Oknoname 089018 is an earth dam located in McCurtain County, Oklahoma, built in 1960. It carries a Low hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 4,000 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 Oknoname 089018
The primary purpose of Oknoname 089018 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by US Forest Service (federal). It impounds the Norwood Creek near Pine Ridge School.
The dam stands 20 feet tall and stretches 4,000 feet across, and has a maximum storage capacity of 175 acre-feet. Completed in 1960, 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 05/11/2010. That was over 16 years ago.
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Location
| State | Oklahoma |
| County | McCurtain |
| Nearest City | Pine Ridge School |
| River/Stream | Norwood Creek |
| Coordinates | 33.73008, -94.62509 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 4,000 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 175 acre-ft |
| Max Storage | 175 acre-ft |
| Normal Storage | 140 acre-ft |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | US Forest Service |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/11/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK02082 |
| Federal ID | OK02082 |
| More Info | State Dam Safety Program |