Twin Lake #1
Twin Lake #1 is an earth dam located in Delta County, Colorado, built in 1889. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Twin Lake #1
The primary purpose of Twin Lake #1 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Twin Lake Resevoir Partners (private). It impounds the Surface Creek-tr near Cedaredge.
The dam stands 21 feet tall and stretches 240 feet across, creates a reservoir covering 14 acres, and has a maximum storage capacity of 110 acre-feet. Completed in 1889, the structure is over a century 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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 10/03/2022.
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Location
| State | Colorado |
| County | Delta |
| Nearest City | Cedaredge |
| River/Stream | Surface Creek-tr |
| Coordinates | 39.06500, -107.84223 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 240 ft |
| Year Completed | 1889 (137 years old) |
Storage & Hydraulics
| NID Storage | 110 acre-ft |
| Max Storage | 110 acre-ft |
| Normal Storage | 82 acre-ft |
| Surface Area | 14 acres |
| Max Discharge | 45 cfs |
| Spillway Type | None |
Ownership & Safety
| Purpose | Irrigation |
| Owner | TWIN LAKE RESEVOIR PARTNERS |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/03/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO00634 |
| Federal ID | CO00634 |
| More Info | State Dam Safety Program |