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S-Oil Initiates Biofuel-Blended VLSFO Bunker Supply at Ulsan Port

South Korean refiner S-Oil has commenced supplying B30 very low sulfur fuel oil (VLSFO) blended with biofuel at Ulsan, the nation's largest port. This move positions Ulsan as a growing hub for sustainable marine fuels, with demand primarily driven by car carriers. The company…

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YLOAD News Desk
Published July 22, 2026 at 11:35 AM UTC
Source: Bunkerspot
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South Korean refiner S-Oil has officially started providing B30 very low sulfur fuel oil (VLSFO) blended with biofuel at the Port of Ulsan, South Korea's largest port. This development, widely reported by local media, signifies a step towards more sustainable maritime operations in the region. S-Oil's VLSFO production occurs at its Onsan facility, where it is then combined with biofuel sourced from a nearby plant.

The Port of Ulsan is actively developing its infrastructure and services to become a central hub for biofuel bunkers. The initial demand for this biofuel-blended product is notably supported by the car carrier segment, indicating a growing interest in decarbonization within specific shipping sectors.

For freight forwarders and operations managers, the availability of biofuel-blended bunkers at a major port like Ulsan offers new options for carriers seeking to reduce their carbon footprint. This could influence vessel routing and carrier selection for environmentally conscious shippers, potentially leading to increased demand for services from carriers utilizing these greener fuels. While direct rate impacts are not immediately clear, a shift towards sustainable fuels could eventually factor into bunker adjustment factors (BAF) and overall shipping costs as adoption grows.

Original source
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Bunkerspot
July 22, 2026 at 11:35 AM UTC
bunkerspot.com
Read at Bunkerspot
This summary was condensed by the YLOAD News editorial system from the original reporting by Bunkerspot. Read the original at the link above for full context, figures and quotes. See our methodology for details.
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