Wills
Wills is an earth dam located in Jackson County, Colorado, built in 1917. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Wills
The primary purpose of Wills is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by James Hanlon (private). It impounds the Sixmile Creek-os near Saratoga, Wyoming.
The dam stands 13 feet tall and stretches 250 feet across, creates a reservoir covering 10 acres, and has a maximum storage capacity of 60 acre-feet. Completed in 1917, 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 08/31/1989. That was over 36 years ago.
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Location
| State | Colorado |
| County | Jackson |
| Nearest City | Saratoga, Wyoming |
| River/Stream | Sixmile Creek-os |
| Coordinates | 40.99043, -106.46705 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 13 ft |
| Dam Height | 13 ft |
| Dam Length | 250 ft |
| Year Completed | 1917 (109 years old) |
Storage & Hydraulics
| NID Storage | 60 acre-ft |
| Max Storage | 60 acre-ft |
| Normal Storage | 40 acre-ft |
| Surface Area | 10 acres |
| Max Discharge | 149 cfs |
| Spillway Type | None |
Ownership & Safety
| Purpose | Irrigation |
| Owner | JAMES HANLON |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/31/1989 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO01958 |
| Federal ID | CO01958 |
| More Info | State Dam Safety Program |