Petrora

LEASES · O-10-28532 · OIL · DISTRICT 08

Riggan

Reporting

Montare Operating, Ltd. · Andrews County · Fuhrman-Mascho field

Riggan is an RRC oil lease (O-10-28532) in Andrews County operated by Montare Operating, Ltd., with 5 wells completed on it.

It has reported 83.2K barrels of oil and 80.6K mcf of gas since January 1993, last reporting volume in April 2026 (statewide data runs through April 2026).

The last 12 reported months total 443 barrels of oil, down 57% on the year before; the lease peaked at 2.46K barrels in September 2010.

13 operators have filed production on it, most recently Montare Operating, Ltd. since August 2021.

83.2K
bbl oil, all reported
80.6K
mcf gas incl. casinghead
443
bbl oil, last 12 reported
-57%
vs the 12 before
5
wells completed on it
2.46K
peak month, bbl (Sep 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 443 · prior 12 1,034(-57%)

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 1,121 · prior 12 1,359(-18%)

02004006002017201820192020202120222023202420252026

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. Grand Banks Energy CompanyJan 1993 → May 1994 · 17 mo
  2. Lomak Production CompanyJun 1994 → Aug 1998 · 51 mo
  3. Range Production CompanySep 1998 → May 1999 · 9 mo
  4. Browning Oil Company, Inc.Jun 1999 → Feb 2000 · 9 mo
  5. Lynx Energy Company, Inc.Mar 2000 → Dec 2001 · 22 mo
  6. Lynx Operating Co., Inc.Jan 2002 → Feb 2002 · 2 mo
  7. Miranda Energy CorporationMar 2002 → Dec 2004 · 34 mo
  8. Vin Fisher Oil CompanyJan 2005 → May 2008 · 41 mo
  9. Vin Fisher Operating, Inc.Jun 2008 → Oct 2009 · 17 mo
  10. OK Arena Operating CompanyNov 2009 → Jul 2010 · 9 mo
  11. Sandridge Expl. and Prod., LLCAug 2010 → Oct 2018 · 99 mo
  12. Avalon TX Operating, LLCNov 2018 → Jul 2021 · 33 mo
  13. Montare Operating, Ltd.Aug 2021 → Jul 2026 · 60 mo

Wells on the lease

FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL

5

wells completed on the lease

Shut In
3
Producing
2

Operates them now

Montare Operating Ltd.
4
Montare Operating, Ltd.
1

Newest permits

All 5 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-10-28532, documented in the API reference.