Boatman An
Boatman An is an earth dam located in Okmulgee County, Oklahoma, built in 1965. It carries a Low hazard potential classification.
About Boatman An
Boatman An is a dam in Okmulgee, Oklahoma. The dam is owned by Laurence L Rosier (private). It impounds the Tr-flat Rock Creek near Preston.
The dam stands 47 feet tall and stretches 550 feet across, creates a reservoir covering 10 acres, and has a maximum storage capacity of 800 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 08/24/2011. That was over 14 years ago.
At 47 feet, this dam is taller than 92% of dams nationwide.
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Location
| State | Oklahoma |
| County | Okmulgee |
| Nearest City | Preston |
| River/Stream | Tr-flat Rock Creek |
| Coordinates | 35.72598, -95.99880 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 47 ft |
| Dam Height | 47 ft |
| Dam Length | 550 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 800 acre-ft |
| Max Storage | 800 acre-ft |
| Normal Storage | 40 acre-ft |
| Surface Area | 10 acres |
| Max Discharge | 2,880 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | LAURENCE L ROSIER |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 08/24/2011 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK12796 |
| Federal ID | OK12796 |
| More Info | State Dam Safety Program |