Petrora

LEASES · O-1-1182 · OIL · DISTRICT 01

Coulter -B-

Reporting

Speckle Trout Operating LLC · Milam County · Minerva-Rockdale field

Coulter -B- is an RRC oil lease (O-1-1182) in Milam County operated by Speckle Trout Operating LLC, with 12 wells completed on it.

It has reported 35.7K barrels of oil and 21 mcf of gas since January 1993, last reporting volume in April 2026 (statewide data runs through April 2026).

The last 12 reported months total 560 barrels of oil, up 24% on the year before; the lease peaked at 620 barrels in July 2010.

11 operators have filed production on it, most recently Speckle Trout Operating LLC since August 2025.

35.7K
bbl oil, all reported
21
mcf gas incl. casinghead
560
bbl oil, last 12 reported
+24%
vs the 12 before
12
wells completed on it
620
peak month, bbl (Jul 2010)

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 560 · prior 12 451(+24%)

01002003002017201820192020202120222023202420252026

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. Penrod Oil Company of Texas, IncJan 1993 → Sep 1994 · 21 mo
  2. Mobile Production Systems, Inc.Oct 1994 → Oct 1994 · 1 mo
  3. Penrod Oil Company of Texas, IncNov 1994 → Nov 1995 · 13 mo
  4. Cap Operating Inc.Dec 1995 → Apr 1998 · 29 mo
  5. Rockdale Partners, L.L.C.May 1998 → Nov 1998 · 7 mo
  6. Heritage Petroleum CorporationDec 1998 → Jan 2000 · 14 mo
  7. Little River Operating Corp.Feb 2000 → Feb 2007 · 85 mo
  8. Stingray Oil Company, Inc.Mar 2007 → Apr 2018 · 134 mo
  9. Red Oak Oil Company, LLCMay 2018 → Jun 2023 · 62 mo
  10. One World Operating, LLCJul 2023 → Jul 2025 · 25 mo
  11. Speckle Trout Operating LLCAug 2025 → Jul 2026 · 12 mo

Wells on the lease

FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL

12

wells completed on the lease

Producing
10
Plugged
2

Operates them now

Speckle Trout Operating LLC
12

Newest permits

All 12 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-1-1182, documented in the API reference.