wyoming, built in 1996. It carries a Low hazard potential classification and has a fair condition assessment.
About Anne Marie #1
The primary purpose of Anne Marie #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 Upper Cedar Creek Ranch Llc (private). It impounds the Troublesome Creek near Corpening Ranch.
The dam stands 28 feet tall and stretches 632 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 65 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1996, the structure is 30 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 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 09/27/2022.
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Location
| State | Wyoming |
| County | Carbon |
| Nearest City | Corpening Ranch |
| River/Stream | Troublesome Creek |
| Coordinates | 41.42930, -106.58600 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 632 ft |
| Year Completed | 1996 (30 years old) |
Storage & Hydraulics
| NID Storage | 65 acre-ft |
| Max Storage | 65 acre-ft |
| Normal Storage | 39 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 770 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | UPPER CEDAR CREEK RANCH LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 09/27/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY02117 |
| Federal ID | WY02117 |
| More Info | State Dam Safety Program |