Morris Lake
Key Takeaway
Morris Lake is classified as low hazard in Oklahoma. It was completed in 1920 and is 106 years old. Its primary use is recreation.
Physical Details
| Dam Height | 27 ft (taller than 43% in OK) |
| Dam Length | 950 ft |
| Dam Type | Rockfill |
| Max Storage | 940 acre-ft |
| Normal Storage | 460 acre-ft |
| Surface Area | 36 acres |
| Max Discharge | 36,000 cfs |
| Year Completed | 1920 (106 years old) |
| NID ID | OK01361 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
CITY OF MORRIS
Local Government
Nearby Dams
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High Hazard 34 ftOknoname 111027
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Low Hazard 21 ftSCS-Okmulgee Creek Site-2
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Low Hazard 32 ftOknoname 30245
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Low Hazard 23 ftFrequently Asked Questions
What is the hazard classification of Morris Lake?
Morris Lake is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Morris Lake?
Morris Lake is owned by CITY OF MORRIS (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Morris Lake built?
Morris Lake was completed in 1920, making it 106 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of Morris Lake?
Morris Lake serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Morris Lake?
Morris Lake has a dam height of 27 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was Morris Lake last inspected?
Morris Lake was last inspected on August 17, 2011. Inspection dates indicate when a formal review occurred, not the results of that inspection.