Williams-mccreery
Williams-mccreery is an earth dam located in Morgan County, Colorado, built in 1910. It carries a Low hazard potential classification.
About Williams-mccreery
The primary purpose of Williams-mccreery is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Colorado State Land Board, North Central Dst (broo (state). It impounds the San Arroyo Creek near Fort Morgan.
The dam stands 51 feet tall and stretches 3,800 feet across, creates a reservoir covering 298 acres, has a maximum storage capacity of 23,500 acre-feet, and collects water from a drainage area of 69 square miles. Completed in 1910, 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 05/20/2021.
At 51 feet, this dam is taller than 93% of dams nationwide.
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Location
| State | Colorado |
| County | Morgan |
| Nearest City | Fort Morgan |
| River/Stream | San Arroyo Creek |
| Coordinates | 40.05366, -103.88261 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 51 ft |
| Dam Height | 51 ft |
| Dam Length | 3,800 ft |
| Year Completed | 1910 (116 years old) |
Storage & Hydraulics
| NID Storage | 23,500 acre-ft |
| Max Storage | 23,500 acre-ft |
| Normal Storage | 1,924 acre-ft |
| Surface Area | 298 acres |
| Drainage Area | 69 sq mi |
| Max Discharge | 51,990 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | COLORADO STATE LAND BOARD, NORTH CENTRAL DST (BROO |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 05/20/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO01994 |
| Federal ID | CO01994 |
| More Info | State Dam Safety Program |