Oknoname 111058 is an earth dam located in Okmulgee County, Oklahoma, built in 1979. It carries a Low hazard potential classification.
Dam profile
NID height · 32 ft32 ft tall and 3,400 ft long, taller than 74% 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 Oknoname 111058
The primary purpose of Oknoname 111058 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Connie & Gladys Dodge (private). It impounds the Tr-wolf Creek near Grayson.
The dam stands 32 feet tall and stretches 3,400 feet across, creates a reservoir covering 1 acres, and has a maximum storage capacity of 100 acre-feet. Completed in 1979, the structure is 47 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 11/26/2001. That was over 24 years ago.
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Location
| State | Oklahoma |
| County | Okmulgee |
| Nearest City | Grayson |
| River/Stream | Tr-wolf Creek |
| Coordinates | 35.44079, -95.90862 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 3,400 ft |
| Year Completed | 1979 (47 years old) |
Storage & Hydraulics
| NID Storage | 100 acre-ft |
| Max Storage | 100 acre-ft |
| Normal Storage | 45 acre-ft |
| Surface Area | 1 acres |
| Max Discharge | 100 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Connie & Gladys Dodge |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 11/26/2001 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK12320 |
| Federal ID | OK12320 |
| More Info | State Dam Safety Program |