UGI UTILITIES, INC

Incident Narrative

ON OCTOBER 31ST AN EXPLOSION OCCURRED AT 10 MANOR AVENUE IN MILLERSVILLE, PA. DESTROYING THE BUILDING. THERE WERE NO INJURIES OR FATALITIES. THE SOURCE OF THE NATURAL GAS INVOLVED IN THE EXPLOSION WAS FROM AN 8"" PE GAS MAIN THAT WAS DAMAGED BY A HORIZONTAL DIRECTIONAL DRILLING (HDD) UNIT INSTALLING CONDUIT FOR FIBER OPTIC CABLE. ALTHOUGH THERE WAS CLEAR EVIDENCE OF THE PE GAS MAIN WITHIN THE CONSTRUCTION PATH, AS IT WAS IDENTIFIED WITH YELLOW PAINT ON THE PAVEMENT PRIOR TO THE INCIDENT, THE THIRD PARTY HDD CONTRACTOR FAILED TO VERIFY THE PRECISE LOCATION OF THE GAS MAIN BEFORE THE DAMAGE OCCURRED. A (16)- AN AREA WAS EVACUATED (2) BLOCKS EAST AND WEST OF THE INCIDENT SITE AND (1) BLOCK TO THE SOUTH. AN EXACT NUMBER WAS NOT AVAILABLE. A- (4, 17 A & B). THE INPUTTING OF ACCURATE TIMES WAS DISCUSSED WITH THE PHMSA INFORMATION RESOURCES MANAGER PRIOR TO SUBMITTING. 4- THE TIME OF THE EXPLOSION WAS 13:30 17 A- THE TIME THE OPERATOR BECAME AWARE OF THE EXPLOSION WAS 13:30. 17B- OPERATOR ARRIVED ON SITE AT 12:24, BASED ON OUR RESPONSE TO A CALL FROM LOCAL EMA AT 11:57 OF A POSSIBLE LINE STRIKE AND LEAKING GAS . IF IT IS DETERMINED FIELDS REQUIRE CHANGING THIS CAN BE ACCOMPLISHED IN A SUPPLEMENTAL FILING.