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The Leon Sinks Geological Area is located on the Woodville Karst Plain in southern and southwestern Leon County, Florida, United States. It is a mature karstic area on the Upper Floridan Aquifer . It is one of the most extensive underwater cave systems in the world and connects to Wakulla Springs .
Mount Joy Pond Natural Area Preserve – a large sinkhole pond located in Augusta County, Virginia; NR-1 Sinkhole – an underwater sinkhole first located by the NR-1 submarine; located southwest of Key West, Florida; Peter Sinks – a natural sinkhole in northern Utah, one of the coldest places in the contiguous United States
The Floridan aquifer system, composed of the Upper and Lower Floridan aquifers, is a sequence of Paleogene carbonate rock which spans an area of about 100,000 square miles (260,000 km 2) in the southeastern United States. It underlies the entire state of Florida and parts of Alabama, Georgia, Mississippi, and South Carolina. [1]
Florida's bedrock is mostly limestone, making it a prime area of the country for sinkholes. But if you live in Pennsylvania, Missouri, Kentucky, Texas, Tennessee or anywhere in the Northern Plains ...
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The map above shows areas of the U.S. with bedrock types that are prone to sinkholes. It's not just Florida that needs to worry about them. Think sinkholes like the one that opened up under a ...
Devil's Millhopper is unique in Florida in terms of its scale; over 100 feet (30 m) of rock layers are exposed. [2] The cutaway, limestone sides of the sinkhole provide an easily visible geological record of the area. Twelve springs, some more visible than others, feed the pond at the bottom of the sinkhole. In the summer, the bottom of the ...
Lake Jackson is a shallow, prairie lake on the north side of Leon County, Florida, United States, near Tallahassee, with two major depressions or sinkholes known as Porter Sink and Lime Sink. The lake is located in the Red Hills Region, and has fluctuated from periods of being dry to a maximum elevation of 96 feet (29 m) above sea level.