As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(LOG 1729707) DURING INSPECTION FOUND CORROSION ON FUSELAGE SKIN AROUND OF WASTE TANK VENT PORT BTW STA 905 AND STA 927 AND BTW S20L. FUSELAGE SKIN AROUND OF WASTE TANK VENT PORT BTW STA 905 AND STA 927 AND BTW S20L WAS REPAIRED PER B737-800 SRM 53-70-01-2R REPAIR 3.