As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE:4C, AREA OF CORROSION ON LT WING UPPER SKIN AT XORS315.9, STRINGER 15 AREA EXCEEDED ALLOWABLE SRM LIMITS AFTER CORROSION REMOVAL. REPAIRED LT WING UPPER SKIN CORROSION STA XORS 315.9 ABOVE S15 IAW STASA EA 011-5730-01-A4431, REV IR AND EO MD11-5730-49676-A.