As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FUSELAGE SKIN CORRODED UNDER AFT DRAIN MAST CHANNEL AT FS1040.00 AT STR26R (C-CHECK RO 4/21/2021) REPAIRED FUSELAGE SKIN CORRODED UNDER AFT DRAIN MAST CHANNEL AT FS1040.00 AT STR26R REF REO 670-53-61-1852 REV -- DATE 2021-03-27. COMPLUIED WITH TASK CARD 51-900-1002-SKY AND FORM 337. SEE CONTINUE CARD FOR MORE DETAILS. PRESSURE CHECK GOOD.