LEASES · G-11-20509 · GAS · DISTRICT 8A
Masten -J-
No volume since Feb 2016Talis Energy Inc. · Levelland (San Andres) field
Masten -J- is an RRC gas lease (G-11-20509) in the Levelland (San Andres) field operated by Talis Energy Inc., with one well completed on it.
It has reported 131K mcf of gas since January 1993, last reporting volume in February 2016 (statewide data runs through April 2026).
No volume was reported in the last 12 months; the last was in February 2016.
7 operators have filed production on it, most recently Talis Energy Inc. since July 2025.
- 131K
- mcf gas, all reported
- 0
- bbl condensate and oil
- 0
- mcf gas, last 12 reported
- —
- vs the 12 before
- 1
- wells completed on it
- —
- peak month, bbl
PDQ LEASE REPORTS · FIRST JAN 1993 · LAST VOLUME FEB 2016 · STATEWIDE DATA THROUGH APR 2026
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
Who reported it
Each run of months one operator filed the production report, oldest first.
- Union Oil Company of CaliforniaJan 1993 → May 2000 · 89 mo
- Pure Resources, L.P.Jun 2000 → Mar 2006 · 70 mo
- Chevron Midcontinent, L.P.Apr 2006 → Aug 2015 · 113 mo
- Steward Energy II, LLCSep 2015 → Apr 2020 · 56 mo
- RMB Operating LLCMay 2020 → Jun 2023 · 38 mo
- Oilwell Operators, Inc.Jul 2023 → Jun 2025 · 24 mo
- Talis Energy Inc.Jul 2025 → Jul 2026 · 13 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
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/g-11-20509, documented in the API reference.