Flat Top
Flat Top is an earth dam located in Routt County, Colorado, built in 1915. It carries a Low hazard potential classification.
About Flat Top
The primary purpose of Flat Top is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Motherwell Ranch (adams, Elizabeth) (private). It impounds the Butler Creek-tr near Craig.
The dam stands 21 feet tall and stretches 275 feet across, creates a reservoir covering 14 acres, and has a maximum storage capacity of 179 acre-feet. Completed in 1915, 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 07/15/2019.
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Location
| State | Colorado |
| County | Routt |
| Nearest City | Craig |
| River/Stream | Butler Creek-tr |
| Coordinates | 40.25834, -107.36223 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 275 ft |
| Year Completed | 1915 (111 years old) |
Storage & Hydraulics
| NID Storage | 179 acre-ft |
| Max Storage | 179 acre-ft |
| Normal Storage | 105 acre-ft |
| Surface Area | 14 acres |
| Max Discharge | 243 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | MOTHERWELL RANCH (ADAMS, ELIZABETH) |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 07/15/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO01721 |
| Federal ID | CO01721 |
| More Info | State Dam Safety Program |