LEASES · O-10-35661 · OIL · DISTRICT 08
Willis
Extex Operating Company · Midland County · Spraberry (Trend Area) field
Willis is an RRC oil lease (O-10-35661) in Midland County operated by Extex Operating Company, with one well completed on it.
It has reported 30.3K barrels of oil and 95.2K mcf of gas since November 1997, last reporting volume in December 2022 (statewide data runs through April 2026).
No volume was reported in the 12 months through April 2026; the last was in December 2022.
5 operators have filed production on it, most recently Extex Operating Company since February 2021.
- 30.3K
- bbl oil, all reported
- 95.2K
- mcf gas incl. casinghead
- 0
- bbl oil, 12 months through Apr 2026
- —
- vs the 12 before
- 1
- wells completed on it
- 714
- peak month, bbl (Feb 1998)
PDQ LEASE REPORTS · FIRST NOV 1997 · LAST VOLUME DEC 2022 · 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 0 · prior 12 0
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
Who reported it
Each run of months one operator filed the production report, oldest first.
- Tmbr/Sharp Drilling, Inc.Oct 1997 → Feb 2004 · 77 mo
- Patterson Petroleum LPMar 2004 → May 2007 · 39 mo
- BC Operating, Inc.Jun 2007 → Apr 2008 · 11 mo
- Legacy Reserves Operating LPMay 2008 → Jan 2021 · 153 mo
- Extex Operating CompanyFeb 2021 → Jul 2026 · 66 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/o-10-35661, documented in the API reference.