Two minor earthquakes occurred near the areas of Dallas and Fort Worth, Texas in late October 2008. The first earthquake occurred at 11:25 pm on October 20, 2008, and was a 2.5 magnitude. The second quake shook at 12:01 am with a 2.9 magnitude.FOX News: Two Minor Earthquakes Shake Dallas-Fort Worth Area (October 31, 2008)
Scientists warned that the aftershocks could last for several days or up to three weeks.Chron.com: Aftershocks persist in Dallas-Fort Worth Area (November 1, 2008) As of November 1, 2008, no injuries had been reported.DallasNews.com: Earthquakes hit Grand Prairie... (November 1, 2008)
Dallas Area Earthquakes History
In 1997 a 3.7 magnitude earthquake struck near Greenville, Texas. In 1985, a 3.3 magnitude earthquake occurred about 50 miles north of the Dallas-Forth Worth area.
The biggest earthquake ever recorded in Texas was in 1931 when 6.0 magnitude earthquake struck near Valentine, Texas.Star-Telegram.com: Two Small Earthquakes felt in Metroplex (November 1, 2008)