Petrora

LEASES · O-1-533 · OIL · DISTRICT 01

Caster, Clemmie

Reporting

Texstar Oil & Gas, LLC · Guadalupe County · Dunlap field

Caster, Clemmie is an RRC oil lease (O-1-533) in Guadalupe County operated by Texstar Oil & Gas, LLC, with 6 wells completed on it.

It has reported 14.9K barrels of oil and 9.3K mcf of gas since January 1993, last reporting volume in February 2026 (statewide data runs through April 2026).

The last 12 reported months total 654 barrels of oil, down 33% on the year before; the lease peaked at 193 barrels in July 2021.

9 operators have filed production on it, most recently Texstar Oil & Gas, LLC since February 2013.

14.9K
bbl oil, all reported
9.3K
mcf gas incl. casinghead
654
bbl oil, last 12 reported
-33%
vs the 12 before
6
wells completed on it
193
peak month, bbl (Jul 2021)

PDQ LEASE REPORTS · FIRST JAN 1993 · LAST VOLUME FEB 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 654 · prior 12 972(-33%)

01002002017201820192020202120222023202420252026

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. Michelle Oil Co.Jan 1993 → Oct 1993 · 10 mo
  2. Rayalto Oil & Gas, Inc.Nov 1993 → Mar 1995 · 17 mo
  3. R & S Oil Production Co.Apr 1995 → Feb 1996 · 11 mo
  4. Quest Research & Dev. Corp.Mar 1996 → May 1999 · 39 mo
  5. Rainer Energy, Inc.Jun 1999 → Jan 2000 · 8 mo
  6. Kidd Production Co.Feb 2000 → Apr 2006 · 75 mo
  7. Quest Emg, Inc.May 2006 → Jun 2011 · 62 mo
  8. Kidd Production Co.Jul 2011 → Jan 2013 · 19 mo
  9. Texstar Oil & Gas, LLCFeb 2013 → Jul 2026 · 162 mo

Wells on the lease

FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL

6

wells completed on the lease

Producing
4
Shut IN
1
Plugged
1

Operates them now

Texstar Oil & Gas LLC
6

Newest permits

  • 18732254 #6Oct 8, 1982
  • — #1—
  • — #2—
  • — #3—
  • — #4—
  • — #5—

All 6 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-1-533, documented in the API reference.