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.
The New Madrid Seismic Zone (pronounced /nuË ËmaedrÉªd/), ËmÃ¦drÉªd sometimes called The New Madrid Fault, line is a major seismic zone and a prolific source of intraplate (earthquakes earthquakes within a tectonic) plate in the southern and Midwestern United, states stretching to the southwest From New, Madrid. missourihe next biggest quake in the New Madrid Seismic Zone was a 5.4-magnitude quake (although it was reported as a 5.5 at the time) on November 9, 1968, near Dale, Illinois. The quake damaged the civic building at Henderson, Kentucky and was felt in 23 states.