Nast Reservoir is an earth dam located in Pitkin County, Colorado, built in 1966. It carries a Low hazard potential classification.
Dam profile
NID height · 10 ft10 ft tall and 425 ft long. 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 Nast Reservoir
The primary purpose of Nast Reservoir is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Usda Fs (federal). It impounds the Diversion of Frying Pan R near Norrie.
The dam stands 10 feet tall and stretches 425 feet across, has a maximum storage capacity of 50 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1966, 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 08/22/2019.
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Location
| State | Colorado |
| County | Pitkin |
| Nearest City | Norrie |
| River/Stream | Diversion of Frying Pan R |
| Coordinates | 39.29659, -106.60679 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 425 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 50 acre-ft |
| Max Storage | 50 acre-ft |
| Normal Storage | 35 acre-ft |
| Drainage Area | 2 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | Usda Fs |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 08/22/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO03034 |
| Federal ID | CO03034 |
| More Info | State Dam Safety Program |