As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT WING LOWER PLANK CORROSION AT FUEL PANEL 540FB AT WS 136.676 NR 8 HOLE ON EDGE OF CUTOUT MEASURED .007 INCH DEEP FORWARD AND .006 INCH DEEP IN AFT CRITICAL REGIONS. REPAIRED IAW BOMBARDIER REO 601R-57-21-030 REV H. REPAIR DEPTH IS .008 INCH FORWARD AND .007 INCH DEEP IN AFT CRITICAL REGION.