Gardner Lake
Gardner Lake is an earth dam located in Mesa County, Colorado, built in 1980. It carries a Significant hazard potential classification and has a fair condition assessment.
About Gardner Lake
The primary purpose of Gardner Lake is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by City Of Grand Junction (local government). It impounds the Colorado River-tr near Grand Junction.
The dam stands 30 feet tall and stretches 500 feet across, creates a reservoir covering 4 acres, and has a maximum storage capacity of 70 acre-feet. Completed in 1980, the structure is 46 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 04/29/2021.
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Location
| State | Colorado |
| County | Mesa |
| Nearest City | Grand Junction |
| River/Stream | Colorado River-tr |
| Coordinates | 39.05834, -108.61224 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 24 ft |
| Dam Length | 500 ft |
| Year Completed | 1980 (46 years old) |
Storage & Hydraulics
| NID Storage | 70 acre-ft |
| Max Storage | 70 acre-ft |
| Normal Storage | 32 acre-ft |
| Surface Area | 4 acres |
| Max Discharge | 353 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | CITY OF GRAND JUNCTION |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 04/29/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CO01405 |
| Federal ID | CO01405 |
| More Info | State Dam Safety Program |