LEASES · O-1-6358 · OIL · DISTRICT 01
Armstrong Unit
ReportingPetro Lions, LLC · Bexar County · Fairfield field
Armstrong Unit is an RRC oil lease (O-1-6358) in Bexar County operated by Petro Lions, LLC, with 7 wells completed on it.
It has reported 8.84K barrels of oil and 19 mcf of gas since January 1993, last reporting volume in April 2026 (statewide data runs through April 2026).
The last 12 reported months total 98 barrels of oil; the lease peaked at 148 barrels in May 2006.
4 operators have filed production on it, most recently Petro Lions, LLC since January 2014.
- 8.84K
- bbl oil, all reported
- 19
- mcf gas incl. casinghead
- 98
- bbl oil, last 12 reported
- —
- vs the 12 before
- 7
- wells completed on it
- 148
- peak month, bbl (May 2006)
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 98 · prior 12 45(+118%)
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
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.
- Hardwick, Ross H. Oil CompanyJan 1993 → Feb 2004 · 134 mo
- Park Avenue Resources, Inc.Mar 2004 → Jan 2012 · 95 mo
- Bar M Petroleum Co.Feb 2012 → Dec 2013 · 23 mo
- Petro Lions, LLCJan 2014 → Jul 2026 · 151 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
7
wells completed on the lease
- Producing
- 5
- Plugged
- 2
Operates them now
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-1-6358, documented in the API reference.