Supply Basin
Supply Basin is an earth dam located in Garfield County, Colorado, built in 1911. It carries a Low hazard potential classification.
About Supply Basin
The primary purpose of Supply Basin is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Colorado Parks And Wildlife (state). It impounds the Deep Creek near Glenwood Spgs.
The dam stands 13 feet tall and stretches 140 feet across, creates a reservoir covering 22 acres, and has a maximum storage capacity of 267 acre-feet. Completed in 1911, 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. The most recent inspection on record was 07/30/2019.
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Location
| State | Colorado |
| County | Garfield |
| Nearest City | Glenwood Spgs |
| River/Stream | Deep Creek |
| Coordinates | 39.75960, -107.32307 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 13 ft |
| Dam Height | 13 ft |
| Dam Length | 140 ft |
| Year Completed | 1911 (115 years old) |
Storage & Hydraulics
| NID Storage | 267 acre-ft |
| Max Storage | 267 acre-ft |
| Normal Storage | 139 acre-ft |
| Surface Area | 22 acres |
| Max Discharge | 1,600 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | COLORADO PARKS AND WILDLIFE |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 07/30/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO01594 |
| Federal ID | CO01594 |
| More Info | State Dam Safety Program |