As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MX-STL- DURING MAINTENANCE CHECK FOUND CORROSION BETWEEN FUSELAGE FRAMES 31 AND 32 AT STRINGERS 20R AND 18R. MAINTENANCE REMOVED CORROSION AT STRINGERS 20R AND 18R BETWEEN FUSELAGE FRAMES 31 AND 32 IAW ATR72 SRM. STRINGER 20R P/N-S53671400412.