As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT WING SKIN UPPER TE IS CORRODED UNDER PANEL 113T1651 AT WS 512 - 521. CORROSION UNDER UPPER WING TRAILING EDGE PANEL WAS REPAIRED ON REA B657-61823-M. PANEL WAS REPAIRED ON NR-0468 & REINSTALLED ON NR-0682. CORRODED LEVEL 2, PN 112T3101-6, PART NAME SKIN PLANK, SN N/A, FS & BS LOCATION FROM WS 512 TO WS 521, UPPER TE OF SKIN. ACFT WAS GNDED.