Researchers seeking cause of quakes

POSTED: Friday, March 12, 2010 - 6:21pm
UPDATED: Friday, April 13, 2012 - 9:53am

DALLAS - Investigators believe they found the cause of a number of small earthquakes happening near the Dallas Fort-Worth airport.

Researchers from Southern Methodist University and the University of Texas say a saltwater injection operation could be doing it.

Homeowners in Irving and Euless reported feeling earthquakes measuring as high as 3.3 in magnitude.

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