List of impact craters in North America
From Infogalactic: the planetary knowledge core
This list includes all 60 confirmed impact craters in North America in the Earth Impact Database. (There are 59 if Calvin crater is excluded.)[1] These features were caused by the collision of large meteorites or comets with the Earth. For eroded or buried craters, the stated diameter typically refers to an estimate of original rim diameter, and may not correspond to present surface features.
Contents
Canada
| Name | Location | Diameter (km) | Age (Ma/millions) | Coordinates |
|---|---|---|---|---|
| Brent | Ontario | 3.8 | 396 ± 20 | Lua error in package.lua at line 80: module 'strict' not found. |
| Carswell | Saskatchewan | 39 | 115 ± 10 | Lua error in package.lua at line 80: module 'strict' not found. |
| Charlevoix | Quebec | 54 | 342 ± 15 | Lua error in package.lua at line 80: module 'strict' not found. |
| Couture | Quebec | 8 | 430 ± 25 | Lua error in package.lua at line 80: module 'strict' not found. |
| Deep Bay | Saskatchewan | 13 | 99 ± 4 | Lua error in package.lua at line 80: module 'strict' not found. |
| Eagle Butte | Alberta | 10 | < 65 | Lua error in package.lua at line 80: module 'strict' not found. |
| Elbow | Saskatchewan | 8 | 395 ± 25 | Lua error in package.lua at line 80: module 'strict' not found. |
| Gow | Saskatchewan | 4 | < 250 | Lua error in package.lua at line 80: module 'strict' not found. |
| Haughton | Devon Island, Nunavut | 23 | 39 | Lua error in package.lua at line 80: module 'strict' not found. |
| Holleford | Ontario | 2.35 | 550 ± 100 | Lua error in package.lua at line 80: module 'strict' not found. |
| Île Rouleau | Quebec | 4 | < 300 | Lua error in package.lua at line 80: module 'strict' not found. |
| La Moinerie | Quebec | 8 | 400 ± 50 | Lua error in package.lua at line 80: module 'strict' not found. |
| Lac à l'Eau Claire Est Clearwater East |
Quebec | 26 | 290 ± 20 | Lua error in package.lua at line 80: module 'strict' not found. |
| Lac à l'Eau Claire Ouest Clearwater West |
Quebec | 36 | 290 ± 20 | Lua error in package.lua at line 80: module 'strict' not found. |
| Manicouagan | Quebec | 100 | 214 ± 1 | Lua error in package.lua at line 80: module 'strict' not found. |
| Maple Creek | Saskatchewan | 6 | < 75 | Lua error in package.lua at line 80: module 'strict' not found. |
| Mistastin | Labrador | 28 | 36.4 ± 4 | Lua error in package.lua at line 80: module 'strict' not found. |
| Montagnais | Nova Scotia | 45 | 50.50 ± 0.76 | Lua error in package.lua at line 80: module 'strict' not found. |
| Nicholson | Northwest Territories | 12.5 | < 400 | Lua error in package.lua at line 80: module 'strict' not found. |
| Pilot | Northwest Territories | 6 | 445 ± 2 | Lua error in package.lua at line 80: module 'strict' not found. |
| Pingualuit formerly Chubb and Nouveau-Québec |
Quebec | 3.44 | 1.4 ± 0.1 | Lua error in package.lua at line 80: module 'strict' not found. |
| Presqu'île | Quebec | 24 | < 500 | Lua error in package.lua at line 80: module 'strict' not found. |
| Tunnunik | Northwest Territories | 25 | ~130-350 | Lua error in package.lua at line 80: module 'strict' not found.[2] |
| Saint Martin | Manitoba | 40 | 220 ± 32 | Lua error in package.lua at line 80: module 'strict' not found. |
| Slate Islands | Ontario | 30 | about 450 | Lua error in package.lua at line 80: module 'strict' not found. |
| Steen River | Alberta | 25 | 91 ± 7 | Lua error in package.lua at line 80: module 'strict' not found. |
| Sudbury | Ontario | 250 | 1850 ± 3 | Lua error in package.lua at line 80: module 'strict' not found. |
| Viewfield | Saskatchewan | 2.5 | 190 ± 20 | Lua error in package.lua at line 80: module 'strict' not found. |
| Wanapitei | Ontario | 7.5 | 37.2 ± 1.2 | Lua error in package.lua at line 80: module 'strict' not found. |
| West Hawk | Manitoba | 2.44 | 351 ± 20 | Lua error in package.lua at line 80: module 'strict' not found. |
| Whitecourt | Alberta | 0.04 | <0.0011 | Lua error in package.lua at line 80: module 'strict' not found. |
Mexico
| Name | Location | Diameter (km) | Age (Ma/millions) | Coordinates |
|---|---|---|---|---|
| Chicxulub | Yucatan | 170 | 64.98 ± 0.05 million | Lua error in package.lua at line 80: module 'strict' not found. |
United States
| Name | Location | Diameter (km) | Age (Ma/millions) | Coordinates |
|---|---|---|---|---|
| Ames | Oklahoma | 16 | 470 ± 30 | Lua error in package.lua at line 80: module 'strict' not found. |
| Avak | Alaska | 12 | < 95 | Lua error in package.lua at line 80: module 'strict' not found. |
| Barringer | Arizona | 1.19 | 0.049 ± 0.003 | Lua error in package.lua at line 80: module 'strict' not found. |
| Beaverhead | Idaho, Montana | 60 | 600 | Lua error in package.lua at line 80: module 'strict' not found. |
| Calvin | Michigan | 8.5 | 450 ± 10 | Lua error in package.lua at line 80: module 'strict' not found. |
| Chesapeake Bay | Virginia | 90 | 35.5 ± 0.3 | Lua error in package.lua at line 80: module 'strict' not found. |
| Cloud Creek | Wyoming | 7 | 190 ± 30 | Lua error in package.lua at line 80: module 'strict' not found. |
| Crooked Creek | Missouri | 7 | 320 ± 80 | Lua error in package.lua at line 80: module 'strict' not found. |
| Decaturville | Missouri | 6 | < 300 | Lua error in package.lua at line 80: module 'strict' not found. |
| Des Plaines | Illinois | 8 | < 280 | Lua error in package.lua at line 80: module 'strict' not found. |
| Flynn Creek | Tennessee | 3.8 | 360 ± 20 | Lua error in package.lua at line 80: module 'strict' not found. |
| Glasford | Illinois | 4 | < 430 | Lua error in package.lua at line 80: module 'strict' not found. |
| Glover Bluff | Wisconsin | 8 | < 500 | Lua error in package.lua at line 80: module 'strict' not found. |
| Haviland | Kansas | 0.015 | < 0.001 | Lua error in package.lua at line 80: module 'strict' not found. |
| Kentland | Indiana | 13 | < 97 | Lua error in package.lua at line 80: module 'strict' not found. |
| Manson | Iowa | 35 | 73.8 ± 0.3 | Lua error in package.lua at line 80: module 'strict' not found. |
| Marquez | Texas | 12.7 | 58 ± 2 | Lua error in package.lua at line 80: module 'strict' not found. |
| Middlesboro | Kentucky | 6 | < 300 | Lua error in package.lua at line 80: module 'strict' not found. |
| Newporte | North Dakota | 3.2 | < 500 | Lua error in package.lua at line 80: module 'strict' not found. |
| Odessa | Texas | 0.168 | < 0.050 | Lua error in package.lua at line 80: module 'strict' not found. |
| Red Wing | North Dakota | 9 | 200 ± 25 | Lua error in package.lua at line 80: module 'strict' not found. |
| Rock Elm | Wisconsin | 6 | < 505 | Lua error in package.lua at line 80: module 'strict' not found. |
| Santa Fe | New Mexico | 6-13 | <1200 | Lua error in package.lua at line 80: module 'strict' not found. |
| Serpent Mound | Ohio | 8 | < 320 | Lua error in package.lua at line 80: module 'strict' not found. |
| Sierra Madera | Texas | 13 | < 100 | Lua error in package.lua at line 80: module 'strict' not found. |
| Upheaval Dome | Utah | 10 | < 170 | Lua error in package.lua at line 80: module 'strict' not found. |
| Wells Creek | Tennessee | 12 | 200 ± 100 | Lua error in package.lua at line 80: module 'strict' not found. |
| Wetumpka | Alabama | 7.6 | ~83 | Lua error in package.lua at line 80: module 'strict' not found.[3][4] |
Unconfirmed impact craters
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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. However, entries on the unconfirmed list could still have an impact origin disproven.
| Name | Location | Diameter (km) | Age (Ma/millions) | Coordinates | Probability |
|---|---|---|---|---|---|
| Alamo bolide impact | Nevada, USA | unknown | 367 million | ||
| Bow City | Alberta | 8 km | 70 million | Lua error in package.lua at line 80: module 'strict' not found. | |
| Corossol | Quebec | 4 km | 2.6 million | Lua error in package.lua at line 80: module 'strict' not found. | |
| Decorah crater | Iowa, USA | 5.6 | 470 million | Lua error in package.lua at line 80: module 'strict' not found. | 2 (probable)[5][6] |
| Gatun structure | Panama | 2.7–3.0 | 20 million | Lua error in package.lua at line 80: module 'strict' not found. | 2 (probable)[7] |
| Pantasma | Nicaragua | 10 | 1 million | Lua error in package.lua at line 80: module 'strict' not found. | 4 (not probable)[7] |
| Jeptha Knob | Kentucky, USA | 4.3 | 425 million | Lua error in package.lua at line 80: module 'strict' not found. | 2 (probable)[7] |
| Panther Mountain | New York, USA | 10 | 375 million | Lua error in package.lua at line 80: module 'strict' not found. | 2 (probable)[7] |
| Snows Island | South Carolina, USA | 11 | unknown | Lua error in package.lua at line 80: module 'strict' not found. | 2 (probable)[7] |
| Toms Canyon | New Jersey, USA | 22 | 35 million | Lua error in package.lua at line 80: module 'strict' not found. | 2 (probable)[7] |
| Victoria Island structure | California, USA | 5.5 | 37–49 million | Lua error in package.lua at line 80: module 'strict' not found.[8] | 2 (probable)[7] |
| Weaubleau-Osceola | Missouri, USA | 15–20 | 325.0 ± 15.0 million | Lua error in package.lua at line 80: module 'strict' not found. | 2 (probable)[7] |
| Brushy Creek Feature | Louisiana, USA | 2 | 11,000 - 30,000 years | Lua error in package.lua at line 80: module 'strict' not found. | 2 (probable).[9][10][11] |
See also
- Impact craters
- Impact events
- Bolides and Meteorites
- Earth Impact Database – primary source
- Traces of Catastrophe book from Lunar and Planetary Institute - comprehensive reference on impact crater science
References
- ↑ Ferrière, L., Meteorite Impact Structures
- ↑ July 25, 2012. "Researchers discover new impact crater in the Arctic," University of Saskatchewan, Accessed August 8, 2012. NOTE: Geographic coordinates are in the comments section.
- ↑ Lua error in package.lua at line 80: module 'strict' not found.
- ↑ Lua error in package.lua at line 80: module 'strict' not found.
- ↑ Lua error in package.lua at line 80: module 'strict' not found.
- ↑ Lua error in package.lua at line 80: module 'strict' not found.
- ↑ 7.0 7.1 7.2 7.3 7.4 7.5 7.6 7.7 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ Lua error in package.lua at line 80: module 'strict' not found.
- ↑ Heinrich, P.V. (2003) Possible Meteorite Impact Crater in St. Helena Parish, Louisiana. Search and Discovery Article. no. 50006. American Association of Petroleum Geologist, Tulsa, Oklahoma. Retrieved March 27, 2011.
- ↑ Heinrich, P.V. (2003) Origin of a Circular Depression and Associated Fractured and Shocked Quartz, St. Helena Parish, LA. Transactions of the Gulf Association of Geological Societies. vol. 53, pp. 313-322.
- ↑ Anonymous, 2008, LGS Researcher Featured in Meteor Crater News Story. Center for Energy Studies, Louisiana State University Baton Rouge, LA 70803. Retrieved March 27, 2011.
External links
- Impact Database (formerly Suspected Earth Impact Sites list) maintained by David Rajmon for Impact Field Studies Group, USA
