As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT IN BASE VISIT: TRAPPED WATER INDICATION ON ELEVATOR UPPER SKIN PANEL HONEYCOMB CORE CELLS. LOCATED AT 61 IN. OUTBOARD FROM RIB 5 AND 3.5 IN. FROM TRAILING EDGE ON RH HORIZONTAL STABILIZER (1 EA) (L = 4.7 IN W = 2.6 IN. APPROX). REPAIRED UPPER SKIN ON RH ELEVATOR HORIZONTAL STABILIZER IAW SRM A321 55-21-11-300-004.