Mud Gulch Det. Mg-1
Mud Gulch Det. Mg-1 is an earth dam located in Fremont County, Colorado, built in 1971. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Mud Gulch Det. Mg-1
The primary purpose of Mud Gulch Det. Mg-1 is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Fremont County Engineer (teigen, Lucas) (local government). It impounds the Arkansas River-tr near Florence.
The dam stands 69 feet tall and stretches 428 feet across, creates a reservoir covering 30 acres, has a maximum storage capacity of 773 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1971, the structure is well into its service life at over 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 05/20/2021.
At 69 feet, this dam is taller than 96% of all dams in the United States.
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Location
| State | Colorado |
| County | Fremont |
| Nearest City | Florence |
| River/Stream | Arkansas River-tr |
| Coordinates | 38.46501, -105.15390 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 69 ft |
| Dam Height | 48 ft |
| Dam Length | 428 ft |
| Year Completed | 1971 (55 years old) |
Storage & Hydraulics
| NID Storage | 773 acre-ft |
| Max Storage | 773 acre-ft |
| Normal Storage | 432 acre-ft |
| Surface Area | 30 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 16,000 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | FREMONT COUNTY ENGINEER (TEIGEN, LUCAS) |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/20/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CO00469 |
| Federal ID | CO00469 |
| More Info | State Dam Safety Program |