As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PASSENGER DOOR LOWER SILL ANGLE IS CORRODED BETWEEN FS 310.00 AND FS 349.00. C-CHECK RO 1/6/2021. REMOVED AND REPLACED PASSENGER DOOR LOWER SILL ANGLE BETWEEN FS 310.00 AND FS 349.00, IAW CRJ 700 SRM 51-42-06-001-001-A01. SEE ATTACHED CONTINUATION CARD FOR WORK PERFORMED.