LEASES · O-1-15116 · OIL · DISTRICT 01
Texas-Osage
Atlas Operating LLC · Zavala County · Lorenzo (Austin Chalk) field
Texas-Osage is an RRC oil lease (O-1-15116) in Zavala County operated by Atlas Operating LLC, with 2 wells completed on it.
It has reported 124K barrels of oil and 58.1K mcf of gas since October 2009, last reporting volume in March 2026 (statewide data runs through April 2026).
It reported 1.85K barrels of oil in the 12 months through April 2026, down 16% on the year before; the lease peaked at 7.66K barrels in July 2010.
5 operators have filed production on it, most recently Atlas Operating LLC since April 2021.
- 124K
- bbl oil, all reported
- 58.1K
- mcf gas incl. casinghead
- 1.85K
- bbl oil, 12 months through Apr 2026
- -16%
- vs the 12 before
- 2
- wells completed on it
- 7.66K
- peak month, bbl (Jul 2010)
PDQ LEASE REPORTS · FIRST OCT 2009 · LAST VOLUME MAR 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.
12 months through Apr 2026 1,847 · prior 12 2,197(-16%)
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.
12 months through Apr 2026 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.
- Sanchez Oil & Gas CorporationOct 2009 → Apr 2014 · 55 mo
- SN Operating, LLCMay 2014 → Oct 2016 · 30 mo
- Sanchez Oil & Gas CorporationNov 2016 → Dec 2020 · 50 mo
- Catarina Midstream, LLCJan 2021 → Mar 2021 · 3 mo
- Atlas Operating LLCApr 2021 → Jul 2026 · 64 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
2
wells completed on the lease
- Producing
- 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-1-15116, documented in the API reference.