Sloan #1 is an earth dam located in Weld County, Colorado, built in 1959. It carries a Low hazard potential classification.
Dam profile
NID height · 22 ft22 ft tall and 697 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Sloan #1
The primary purpose of Sloan #1 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Trent Cook, (private). It impounds the South Platte River-tr near Keenesburg.
The dam stands 22 feet tall and stretches 697 feet across, creates a reservoir covering 8 acres, has a maximum storage capacity of 100 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1959, the structure is well into its service life at over 50 years 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 08/12/2021.
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Location
| State | Colorado |
| County | Weld |
| Nearest City | Keenesburg |
| River/Stream | South Platte River-tr |
| Coordinates | 40.10188, -104.51230 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 21 ft |
| Dam Length | 697 ft |
| Year Completed | 1959 (67 years old) |
Storage & Hydraulics
| NID Storage | 100 acre-ft |
| Max Storage | 100 acre-ft |
| Normal Storage | 39 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 1,870 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Trent Cook, |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 08/12/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO00115 |
| Federal ID | CO00115 |
| More Info | State Dam Safety Program |