Seismometer image captured from this morning's Midwest earthquake

Apr 18, 2008
Seismometer image captured from this morning’s Midwest earthquake
A UW-Madison geology department seismometer in Weeks Hall recorded the tremors of an earthquake that shook Madison and many other areas of the Midwest this morning (April 18). Centered six miles from the town of West Salem in southern Illinois, the 4:40 a.m. quake had a magnitude of 5.2 and lasted for roughly a minute. It was followed by a sizable aftershock at 10:15 am that was also felt in Madison, according to UW-Madison geologists. Photo courtesy UW-Madison geology department

A University of Wisconsin-Madison geology department seismometer in Weeks Hall recorded the tremors of a southern Illinois earthquake that shook many areas of the Midwest this morning.

Centered six miles from the town of West Salem in southern Illinois, the 4:40 a.m. quake had a magnitude of 5.2 and lasted for roughly a minute.

It was followed by a sizable aftershock at 10:15 am that was also felt in Madison and Milwaukee, according to UW-Madison geologists.

Source: UW-Madison

Explore further: Sea change: What took decades to destroy in oceans took millennia to recover

Related Stories

Future US Navy: Robotic sub-hunters, deepsea pods

1 hour ago

The robotic revolution that transformed warfare in the skies will soon extend to the deep sea, with underwater spy "satellites," drone-launching pods on the ocean floor and unmanned ships hunting submarines.

Europe resumes Galileo satnav deployment (Update)

12 hours ago

Europe resumed deployment of its beleaguered Galileo satnav programme on Friday, launching a pair of satellites seven months after a rocket malfunction sent two multi-million euro orbiters awry.

Italian olive tree disease stumps EU

12 hours ago

EU member states are divided on how to stop the spread of a disease affecting olive trees in Italy that could result in around a million being cut down, officials said Friday.

Festo has BionicANTs communicating by the rules for tasks

12 hours ago

Germany-based automation company Festo, focused on technologies for tasks, turns to nature for inspiration, trying to take the cues from how nature performs tasks so efficiently. "Whether it's energy efficiency, ...

Recommended for you

NASA image: Fires in Southeastern Australia

2 hours ago

The fires superimposed on the satellite image of southeastern Australia designated by red spots may be indicative of "planned burns" by the Victoria region. This map: http://www.depi.vic.gov.au/fire-and-emergencies/planned-burns/planned-burns-now-and-next-10-days found on the Department of the Environment and Primary Industries for the State of Victoria shows the burns th ...

NASA sees Maysak become a super typhoon

2 hours ago

NASA's Aqua satellite captured an image of Typhoon Maysak as it strengthened into a super typhoon on March 31, reaching Category 5 hurricane status on the Saffir-Simpson Wind Scale. The TRMM and GPM satellites, ...

A new tool to understand volcanic supereruptions

5 hours ago

To understand when and why volcanoes erupt, scientists study the rocks left behind by eruptions past. A method called geobarometry uses the composition of volcanic rocks to estimate the pressure and depth ...

User comments : 0

Please sign in to add a comment. Registration is free, and takes less than a minute. Read more

Click here to reset your password.
Sign in to get notified via email when new comments are made.