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The NR-1 Sinkhole is a giant underwater sinkhole located in the Straits of Florida 40 miles (64 km) southwest of Key West, Florida. [1] It is found at an approximate depth of 1,886 feet (575 m) of water at the foot of the Pourtales Escarpment, an area of Quaternary sediment.
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; Pipe Creek Sinkhole – near Swayzee in Grant County, Indiana, important paleontological site
NR-1 ' s missions included search, object recovery, geological survey, oceanographic research, and installation and maintenance of underwater equipment. NR-1 had the unique capability to remain at one site and completely map or search an area with a high degree of accuracy, and this was a valuable asset on several occasions.
A huge sinkhole is threatening homes and forcing officials to pump sewage into a river as they race to prevent the sludge from filling residents' basements. Massive sinkhole in Fraser, Michigan ...
Pages in category "Sinkholes of Florida" ... NR-1 Sinkhole; W. Winter Park sinkhole This page was last edited on 1 November 2014, at 23:32 (UTC ...
Harbor Road in Stony Brook, Long Island received "catastrophic damage" after heavy rainfall soaked parts of New York and Connecticut Sunday night.
Little Salt Spring is a feature of the karst topography of Florida, specifically an example of a sinkhole.It is classified as a third magnitude spring. [4] The numerous deep vents at the bottom of the sinkhole feed oxygen-depleted groundwater into it, producing an anoxic environment below a depth of about 5 m (16.4 ft). [4]
A massive sink hole stretching 100 feet opened up in an Illinois park on Wednesday, swallowing a light pole in the middle of recreational fields and leaving a gaping, deep hole in its wake.