As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PAX DOOR LINER LOWER NUTPLATES (4) ON THE BOTTOM OF THE DOOR HAVE CORROSION. COMPLETE: BLENDED AREA 3 FWD NUTPLATES ON PAX DOOR LOWER FRAME. FOUND TO BE WITHIN ALLOWABLE LIMITS. CUT OUT AFT NUTPLATE PAX DOOR LOWER FRAME. REPAIR ACCOMPLISHED, IAW EMB 145 SRM 52-10-04 AND PIEDMONT EO1-52-20-0356.