Sunny Brook
Sunny Brook is an earth dam located in Prowers County, Colorado, built in 1915. It carries a Low hazard potential classification.
About Sunny Brook
The primary purpose of Sunny Brook is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Smart, E. (monte Ausmusson) (private). It impounds the Arkansas River-os near Lamar.
The dam stands 20 feet tall and stretches 910 feet across, creates a reservoir covering 18 acres, and has a maximum storage capacity of 144 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 10/25/1979. That was over 46 years ago.
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Location
| State | Colorado |
| County | Prowers |
| Nearest City | Lamar |
| River/Stream | Arkansas River-os |
| Coordinates | 38.12667, -102.57557 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 13 ft |
| Dam Length | 910 ft |
| Year Completed | 1915 (111 years old) |
Storage & Hydraulics
| NID Storage | 144 acre-ft |
| Max Storage | 144 acre-ft |
| Normal Storage | 81 acre-ft |
| Surface Area | 18 acres |
| Max Discharge | 1,259 cfs |
| Spillway Type | None |
Ownership & Safety
| Purpose | Irrigation |
| Owner | SMART, E. (MONTE AUSMUSSON) |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 10/25/1979 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO00757 |
| Federal ID | CO00757 |
| More Info | State Dam Safety Program |