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The MGS site has recently been updated in its entirety. Please view the site map below and click on the links to be taken to the new pages. Once there please be sure to update any bookmarks you might have. If you have any questions please contact us.
- Geologic Map of Maryland
- Physiographic Map of Maryland
- Tour Maryland Geology
- Fossils
- Fossil Distribution
- Characteristic Fossils
- Dinosaur Fossils in Maryland
- Miocene Fossil Teeth
- Calvert Cliff's Fossil Collecting
- Fact Sheet: State Fossil Shell
- Fact Sheet: State Dinosaur
- Fact Sheet: Shark Teeth
- Fact Sheet: Calvert Cliffs Fossils
- Caves
- Earthquakes, Sinkholes and other Geohazards
- Mineral and Energy Resources
- Environmental Geology
- View Today's Record
- Local Quakes
- Maryland Earthquakes
- Feel a Quake? (USGS page)
- How to Read Helicorder Records
- Seismometer Site
- Site Geology
- Seismic Network Components
- MGS Earthquake Resources