LEASES · O-10-6960 · OIL · DISTRICT 08
Alma
ReportingHighmark Energy Operating, LLC · Ector County · TXL (Ellenburger) field
Alma is an RRC oil lease (O-10-6960) in Ector County operated by Highmark Energy Operating, LLC, with 5 wells completed on it.
It has reported 210K barrels of oil and 614K mcf of gas since January 1993, last reporting volume in January 2026 (statewide data runs through April 2026).
The last 12 reported months total 6.09K barrels of oil, down 29% on the year before; the lease peaked at 1.33K barrels in April 1997.
8 operators have filed production on it, most recently Highmark Energy Operating, LLC since March 2023.
- 210K
- bbl oil, all reported
- 614K
- mcf gas incl. casinghead
- 6.09K
- bbl oil, last 12 reported
- -29%
- vs the 12 before
- 5
- wells completed on it
- 1.33K
- peak month, bbl (Apr 1997)
PDQ LEASE REPORTS · FIRST JAN 1993 · LAST VOLUME JAN 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.
Last 12 months 6,092 · prior 12 8,617(-29%)
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 15,919 · prior 12 17,718(-10%)
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.
- Phillips Petroleum CompanyJan 1993 → Sep 1995 · 33 mo
- Merit Energy CompanyOct 1995 → Apr 2000 · 55 mo
- Permian Resources, Inc.May 2000 → Apr 2004 · 48 mo
- Chesapeake Operating, Inc.May 2004 → Mar 2010 · 71 mo
- Three Rivers Operating Co LLCApr 2010 → Jul 2012 · 28 mo
- COG Operating LLCAug 2012 → Dec 2012 · 5 mo
- Legacy Reserves Operating LPJan 2013 → Feb 2023 · 122 mo
- Highmark Energy Operating, LLCMar 2023 → Jul 2026 · 41 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
5
wells completed on the lease
- NO Type on File
- 5
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-10-6960, documented in the API reference.