As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NUMEROUS AREAS OF SURFACE CORROSION ON L/H WING UPPER SURFACE BETWEEN STA XORS-340.00 TO XORS-393.00 / STR-5.5 TO STR. 2...(MRK) REMOVED CORROSION ON L/H WING UPPER SURFACE BETWEEN STA XORS=345.75 TO XORS=298.501 STR 07 TO AFT SPAR REF EA#: 1-5730-T0351592 TITLE: WING PLATES AND SKINS L/H OUTER WING UPPER PANEL P/N ARB7404-1H406-1 REWORK & SRM 57-00-01-1A.