As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT WING, AFTER REMOVAL OF OVERWING FILL PORT ADAPTOR, FOUND INTERS PAR UPPER SKIN UPPER SURFACE CORRODED AT MATING AREA TO ADAPTOR. LT WING OVERWING FILL PORT REPAIRED IAW EA F-5730-T0319187 P 1. REPAIR CLASSIFIED MINOR IAW GMM 6-2-100.