Hollis J.b. is an earth dam located in Greer County, Oklahoma, built in 1960. It carries a Low hazard potential classification.
Dam profile
NID height · 35 ft35 ft tall and 545 ft long, taller than 80% 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 Hollis J.b.
Hollis J.b. is a dam in Greer, Oklahoma. The dam is owned by Thomas H & Karen C Walters (private). It impounds the Root Creek near Jester.
The dam stands 35 feet tall and stretches 545 feet across, creates a reservoir covering 50 acres, and has a maximum storage capacity of 577 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 11/29/2010. That was over 15 years ago.
At 35 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | Oklahoma |
| County | Greer |
| Nearest City | Jester |
| River/Stream | Root Creek |
| Coordinates | 34.97849, -99.79798 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 545 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 577 acre-ft |
| Max Storage | 577 acre-ft |
| Normal Storage | 200 acre-ft |
| Surface Area | 50 acres |
| Max Discharge | 2,790 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | Thomas H & Karen C Walters |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 11/29/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK10429 |
| Federal ID | OK10429 |
| More Info | State Dam Safety Program |