Johnny Crabb Dam is an earth dam located in Greer County, Oklahoma. It carries a Low hazard potential classification.
Dam profile
NID height · 12 ft12 ft tall. 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 Johnny Crabb Dam
Johnny Crabb Dam is a dam in Greer, Oklahoma. The dam is owned by Bentley J Greb (private). It impounds the Unnamed Creek Tri. Salt Fork Red River.
The dam stands 12 feet tall, has a maximum storage capacity of 120 acre-feet, and collects water from a drainage area of 0 square miles.
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.
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Location
| State | Oklahoma |
| County | Greer |
| River/Stream | Unnamed Creek Tri. Salt Fork Red River |
| Coordinates | 34.81645, -99.58272 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 12 ft |
Storage & Hydraulics
| NID Storage | 120 acre-ft |
| Max Storage | 120 acre-ft |
| Normal Storage | 23 acre-ft |
| Drainage Area | 0 sq mi |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | Bentley J Greb |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 11/29/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK30285 |
| Federal ID | OK30285 |
| More Info | State Dam Safety Program |