Hutchison No.1 is an earth dam located in Ellis County, Oklahoma, built in 1961. It carries a Low hazard potential classification.
Dam profile
NID height · 35 ft35 ft tall and 130 ft long, taller than 80% of U.S. dams with a recorded height. 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 Hutchison No.1
The primary purpose of Hutchison No.1 is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by The Nature Conservatory (private). It impounds the Horse Canyon near Trail.
The dam stands 35 feet tall and stretches 130 feet across, creates a reservoir covering 1 acres, and has a maximum storage capacity of 115 acre-feet. Completed in 1961, 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 12/14/2010. That was over 15 years ago.
At 35 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | Oklahoma |
| County | Ellis |
| Nearest City | Trail |
| River/Stream | Horse Canyon |
| Coordinates | 36.01363, -99.47260 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 130 ft |
| Year Completed | 1961 (65 years old) |
Storage & Hydraulics
| NID Storage | 115 acre-ft |
| Max Storage | 115 acre-ft |
| Normal Storage | 66 acre-ft |
| Surface Area | 1 acres |
| Max Discharge | 1,160 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | The Nature Conservatory |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 12/14/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK00354 |
| Federal ID | OK00354 |
| More Info | State Dam Safety Program |