3-D data suggests safe western edge
BY DAVID J. MITCHELL
Advocate staff writer
April 24, 2013
LAFAYETTE — New results from a 3-dimensional seismic survey around the Assumption Parish sinkhole suggest the subsurface is “stable” and natural gas under two evacuated communities appears to have come from a single source now essentially empty, Texas Brine Co. officials said Tuesday.
Company officials also asserted that the new data demonstrated the safety of the western edge of the Napoleonville Dome. The dome is a massive underground salt deposit containing 54 man-made subterranean caverns, including a failed Texas Brine cavern suspected of causing of the sinkhole.
“The preliminary analysis of the 3-D imagery indicates that the subterranean conditions appear stable, which we hope will lead to a faster resolution and the safe return of residents to their homes,” Sonny Cranch, Texas Brine spokesman, said Tuesday in an email.
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