RSS feed source: US Energy Information Administration

In-brief analysis

July 9, 2025

Data source: U.S. Energy Information Administration, Refinery Capacity Report and Petroleum Supply Monthly
Note: Refinery Capacity Report data are reported as of January 1 of each year, so changes in capacity that take place during a given year are represented in the newly reported total capacity number for the start of the following year.

California is set to lose 17% of its oil refinery capacity over the next 12 months because of two planned refinery closures. If realized, the closure of the facilities is likely to contribute to increases in fuel price volatility on the West Coast.

Phillips 66 announced plans last October to close its 139,000-barrel-per-day (b/d) Wilmington refinery in the Los Angeles area later this year. Valero submitted a notice in April to end refining operations at its 145,000-b/d

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RSS feed source: US Energy Information Administration

With the devastating hurricanes that swept the southeastern United States at the end of 2024, new and better ways to get critical supplies to disaster zones and rural areas are essential. U.S. National Science Foundation Graduate Research Fellow Garrett Asper is devoting his research during his fellowship to advancing flight control systems for electric or hybrid vertical takeoff and landing vehicles (eVTOLs), which can move people and cargo “more quickly, quietly and cost-effectively than traditional helicopters or ground transportation” according to this article from Virginia Tech.

EVTOLs, which combine the vertical takeoff of helicopters with the ability to transition to horizontal flight like airplanes, are being called “the future of flight.” However, the controls during transitioning from horizontal to vertical flight still need improvement before they can be deployed during disasters. Asper’s research focuses on developing and flight-testing new control algorithms to ensure the safety, speed and efficacy of eVTOL transport. He aims to make the tools he’s creating open source, allowing other researchers to use them to test their work. By doing so, he hopes to advance the entire field and bring us closer to the day when critical supplies and aid can be quickly airlifted to disaster zones.

An aerospace engineering doctoral candidate at Virginia Tech, Asper is a researcher in the Nonlinear Systems Laboratory and the NSF-funded Uncrewed Systems Laboratory. He

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