Lousiana sinkhole

Official: Work halted around giant sinkhole — Sharp tremors continuing every 15 minutes — Gas or fluids moving below ground?

Enenews,

13 March, 2005

John Boudreaux, director of the Assumption Parish Office of Homeland Security and Emergency Preparedness, said work has ceased in the 71-acre swamp area within a containment berm under construction around the sinkhole.

“Any activity within the berm area was stopped this morning,” he said. [...]

Boudreaux said the micro-earthquakes are continuing about every 15 minutes.

The micro quakes have also been called sharp tremors. [...]

[University of Memphis earthquake researcher Steve Horton] also reported Wednesday the detection of different kinds of tremors, known as a very long period events, which have been associated with gas or fluid movement through the collapse zone, parish officials said.

These events were detected by a seismic monitor located [...] west of the sinkhole [...]

Source: http://theadvocate.com/home/5428201-125/jindal-buyouts-in-line-for