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Fort Cobb Reservoir has a total capacity of 143,740 acre-feet (177,300,000 m 3) and covers an area of 5,956 acres (24.10 km 2) at top of flood pool level. The uncontrolled morning-glory spillway in the left abutment consists of a concrete intake structure, concrete conduit, and concrete chute and stilling basin.
The first round of rainfall on May 18 produced widespread totals of 0.5–1 in (13–25 mm) across eastern Oklahoma and western Arkansas, raising the Arkansas River into flood stage. [ 5 ] : 23 With the threat of flood and a tornado outbreak looming, many events scheduled for the evening of May 20 were cancelled or rescheduled.
Tulsa's government responded to the 1970 flood by joining the "emergency program" of the National Flood Insurance Program (NFIP) and promising to adopt federal floodplain regulations. In August 1971, NFIP issued its block rate maps. A month later, on Labor Day, Flat Rock, Bird and Haikey creeks flooded, affecting many suburban communities.
In Oklahoma, Indigenous communities are the most likely to be at risk of flooding, with one recent study showing the danger increases by more than five times when compared to surrounding areas ...
The highest sources of the Little River are at an elevation of more than 2,000 feet (610 m) in southwestern Le Flore County, Oklahoma in the Ouachita Mountains.It initially flows westward into Pushmataha County, then south into McCurtain County where it turns to flow southeast, past Wright City and through the Little River National Wildlife Refuge and a portion of the Ouachita National Forest ...
The term 100-year flood indicates that the area has a one-percent chance of flooding in any given year, not that a flood will occur every 100 years. [ 2 ] Such maps are used in town planning , in the insurance industry, and by individuals who want to avoid moving into a home at risk of flooding or to know how to protect their property.
The North Canadian River is a river, 440 miles (710 km) long, [4] in Oklahoma in the United States. It is a tributary of the Canadian River, draining an area of 17,955 square miles (46,500 km 2) [5] in a watershed that includes parts of northeastern New Mexico and the Texas Panhandle.
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