• Southern Energy drilled and cased the Terrible Creek 21-2 #2 Cotton Valley vertical well in Mississippi’s Williamsburg Field.
• Rig released on Sept. 10, 2026; total depth reached about 18,825 feet.
• Completion and testing planned in the Cotton Valley formation; test results pending.
• Management cited drilling finished safely, on budget, in under 22 days from spud to total depth.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Southern Energy Corp. published the original content used to generate this news brief via ACCESS Newswire (Ref. ID: 202609140202ACCESSWRNAPR_____1220132) on September 14, 2026, and is solely responsible for the information contained therein.