Mcalester Lake is a gravity dam located in Pittsburg County, Oklahoma, built in 1930. It carries a Low hazard potential classification.
Dam profile
NID height · 35 ft35 ft tall and 700 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 concrete gravity section and the water level is illustrative.
About Mcalester Lake
The primary purpose of Mcalester Lake 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 City of Mcalester (local government). It impounds the Bull Creek near North Mcalester.
The dam stands 35 feet tall and stretches 700 feet across, creates a reservoir covering 1,521 acres, and has a maximum storage capacity of 16,170 acre-feet. Completed in 1930, 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 05/31/2011. 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 | Pittsburg |
| Nearest City | North Mcalester |
| River/Stream | Bull Creek |
| Coordinates | 35.01739, -95.80375 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 700 ft |
| Year Completed | 1930 (96 years old) |
Storage & Hydraulics
| NID Storage | 16,170 acre-ft |
| Max Storage | 16,170 acre-ft |
| Normal Storage | 13,398 acre-ft |
| Surface Area | 1,521 acres |
| Max Discharge | 96,720 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | City of Mcalester |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/31/2011 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK02576 |
| Federal ID | OK02576 |
| More Info | State Dam Safety Program |