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SEISMIC ALERT:  LOCHAILORT, HIGHLAND  21 AUGUST 2011  08:37 UTC  2.9 ML

BGS have received several reports, mostly from hamlets around Lochailort, Glenfinnan and Acharacle, Highland region, of a felt event this morning at around 09:40 BST (08:40 UTC).  Reports described "initially, like a very heavy boulder had been dropped from a height, followed by rumbling and shaking for a few seconds" and "there was a bang and then a rumbling, almost like a distant explosion".  

The following preliminary information is available for this earthquake:

DATE                    :       21 August 2011
ORIGIN TIME             :       08:37 23.7s UTC
LAT/LONG                :       56.854? North / 5.747? West
GRID REF                :       171.6 kmE / 779.9 kmN
DEPTH                   :       17 km
MAGNITUDE               :       2.9 ML
LOCALITY                :       Lochailort, Highland