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Atlas / NTSB / MKC84MA060

NTSB CAROL · Event

Event MKC84MA060

1984-01-09 ST. LOUIS, Missouri, United States Airport · STL Fatal 1 aircraft Status: Completed

Aircraft involved

Factual narrative

AFTER LANDING, THE PLT-IN-COMMAND (PIC) PLACED A REFUELING ORDER TO FILL THE ACFT'S TWO 210 GAL MAIN TANKS FOR A RETURN FLT TO TORONTO, ONTARIO, CANADA. AFTER THE CARGO WAS UNLOADED & THE ACFT WAS REFUELED, THE AIRCREW ABORTED THE 1ST 2 ATTEMPTS TO TAKEOFF DUE TO SLOW ACFT PERFORMANCE. ENG RUN-UPS WERE PERFORMED AFTER EACH ABORT & REPORTEDLY, THE ENGS CHECKED NORMAL. AFTER THE 2ND ABORTED TAKEOFF, THE AIRCREW CALLED THE FBO & REQUESTED THAT THE REFUELER BE ASKED WHAT TYPE OF FUEL WAS ADDED. THE RESPONSE WAS '100LL AVGAS.' ON THE 3RD ATTEMPT TO DEPART, THE ACFT TOOK OFF, BUT BOTH ENGS LOST POWER AS THE LANDING GEAR WAS RETRACTED. THE AIRCREW SELECTED A HIGHWAY ON WHICH TO LAND. HOWEVER, THE LEFT WING HIT A UTILITY POLE, THEN THE ACFT WENT THRU A FENCE & HIT A HIGHWAY EMBANKMENT. INVESTIGATION REVEALED THAT JET-A FUEL HAD BEEN ADDED TO THE ACFT RATHER THAN 100LL FUEL. THE TRUCK CONTAINING JET-A FUEL LOOKED SIMILAR TO THE ONE WITH 100LL AVGAS, BUT WAS PROPERLY DESIGNATED WITH FUEL GRADE MARKINGS. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1984_MKC84MA060.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.