Illinois topographic maps

Average elevation: 150 m

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Macon County is primarily flat, as is most of the state and all of the surrounding counties, the result of geological activity during the Pleistocene epoch. During the Illinoian Stage of the Pleistocene, the Laurentide Ice Sheet covered about 85 percent of Illinois, including the Macon County area. The…

Average elevation: 203 m

Average elevation: 184 m

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Topographically, the village can be roughly divided into three zones. The Illinois River floodplain, the bluff, and the plateau. While its eastern border is fairly regular with the river's edge, the rest of its municipal border, with Peoria, is quite irregular and convoluted.

Average elevation: 183 m

Average elevation: 117 m

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Average elevation: 181 m

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Sciota is located in northern McDonough County at 40°33′39″N 90°45′06″W / 40.56083°N 90.75167°W / 40.56083; -90.75167 (40.5608731, -90.7517996) at an elevation of 758 feet (231 m). It is 0.5 miles (0.8 km) north of Illinois Route 9 and 10 miles (16 km) northwest of Macomb, the county seat.

Average elevation: 231 m

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The area of West Frankfort formerly known as Frankfort is still sometimes referred to locally as Frankfort Heights or, more commonly, simply as "The Heights", due to its higher elevation relative to the rest of the city. A post office was maintained in Frankfort Heights until its destruction by fire in 2004,…

Average elevation: 122 m

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Streator lies within the Vermilion River/Illinois River Basin Assessment Area (VRAA) defined by the watershed of the Vermilion River, a major tributary to the Illinois River in Central Illinois, an area of mostly flat prairie. The topography of the basin is a complex collection of buried valleys, lowlands and…

Average elevation: 191 m

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