Headley is an earth dam located in Morgan County, Colorado, built in 1964. It carries a Low hazard potential classification and has a unsatisfactory condition assessment.
Dam profile
NID height · 19 ft19 ft tall and 1,200 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 Headley
The primary purpose of Headley is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Pinneo Feedlot (daryl Rusher) (private). It impounds the Antelope Draw near Sterling.
The dam stands 19 feet tall and stretches 1,200 feet across, creates a reservoir covering 50 acres, has a maximum storage capacity of 262 acre-feet, and collects water from a drainage area of 9 square miles. Completed in 1964, 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. Its condition is rated unsatisfactory, indicating serious safety deficiencies exist that require immediate attention or remedial action. The most recent inspection on record was 06/17/2015. That was over 11 years ago.
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Location
| State | Colorado |
| County | Morgan |
| Nearest City | Sterling |
| River/Stream | Antelope Draw |
| Coordinates | 40.37439, -103.55437 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 19 ft |
| Dam Height | 19 ft |
| Dam Length | 1,200 ft |
| Year Completed | 1964 (62 years old) |
Storage & Hydraulics
| NID Storage | 355 acre-ft |
| Max Storage | 262 acre-ft |
| Normal Storage | 355 acre-ft |
| Surface Area | 50 acres |
| Drainage Area | 9 sq mi |
| Max Discharge | 2,600 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Pinneo Feedlot (daryl Rusher) |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Unsatisfactory |
| Last Inspection | 06/17/2015 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO02017 |
| Federal ID | CO02017 |
| More Info | State Dam Safety Program |