Steele Brothers #1
Steele Brothers #1 is an earth dam located in Boulder County, Colorado, built in 1918. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Steele Brothers #1
The primary purpose of Steele Brothers #1 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Boulder County Parks And Open Space (alexander, Ro (local government). It impounds the Dry Creek near Longmont.
The dam stands 12 feet tall and stretches 750 feet across, creates a reservoir covering 10 acres, and has a maximum storage capacity of 73 acre-feet. Completed in 1918, 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 10/15/2020.
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Location
| State | Colorado |
| County | Boulder |
| Nearest City | Longmont |
| River/Stream | Dry Creek |
| Coordinates | 40.13863, -105.21611 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 750 ft |
| Year Completed | 1918 (108 years old) |
Storage & Hydraulics
| NID Storage | 73 acre-ft |
| Max Storage | 73 acre-ft |
| Normal Storage | 30 acre-ft |
| Surface Area | 10 acres |
| Max Discharge | 21 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | BOULDER COUNTY PARKS AND OPEN SPACE (ALEXANDER, RO |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/15/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO01214 |
| Federal ID | CO01214 |
| More Info | State Dam Safety Program |