LEASES · O-1-17738 · OIL · DISTRICT 01
Johnston Ranch
ReportingFlint Oak Energy, LLC · Frio County · Pearsall (Austin Chalk) field
Johnston Ranch is an RRC oil lease (O-1-17738) in Frio County operated by Flint Oak Energy, LLC, with 12 wells completed on it.
It has reported 600K barrels of oil and 33.7K mcf of gas since November 2013, last reporting volume in April 2026 (statewide data runs through April 2026).
The last 12 reported months total 11.6K barrels of oil, down 29% on the year before; the lease peaked at 30.1K barrels in January 2015.
3 operators have filed production on it, most recently Flint Oak Energy, LLC since October 2023.
- 600K
- bbl oil, all reported
- 33.7K
- mcf gas incl. casinghead
- 11.6K
- bbl oil, last 12 reported
- -29%
- vs the 12 before
- 12
- wells completed on it
- 30.1K
- peak month, bbl (Jan 2015)
PDQ LEASE REPORTS · FIRST NOV 2013 · 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 11,562 · prior 12 16,208(-29%)
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.
- Texas American Resources CompanyNov 2013 → Jan 2018 · 51 mo
- Trinity Operating (Usg), LLCFeb 2018 → Sep 2023 · 68 mo
- Flint Oak Energy, LLCOct 2023 → Jul 2026 · 34 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
12
wells completed on the lease
- Shut IN
- 6
- Producing
- 5
- Injection
- 1
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-1-17738, documented in the API reference.