Valana K Reservoir No. 1
Valana K Reservoir No. 1 is an earth dam located in Pitkin County, Colorado, built in 1972. It carries a Significant hazard potential classification and has a unsatisfactory condition assessment.
About Valana K Reservoir No. 1
The primary purpose of Valana K Reservoir No. 1 is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Willis, Ian (private). It impounds the East Sopris near Basalt.
The dam stands 19 feet tall and stretches 190 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 34 acre-feet, and collects water from a drainage area of 20 square miles. Completed in 1972, 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 unsatisfactory, indicating serious safety deficiencies exist that require immediate attention or remedial action. An emergency action plan is in place for this dam. The most recent inspection on record was 05/15/2017.
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Location
| State | Colorado |
| County | Pitkin |
| Nearest City | Basalt |
| River/Stream | East Sopris |
| Coordinates | 39.32307, -107.03363 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 19 ft |
| Dam Height | 19 ft |
| Dam Length | 190 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 34 acre-ft |
| Max Storage | 34 acre-ft |
| Normal Storage | 10 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 20 sq mi |
| Max Discharge | 1,316 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | WILLIS, IAN |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Unsatisfactory |
| Last Inspection | 05/15/2017 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CO02946 |
| Federal ID | CO02946 |
| More Info | State Dam Safety Program |