Morris Lake
Morris Lake is a rockfill dam located in Okmulgee County, Oklahoma, built in 1920. It carries a Low hazard potential classification.
About Morris Lake
The primary purpose of Morris Lake is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by City Of Morris (local government). It impounds the Tr-long Br. Creek near Hoffman.
The dam stands 27 feet tall and stretches 950 feet across, creates a reservoir covering 36 acres, and has a maximum storage capacity of 940 acre-feet. Completed in 1920, the structure is over a century 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 08/17/2011. That was over 14 years ago.
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Location
| State | Oklahoma |
| County | Okmulgee |
| Nearest City | Hoffman |
| River/Stream | Tr-long Br. Creek |
| Coordinates | 35.63276, -95.86706 |
Physical Characteristics
| Dam Type | Rockfill |
| NID Height | 27 ft |
| Dam Height | 27 ft |
| Dam Length | 950 ft |
| Year Completed | 1920 (106 years old) |
Storage & Hydraulics
| NID Storage | 940 acre-ft |
| Max Storage | 940 acre-ft |
| Normal Storage | 460 acre-ft |
| Surface Area | 36 acres |
| Max Discharge | 36,000 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | CITY OF MORRIS |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 08/17/2011 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK01361 |
| Federal ID | OK01361 |
| More Info | State Dam Safety Program |