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LNG
July 28, 2026
Platts, part of S&P Global Energy, is proposing to change the standard cargo quantity specifications for the Asia-Pacific LNG assessments Platts West India Marker (WIM) and Platts Southeast Asia Marker (SEAM), effective Sept 16.
Under the proposal, the Platts WIM and SEAM would reflect a quantity range of 3.2-3.6 TBtu plus/minus 5% operational tolerance at the seller's option, compared with the current standards of 3.3 TBtu plus/minus 5% for WIM and 3.4 TBtu plus/minus 5% for SEAM.
Other quantity ranges and discrete quantities may be considered and normalized to this standard.
The proposal is based on market feedback that the most commonly traded cargo quantities in the South Asia and Southeast Asia regions have evolved in recent years due to the rise of portfolio-based trading, diversification of supply origins and greater flexibility within destination markets. It also follows the change to the Platts JKM LNG benchmark and JKM forward price assessments made Feb. 16.
For bids, offers and trades submitted in a volume range, the seller would retain the option to declare a specific volume no later than 30 days prior to the initial delivery window.
Please send all comments, feedback, and questions to LNGeditorialteam@spglobal.com and pricegroup@spglobal.com by Aug. 15.
For written comments, please provide a clear indication if comments are not intended for publication by Platts for public viewing. Platts will consider all comments received and will make comments not marked as confidential available upon request.