Oknoname 051021
Oknoname 051021 is an earth dam located in Grady County, Oklahoma, built in 1960. It carries a Low hazard potential classification.
About Oknoname 051021
Oknoname 051021 is a dam in Grady, Oklahoma. The dam is owned by Henry & Jo Ann Hoffman (private). It impounds the Tr-salt Cr near Chickasha.
The dam stands 20 feet tall and stretches 390 feet across, creates a reservoir covering 7 acres, and has a maximum storage capacity of 120 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 08/30/2010. That was over 15 years ago.
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Location
| State | Oklahoma |
| County | Grady |
| Nearest City | Chickasha |
| River/Stream | Tr-salt Cr |
| Coordinates | 35.16273, -97.97922 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 390 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 120 acre-ft |
| Max Storage | 120 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 7 acres |
| Max Discharge | 640 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | HENRY & JO ANN HOFFMAN |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 08/30/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK12898 |
| Federal ID | OK12898 |
| More Info | State Dam Safety Program |