Mars attacks US oil industry
Crude quality issues are an often understated risk to energy security, highlighted by problems at a key US refinery
ExxonMobil's 522,000b/d Baton Rouge refinery, one of the nation's largest, has halted purchases of Mars crude oil because of a critical zinc contamination that poses a serious threat to refinery operations. The quality issue emerged following Chevron’s startup of an offshore oil well. Mars crude, along with Poseidon and Southern Green Canyon is a key US medium sour crude oil and is also a component of the Argus Sour Crude Index benchmark. 550,000b/d – Mars production Zinc poses a significant problem for refinery equipment, and refiners—especially on the US Gulf Coast—will be desperate to find alternatives to Mars. While ExxonMobil is set to borrow 1m bl of oil from the Strategic Petr
Also in this section
21 April 2026
After overcoming a COVID-induced demand collapse with several years of successful market management, geopolitical events have conspired to provide the pact’s biggest test to date
21 April 2026
The regime’s policy of using nuclear ambiguity as a deterrent may have failed but it has realised it has other cards to play, while its neighbours are reappraising their approach to security
21 April 2026
As the global energy system undergoes a fundamental realignment, Algihaz Holdings has established itself as a critical player bridging conventional energy markets and the next generation of renewable infrastructure.
21 April 2026
The 25th WPC Energy Congress is taking place from 11-15 October 2026 at the Riyadh Front Exhibition & Conference Center.






