NOUS56 KSGX 292349 OAVSGX DATE: 348 PM PST SAT DEC 29 2012 MEMORANDUM FOR: THE RECORD FROM: Pierce SUBJECT: AIRCRAFT ACCIDENT, 2.5 MILES NORTH OF SANTEE, CA,12/29/12 EVENT: ACCIDENT INFO:THE REPORT IS THAT THE AIRCRAFT TOOK OFF FROM MONTGOMERY FIELD IN ROUTE TO DEER VALLEY AIRPORT NEAR PHOENIX, AZ. THE PILOT REPORTED MECHANICAL PROBLEMS WITH THE AIRCRAFT AND IT DROPPED OFF OF RADAR SHORTLY THEREAFTER. THE ACCIDENT WAS REPORTED AT 29/1818UTC. PILOT NAME...UNKNOWN ACFT TYPE...LANCAIR IV-P REG NMBR....N5M OFFICE: WFO SGX DEATHS: 3 INJURIES: 0 OBSERVATIONS: NONE TAF: UNKN WINDS: IN FLIGHT ADVISORIES: WX BRIEFING BY: UNKNOWN COMMENTS: SYSTEMS: