Petrora

LEASES · O-13-5550 · OIL · DISTRICT 09

Cook-Throckmorton

Reporting

Os&s Operating Inc. · Wichita County Regular field

Cook-Throckmorton is an RRC oil lease (O-13-5550) in the Wichita County Regular field operated by OS&S Operating Inc., with 3 wells completed on it.

It has reported 20.5K barrels of oil and 144 mcf of gas since January 1993, last reporting volume in March 2026 (statewide data runs through April 2026).

The last 12 reported months total 125 barrels of oil, down 2% on the year before; the lease peaked at 231 barrels in April 1997.

5 operators have filed production on it, most recently OS&S Operating Inc. since February 2018.

20.5K
bbl oil, all reported
144
mcf gas incl. casinghead
125
bbl oil, last 12 reported
-2%
vs the 12 before
3
wells completed on it
231
peak month, bbl (Apr 1997)

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 125 · prior 12 127(-2%)

02040602017201820192020202120222023202420252026

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. S & R Oil CompanyJan 1993 → Apr 1993 · 4 mo
  2. O S & S Oil CompanyMay 1993 → Jul 2000 · 87 mo
  3. Os&s Operating Inc.Aug 2000 → Feb 2002 · 19 mo
  4. O S & S Oil CompanyMar 2002 → Jan 2018 · 191 mo
  5. Os&s Operating Inc.Feb 2018 → Jul 2026 · 102 mo

Wells on the lease

FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL

3

wells completed on the lease

Shut IN
2
Producing
1

Operates them now

Os&s Operating Inc.
3

Newest permits

  • — #12—
  • — #4—
  • — #7—

All 3 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-13-5550, documented in the API reference.