000 SEGM60 PGUM 011010 EQRGUM GUZ001-002-003-004-011310- EARTHQUAKE REPORT...PRELIMINARY NATIONAL WEATHER SERVICE TIYAN GUAM 810 PM CHST TUE SEP 01 2009 AN EARTHQUAKE WAS FELT AT WFO GUAM AT 801 PM CHST...1001 UTC TUESDAY. NO DAMAGE IS EVIDENT. A SHARP JOLT OF SHORT DURATION WAS FELT BY ALL MEMBERS ON SHIFT. THE EARTHQUAKE WAS JUDGED TO BE A IV ON THE MERCALLI SCALE. INFORMATION RELEASED IN THIS STATEMENT IS PRELIMINARY. OFFICIAL INFORMATION...INCLUDING EARTHQUAKE LOCATION AND RICHTER SCALE MAGNITUDE...MAY BE PROVIDED BY THE PACIFIC TSUNAMI WARNING CENTER OR THE UNITED STATES GEOLOGICAL SURVEY AS IT BECOMES AVAILABLE. $$ WILLIAMS