Irving felt another minor earthquake this weekend.
The 2.3 magnitude earthquake struck at 10:12 p.m. Saturday night, according to a report by The U.S. Geological Survey.
The quake was felt at the University of Dallas campus northeast of Irving.
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Police had no immediate reports of damage or injuries.
Seismologists have said dozens of small quakes rattling North Texas in recent months were concentrated along a narrow 2 mile subsurface fault.
Officials are still trying to figure out what's been causing the earthquakes.