Maramec is a dam located in Pawnee County, Oklahoma, built in 1940. It carries a Low hazard potential classification.
Dam profile
NID height · 23 ft23 ft tall and 1,520 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 Maramec
The primary purpose of Maramec is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Ryan & Osborne Ranch LLC (private). It impounds the Tr-west Branch Creek near Maramec.
The dam stands 23 feet tall and stretches 1,520 feet across, creates a reservoir covering 28 acres, and has a maximum storage capacity of 1,100 acre-feet. Completed in 1940, the structure is well-established, with more than 75 years of service.
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 12/01/2010. That was over 15 years ago.
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Location
| State | Oklahoma |
| County | Pawnee |
| Nearest City | Maramec |
| River/Stream | Tr-west Branch Creek |
| Coordinates | 36.24918, -96.67782 |
Physical Characteristics
| NID Height | 23 ft |
| Dam Height | 23 ft |
| Dam Length | 1,520 ft |
| Year Completed | 1940 (86 years old) |
Storage & Hydraulics
| NID Storage | 1,100 acre-ft |
| Max Storage | 1,100 acre-ft |
| Normal Storage | 600 acre-ft |
| Surface Area | 28 acres |
| Max Discharge | 1,940 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Ryan & Osborne Ranch LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 12/01/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK12758 |
| Federal ID | OK12758 |
| More Info | State Dam Safety Program |