Overton is an earth dam located in Grant County, Oklahoma, built in 1976. It carries a Low hazard potential classification.
Dam profile
NID height · 30 ft30 ft tall and 250 ft long, taller than 68% 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 Overton
Overton is a dam in Grant, Oklahoma. The dam is owned by Joy & Ernest Overton (private). It impounds the Tr-salt Fork Ark Riv near Salt Fork.
The dam stands 30 feet tall and stretches 250 feet across, and has a maximum storage capacity of 60 acre-feet. Completed in 1976, the structure is 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 11/30/2010. That was over 15 years ago.
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Location
| State | Oklahoma |
| County | Grant |
| Nearest City | Salt Fork |
| River/Stream | Tr-salt Fork Ark Riv |
| Coordinates | 36.64711, -97.69469 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 250 ft |
| Year Completed | 1976 (50 years old) |
Storage & Hydraulics
| NID Storage | 60 acre-ft |
| Max Storage | 60 acre-ft |
| Normal Storage | 50 acre-ft |
| Max Discharge | 2,232 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | Joy & Ernest Overton |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 11/30/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK13186 |
| Federal ID | OK13186 |
| More Info | State Dam Safety Program |