SOUTHERN XANTIS

The safety management system should include procedures ensuring that non-conformities, accidents and hazardous situations are reported to the company, investigated and analyzed with the objective of improving safety and pollution prevention. PSCO attended the vessel to determine the condition of the vessel's cargo tanks (2P, 4P, 10P, 11P, 12P, 7S, 8S, 10S, 11S) that were discharging gasoline and octane plus. PSCO requested [name withheld] and crew to measure the O2% of the above referenced tanks. at 1850 local on 18AUG2024, seven of the tanks were greater than 7% O2 with 4P reading 20.9%, 2P reading 19.6%, and 7S reading 16.3%. Cargo operations were stopped and will not be permitted to resume discharge remaining cargo until cargo tanks are in a safe conditions. PSCO has requested an internal ISM Audit. 74 SOLAS IX/3.1, ISM Code 9.1, 17 ac

The system shall be capable of inerting empty cargo tanks and maintaining the atmosphere in any part of the tank with an oxygen content not exceeding 8% by volume. PSCO observed six cargo tanks that had already discharged gasoline ashore with tank atmosphere reading greater than 8% O2 content. There were four tanks with O2 % above 15.0% O2. 74 SOLAS (20) II-2/5.5.1.1, FSS Code 2.2.1.2.1, 17ac