切萨皮克湾陨石坑（英语：Chesapeake Bay impact crater）是因陨石撞击所形成的地质构造，位在北美洲，直径约40公里，平均深度1.3公里，外围环绕的同心圆状的断层，使整个坑体的规模达到直径83公里。据推测，撞击事件发生于始新世晚期，距今约3千五百五十万年前。切萨皮克湾陨石坑是美国本土已知规模最大的撞击构造，同时也是全世界少数几个形状完好、适合作为地质研究对象的水底陨石坑。陨石坑形成后，堆积作用持续将沉积物堆积在坑体上，形成了今日的切萨皮克湾。
参见
文献
- Poag, C. Wiley. Chesapeake Invader: Discovering America's Giant Meteorite Crater. Princeton, NJ: Princeton University Press, 1999. ISBN 0-691-00919-8
外部链接
- A brief introduction to the Chesapeake Bay Impact Crater.
- USGS, 'Investigating the Chesapeake Bay Impact Crater.'
- USGS, 'The Chesapeake meteorite: message from the past.'
- 'The Chesapeake Bay bolide: modern consequences of an ancient cataclysm.' （页面存档备份，存于互联网档案馆）
- Earth Impact Database, （页面存档备份，存于互联网档案馆） a website concerned with over 160 identified impact craters on the Earth.
- Satellite image of the region (from Google Maps)
- Chesapeake Bay Impact Structure Deep Drilling Project
- 'North American Plate, mid-Atlantic Inversion a result of the Chesapeake Invader?' （页面存档备份，存于互联网档案馆） www.impacttectonics.org
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