Petrora

LEASES · O-14-1539 · OIL · DISTRICT 10

Cobb, T. B.

Reporting

Sanchez Production, LLC · Gray County · Panhandle Gray County Field field

Cobb, T. B. is an RRC oil lease (O-14-1539) in Gray County operated by Sanchez Production, LLC, with 30 wells completed on it.

It has reported 62.5K barrels of oil and 111K mcf of gas since January 1993, last reporting volume in March 2026 (statewide data runs through April 2026).

The last 12 reported months total 702 barrels of oil, down 54% on the year before; the lease peaked at 921 barrels in April 1999.

9 operators have filed production on it, most recently Sanchez Production, LLC since August 2020.

62.5K
bbl oil, all reported
111K
mcf gas incl. casinghead
702
bbl oil, last 12 reported
-54%
vs the 12 before
30
wells completed on it
921
peak month, bbl (Apr 1999)

PDQ LEASE REPORTS · FIRST JAN 1993 · LAST VOLUME MAR 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 702 · prior 12 1,521(-54%)

02004002017201820192020202120222023202420252026

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

012017201820192020202120222023202420252026

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. Cairn Energy, USA, Inc.Jan 1993 → Aug 1993 · 8 mo
  2. Nortex Operating Services, Inc.Sep 1993 → Jul 1997 · 47 mo
  3. Cresland Oil & Gas, Inc.Aug 1997 → Dec 1998 · 17 mo
  4. Riddle's Welding, Inc.Jan 1999 → Jul 2000 · 19 mo
  5. Fort Worth Natural Gas, Inc.Aug 2000 → Dec 2003 · 41 mo
  6. Tombstone Production, Inc.Jan 2004 → Aug 2006 · 32 mo
  7. Chase Operating Co.Sep 2006 → Feb 2016 · 114 mo
  8. Walls, G. M. & Frances, Inc.Mar 2016 → Jul 2020 · 53 mo
  9. Sanchez Production, LLCAug 2020 → Jul 2026 · 72 mo

Wells on the lease

FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL

30

wells completed on the lease

NO Production
18
Plugged
9
Shut In
3

Operates them now

Sanchez Production LLC
30

Newest permits

  • 17930755 #42Feb 8, 1980
  • — #10—
  • — #11—
  • — #20G—
  • — #21—
  • — #22—

All 30 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-14-1539, documented in the API reference.