SK Energy (Ulsan, co-processing)
SK Energy (Ulsan, co-processing) is an operating sustainable aviation fuel plant in Ulsan, South Korea, owned by SK Energy. Its announced capacity is 500 thousand tonnes a year (625 million litres, 165 million US gallons), by the Co-processing pathway. It has been operating since 2024. The record comes from the SAFxCHANGE producers table of December 2023, updated from the news since.
The record
- Owner
- SK Energy
- Place
- Ulsan, South Korea (35.549, 129.315)
- Pathway
- Co-processing (recorded as "Co-Processing")
- Fuel
- sustainable aviation fuel
- Status
- operating
- Announced capacity
- 500 thousand tonnes a year · 625 million litres · 165.1 million US gallons
- Operating since
- 2024
- Where the record came from
- The SAFxCHANGE producers table of December 2023, updated from the news on 2025-01-05.
- Notes
- one of two records for this site in the producers table; start_year, status from article 237 (2025-01-05)
Other plants and projects recorded with SK Energy
| Plant | Where | Status | Capacity, thousand tonnes a year | Starts |
|---|---|---|---|---|
| SK Energy (Ulsan, co-processing) | Ulsan, South Korea | operating | 500 | 2024 |
| SK Energy (Ulsan, hefa) | Ulsan, South Korea | planned | 80 |
In the news latest items naming SK Energy
- 2025-09-30 Korean refiners call for government support to boost sustainable aviation fuel production Korea JoongAng Daily
- 2025-08-14 DHL Express and Cathay Group sign deal to accelerate SAF usage across Asia AeroTime
- 2025-08-13 DHL Express and Cathay Group sign new sustainable aviation fuel (SAF) deal to drive production and uptake in Asia Cathay Pacific
- 2025-08-13 DHL Express and Cathay Group Sign New Sustainable Aviation Fuel (SAF) Deal to Drive Production and Uptake in Asia DHL
- 2025-06-01 SK Energy Takes Flight with First European Export of SAF biodieselmagazine.com
- 2025-06-01 SK Energy Takes Flight with First European Export of SAF biomassmagazine.com
- 2025-05-30 Cathay Pacific and Sinopec join forces in a sustainable aviation fuel initiative Cathay Pacific
- 2025-03-11 SK Energy partners with Cathay Pacific to expand green aviation fuel exports www.theinvestor.co.kr
- 2025-03-11 SK Energy partners with Cathay Pacific to expand green aviation fuel exports The Korea Herald
- 2025-03-11 SK Energy to Supply Cathay Pacific with Sustainable Aviation Fuel Businesskorea
- 2025-01-05 SK Energy becomes first to export green aviation fuel to Europe The Korea Herald
- 2025-01-05 SK Energy, Korea’s first refiner to export sustainable aviation fuel to Europe KED Global
- 2025-01-05 SK Energy Exports Sustainable Aviation Fuel to Europe, Targets Global Market Expansion biz.chosun.com
- 2023-10-01 SK Energy Exports Sustainable Aviation Fuel to Europe koreaherald.com
- 2023-10-01 SK Energy, Korea’s first refiner to export sustainable aviation fuel to Europe kedglobal.com
Capacity is as announced, a year, with tonnes counted at 0.8 kilograms per litre; a plant's own figure may differ. A record "settled by rule" was read from an article by the reader and checked only against the site's rules (a plausible size, a real owner, no duplicate), not by a person. Cite as: eFlight SAFxCHANGE, SK Energy (Ulsan, co-processing): sustainable aviation fuel plant record, https://eflight.com/saf/plant/sk-energy-ulsan-co-processing, retrieved 2026-10-18. Terms. To correct the record, write to [email protected].