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The following craters are officially considered "unconfirmed" because they are not listed in the Earth Impact Database. Due to stringent requirements regarding evidence and peer-reviewed publication, newly discovered craters or those with difficulty collecting evidence generally are known for some time before becoming listed.
The Middlesboro crater (or astrobleme) is a meteorite crater in Kentucky, United States. [2] It is named after the city of Middlesboro, Kentucky, which today occupies much of the crater. The crater is approximately 3 miles (about 5 km) wide and its age is estimated to be less than 300 million years . The impactor is estimated to have been about ...
Meteor Crater, or Barringer Crater, is an impact crater about 37 mi (60 km) east of Flagstaff and 18 mi (29 km) west of Winslow in the desert of northern Arizona, United States. The site had several earlier names, and fragments of the meteorite are officially called the Canyon Diablo Meteorite , after the adjacent Canyon Diablo .
United States 7 323 - 485 Decaturville: 6 less than 323 Decorah: Iowa United States 5.6 464-467 Deep Bay: Saskatchewan Canada 13 95-102 Dellen: Gavleborgs Sweden 19 140.82 ± 0.51 Des Plaines: Illinois United States 8 less than 299 Dhala: Madhya Pradesh India 11 1700 - 2500 Dobele: Dobele Latvia 4.5 252 - 359 Douglas Wyoming United States 16 ...
It is the largest meteorite found in the United States and the sixth largest in the world. [ 6 ] [ 7 ] There was no impact crater at the discovery site; researchers believe the meteorite landed in what is now Canada or Montana , and was transported as a glacial erratic to the Willamette Valley during the Missoula Floods at the end of the last ...
Serpent Mound crater, also known as the Serpent Mound Disturbance, [1] is an eroded meteorite impact crater in Ohio, United States. It lies largely in Adams County , with the northern part mostly in Highland County , except for a small northeast part in Pike County .
The impactor is considered to have been a stony meteorite about 2 km (1.2 mi) in diameter. The site at the time was the shore of a shallow inland sea, [ 7 ] the Western Interior Seaway . The impact disrupted granite , gneiss , and shales of the Precambrian basement as well as sedimentary formations of Paleozoic age, Devonian through Cretaceous .
Volcanic craters have their own separate categories. Pages in category "Impact craters of the United States" The following 37 pages are in this category, out of 37 total.