As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT WING UPPER SKIN ACCESS HOLE AT PANEL 540AT CUTOUT HAS MINOR CORROSION IN SEVERAL AREAS AROUND CUTOUT. (C-CHECK RO 7/24/2021) REMOVED CROSSION FROM PANELS 540AT, 540BT, AND 540 CT PANEL LANDING IAW CRJ 200 SRM 51-21-06. COMPLIED WITH MHIRJ REO 601R-57-21-3465 REV-- DATED 2021-04-29 FOR FINISH.