Ault is an earth dam located in Gunnison County, Colorado, built in 1959. It carries a Low hazard potential classification.
Dam profile
NID height · 51 ft51 ft tall and 435 ft long, taller than 93% of U.S. dams with a recorded height. Height is drawn to scale against a ten-story building, about 100 ft; the profile is a generic embankment section and the water level is illustrative.
About Ault
The primary purpose of Ault is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Aspen Leaf Ranch (private). It impounds the Muddy Creek-tr near Paonia.
The dam stands 51 feet tall and stretches 435 feet across, creates a reservoir covering 7 acres, and has a maximum storage capacity of 140 acre-feet. Completed in 1959, 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. The most recent inspection on record was 06/08/2022.
At 51 feet, this dam is taller than 93% of dams nationwide.
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Location
| State | Colorado |
| County | Gunnison |
| Nearest City | Paonia |
| River/Stream | Muddy Creek-tr |
| Coordinates | 39.07318, -107.43796 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 51 ft |
| Dam Height | 49 ft |
| Dam Length | 435 ft |
| Year Completed | 1959 (67 years old) |
Storage & Hydraulics
| NID Storage | 140 acre-ft |
| Max Storage | 140 acre-ft |
| Normal Storage | 105 acre-ft |
| Surface Area | 7 acres |
| Max Discharge | 441 cfs |
| Spillway Type | None |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Aspen Leaf Ranch |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 06/08/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO00335 |
| Federal ID | CO00335 |
| More Info | State Dam Safety Program |