Texas houses far more proved crude oil reserves than any other U.S. state. As of 2023, there were over 20.1 billion barrels of crude oil reserves in Texas, the largest sources being the Eagle Ford and Permian basin. Offshore reserves amount to approximately 4.7 billion barrels.
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EIA. (June 25, 2025). Proved reserves of crude oil in the United States as of 2023, by state (in million barrels) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 25, 2026, from /statistics/790790/us-oil-reserves-by-state/
EIA. "Proved reserves of crude oil in the United States as of 2023, by state (in million barrels)." Chart. June 25, 2025. ÌÇÐÄÆƽâ°æ. Accessed July 25, 2026. /statistics/790790/us-oil-reserves-by-state/
EIA. (2025). Proved reserves of crude oil in the United States as of 2023, by state (in million barrels). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 25, 2026. /statistics/790790/us-oil-reserves-by-state/
EIA. "Proved Reserves of Crude Oil in The United States as of 2023, by State (in Million Barrels)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 25 Jun 2025, /statistics/790790/us-oil-reserves-by-state/
EIA, Proved reserves of crude oil in the United States as of 2023, by state (in million barrels) ÌÇÐÄÆƽâ°æ, /statistics/790790/us-oil-reserves-by-state/ (last visited July 25, 2026)
Proved reserves of crude oil in the United States as of 2023, by state (in million barrels) [Graph], EIA, June 25, 2025. [Online]. Available: /statistics/790790/us-oil-reserves-by-state/
