Walker John a is an earth dam located in Hughes County, Oklahoma, built in 1965. It carries a Low hazard potential classification.
Dam profile
NID height · 19 ft19 ft tall and 610 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 Walker John a
Walker John a is a dam in Hughes, Oklahoma. The dam is owned by Steven H & Johnita K Walker (private). It impounds the Jacobs Cr near Holdenville.
The dam stands 19 feet tall and stretches 610 feet across, creates a reservoir covering 6 acres, and has a maximum storage capacity of 68 acre-feet. Completed in 1965, 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 08/08/2011. That was over 15 years ago.
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Location
| State | Oklahoma |
| County | Hughes |
| Nearest City | Holdenville |
| River/Stream | Jacobs Cr |
| Coordinates | 35.07779, -96.48061 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 19 ft |
| Dam Height | 19 ft |
| Dam Length | 610 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 68 acre-ft |
| Max Storage | 68 acre-ft |
| Normal Storage | 26 acre-ft |
| Surface Area | 6 acres |
| Max Discharge | 1,130 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | Steven H & Johnita K Walker |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 08/08/2011 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK12523 |
| Federal ID | OK12523 |
| More Info | State Dam Safety Program |