Petrora

LEASES · O-10-28838 · OIL · DISTRICT 08

Thornberry 13-5

Reporting

Bce-Mach III LLC · Andrews County · Nix, South field

Thornberry 13-5 is an RRC oil lease (O-10-28838) in Andrews County operated by Bce-Mach Iii LLC, with one well completed on it.

It has reported 38.8K barrels of oil and 10.9K mcf of gas since January 1993, last reporting volume in April 2026 (statewide data runs through April 2026).

The last 12 reported months total 484 barrels of oil, down 1% on the year before; the lease peaked at 887 barrels in May 2005.

7 operators have filed production on it, most recently Bce-Mach Iii LLC since September 2025.

38.8K
bbl oil, all reported
10.9K
mcf gas incl. casinghead
484
bbl oil, last 12 reported
-1%
vs the 12 before
1
wells completed on it
887
peak month, bbl (May 2005)

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.

Last 12 months 484 · prior 12 488(-1%)

0501001502017201820192020202120222023202420252026

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 87(-100%)

01002003002017201820192020202120222023202420252026

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.

  1. Caprock Operating, Inc.Jan 1993 → Aug 1994 · 20 mo
  2. Sunray Energy, Inc.Sep 1994 → Oct 2004 · 122 mo
  3. Range Production CompanyNov 2004 → Jul 2009 · 57 mo
  4. Energen Resources CorporationAug 2009 → Jan 2019 · 114 mo
  5. Diamondback E&P LLCFeb 2019 → Jun 2019 · 5 mo
  6. Sabinal Energy Operating, LLCJul 2019 → Aug 2025 · 74 mo
  7. Bce-Mach III LLCSep 2025 → Jul 2026 · 11 mo

Wells on the lease

FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL

1

wells completed on the lease

Producing
1

Operates them now

Bce-Mach III LLC
1

Newest permits

All 1 wells, searchable →

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-10-28838, documented in the API reference.