Thyroid replacement hormones usually are well tolerated. Symptoms that occur during treatment are often due to toxic, elevated levels of thyroid hormones and resulting symptoms from hyperthyroidism.
Facts about the New Madrid Seismic Zone. The New Madrid Seismic Zone (NMSZ) is the most active seismic area in the United States east of the Rocky Mountains. The NMSZ is located in southeastern Missouri, northeastern Arkansas, western Tennessee, western Kentucky and southern Illinois.
On April 18, 2008, there was a 5.2 earthquake with an epicenter 4.3 miles north-northeast of Bellmont, Illinois. This was about 160 miles northeast of New Madrid. The Wabash Valley Seismic Zone fault system extends from Gallatin and White Counties, Illinois and Posey County, Indiana northeast 60 miles.ccording to a recent study by the University of Illinois, a 7.7-magnitude earthquake along the New Madrid fault would leave 3,500 people dead, more than 80,000 injured and more than 7 million homeless. Roadways would become impassible due to bridge failures and roadway destruction.