LEASES · O-10-41006 · OIL · DISTRICT 08
Big Tex South
No volume since Nov 2017Swordfish Energy Operating, LLC · Pecos County · Wolfbone (Trend Area) field
Big Tex South is an RRC oil lease (O-10-41006) in Pecos County operated by Swordfish Energy Operating, LLC, with 2 wells completed on it.
It has reported 7.91K barrels of oil and 40.8K mcf of gas since December 2010, last reporting volume in November 2017 (statewide data runs through April 2026).
No volume was reported in the last 12 months; the last was in November 2017.
5 operators have filed production on it, most recently Swordfish Energy Operating, LLC since July 2025.
- 7.91K
- bbl oil, all reported
- 40.8K
- mcf gas incl. casinghead
- 0
- bbl oil, last 12 reported
- —
- vs the 12 before
- 2
- wells completed on it
- 998
- peak month, bbl (Feb 2011)
PDQ LEASE REPORTS · FIRST DEC 2010 · LAST VOLUME NOV 2017 · STATEWIDE DATA THROUGH APR 2026
Oil by month
Barrels reported on Form PR for the whole lease. The latest months are revised upward as late reports arrive.
Last 12 months 0 · prior 12 0
Gas by month
Gas-well gas plus casinghead gas, mcf. On an oil lease all gas is reported as casinghead. The latest months are revised upward as late reports arrive.
Last 12 months 0 · prior 12 0
Who reported it
Each run of months one operator filed the production report, oldest first.
- Whiting Oil and Gas CorporationDec 2010 → Feb 2014 · 39 mo
- Jagged Peak Energy LLCMar 2014 → Jan 2020 · 71 mo
- Parsley Energy Operations, LLCFeb 2020 → Sep 2020 · 8 mo
- Pecos River Exploration, LLCOct 2020 → Jun 2025 · 57 mo
- Swordfish Energy Operating, LLCJul 2025 → Jul 2026 · 13 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
2
wells completed on the lease
- Injection
- 1
- Plugged
- 1
Operates them now
About this data
Monthly oil, gas, and casinghead from the RRC PDQ production dump, which lags the reporting month by two to three months; figures shown through Apr 2026. Wells from completion reports; operator runs from who filed each month's report.
Developers: this page as JSON is GET /v1/data/leases/tx/o-10-41006, documented in the API reference.