LEASES · O-10-29961 · OIL · DISTRICT 08
Star Mahaffey
Burk Royalty Co., Ltd. · Sterling County · Conger (Penn) field
Star Mahaffey is an RRC oil lease (O-10-29961) in Sterling County operated by Burk Royalty CO., Ltd., with 3 wells completed on it.
It has reported 15.6K barrels of oil and 716K mcf of gas since January 1993, last reporting volume in April 2026 (statewide data runs through April 2026).
It reported 39 barrels of oil in the 12 months through April 2026; the lease peaked at 306 barrels in April 1997.
7 operators have filed production on it, most recently Burk Royalty CO., Ltd. since January 2022.
- 15.6K
- bbl oil, all reported
- 716K
- mcf gas incl. casinghead
- 39
- bbl oil, 12 months through Apr 2026
- —
- vs the 12 before
- 3
- wells completed on it
- 306
- peak month, bbl (Apr 1997)
PDQ LEASE REPORTS · FIRST JAN 1993 · LAST VOLUME APR 2026 · 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.
12 months through Apr 2026 39 · prior 12 31(+26%)
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.
12 months through Apr 2026 3,226 · prior 12 4,024(-20%)
Decline curve
None shown. Petrora fits an Arps curve only when the last ten years of oil reports follow one decline closely enough to project (R² of 0.7 or better over at least a year since the peak). This lease's recent history does not, so a projection would be a guess dressed as a number.
Who reported it
Each run of months one operator filed the production report, oldest first.
- Grand Banks Energy CompanyJan 1993 → May 1994 · 17 mo
- Lomak Production CompanyJun 1994 → Aug 1998 · 51 mo
- Range Production CompanySep 1998 → Jul 2014 · 191 mo
- EQT Production Texas, LLCAug 2014 → Jun 2018 · 47 mo
- Stanolind Production LLCJul 2018 → Dec 2020 · 30 mo
- Slant Operating, LLCJan 2021 → Dec 2021 · 12 mo
- Burk Royalty Co., Ltd.Jan 2022 → Jul 2026 · 55 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
3
wells completed on the lease
- Not on Schedule
- 2
- Producing
- 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.
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