"Minor Earthquake Rattles Rockville, Felt Throughout DC Area"
A minor 2.3 magnitude earthquake occurred early Tuesday morning, centered 3 kilometers west of Rockville, Maryland, and was felt across Montgomery County and parts of the DC region. Over 200 people reported experiencing the tremor, which was accompanied by a rumbling sound. The U.S. Geological Survey is collecting responses from those who felt the earthquake through a survey on their website.