This number represents a slight fluctuation from previous years, as some facilities have undergone expansions while others have been idled or retired due to economic pressures. These refineries are not distributed evenly; they are concentrated heavily along the Gulf Coast, the West Coast, and the Midwest, creating distinct regional hubs for petroleum processing.
Understanding Refinery Throughput Versus the Number of Facilities
Profitability remains the primary driver, with facilities closing when maintenance costs and regulatory compliance outweigh operational revenue. West Coast and Midwest On the West Coast, refineries in California, Washington, and Oregon serve significant markets, though they face stricter environmental regulations.
Current Refinery Count and Capacity As of the latest data from the Energy Information Administration (EIA), there are 135 operating oil refineries across the United States. Factors Influencing the Number of Refineries The 135 refineries collectively process an average of approximately 18 million barrels of crude oil per day.
Understanding Refinery Throughput in Relation to Facility Count
This immense throughput underscores the role of these facilities as critical nodes in the global energy supply chain. The current count reflects a landscape shaped by decades of consolidation, technological advancement, and shifting energy policies.
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