LEASES · O-10-34420 · OIL · DISTRICT 08
Ralph
ReportingOlsen Energy Inc. · Andrews County · Fullerton field
Ralph is an RRC oil lease (O-10-34420) in Andrews County operated by Olsen Energy Inc., with 6 wells completed on it.
It has reported 252K barrels of oil and 495K mcf of gas since March 1995, last reporting volume in April 2026 (statewide data runs through April 2026).
The last 12 reported months total 1.7K barrels of oil, down 19% on the year before; the lease peaked at 3.33K barrels in March 1997.
6 operators have filed production on it, most recently Olsen Energy Inc. since January 2025.
- 252K
- bbl oil, all reported
- 495K
- mcf gas incl. casinghead
- 1.7K
- bbl oil, last 12 reported
- -19%
- vs the 12 before
- 6
- wells completed on it
- 3.33K
- peak month, bbl (Mar 1997)
PDQ LEASE REPORTS · FIRST MAR 1995 · 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 1,696 · prior 12 2,093(-19%)
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 2,841(-100%)
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.
- Sonat Exploration Co. - MidlandMar 1995 → Dec 1996 · 22 mo
- Primal Energy CorporationJan 1997 → Dec 2001 · 60 mo
- Scythian, Ltd.Jan 2002 → Apr 2006 · 52 mo
- Endeavor Energy Resources L.P.May 2006 → Nov 2023 · 211 mo
- Silver Cross Energy Partners LLCDec 2023 → Dec 2024 · 13 mo
- Olsen Energy Inc.Jan 2025 → Jul 2026 · 19 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
6
wells completed on the lease
- Producing
- 4
- Shut In
- 1
- Plugged
- 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-10-34420, documented in the API reference.