Island Lake
Island Lake is an earth dam located in Delta County, Colorado, built in 1954. It carries a Significant hazard potential classification and has a fair condition assessment.
About Island Lake
The primary purpose of Island Lake is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Surface Creek Ditch & Reservoir Co. (waibel, Keith (private). It impounds the Ward Creek-tr near Cedaredge.
The dam stands 23 feet tall and stretches 620 feet across, creates a reservoir covering 161 acres, has a maximum storage capacity of 2,355 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1954, 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 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 06/10/2022.
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Location
| State | Colorado |
| County | Delta |
| Nearest City | Cedaredge |
| River/Stream | Ward Creek-tr |
| Coordinates | 39.03333, -108.00223 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 23 ft |
| Dam Height | 18 ft |
| Dam Length | 620 ft |
| Year Completed | 1954 (72 years old) |
Storage & Hydraulics
| NID Storage | 2,355 acre-ft |
| Max Storage | 2,355 acre-ft |
| Normal Storage | 1,432 acre-ft |
| Surface Area | 161 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 600 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | SURFACE CREEK DITCH & RESERVOIR CO. (WAIBEL, KEITH |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 06/10/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CO00577 |
| Federal ID | CO00577 |
| More Info | State Dam Safety Program |