LEASES · O-9-6172 · OIL · DISTRICT 7C
Schaefer, C. E. Sr.
No volume since Mar 2021Pioneer Natural Res. USA, Inc. · Reagan County · Spraberry (Trend Area) field
Schaefer, C. E. SR. is an RRC oil lease (O-9-6172) in Reagan County operated by Pioneer Natural Res. USA, Inc., with 3 wells completed on it.
It has reported 54.2K barrels of oil and 542K mcf of gas since January 1993, last reporting volume in March 2021 (statewide data runs through April 2026).
The last 12 reported months total 262 barrels of oil, down 81% on the year before; the lease peaked at 1.73K barrels in August 2013.
5 operators have filed production on it, most recently Pioneer Natural Res. USA, Inc. since February 2021.
- 54.2K
- bbl oil, all reported
- 542K
- mcf gas incl. casinghead
- 262
- bbl oil, last 12 reported
- -81%
- vs the 12 before
- 3
- wells completed on it
- 1.73K
- peak month, bbl (Aug 2013)
PDQ LEASE REPORTS · FIRST JAN 1993 · LAST VOLUME MAR 2021 · 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 262 · prior 12 1,345(-81%)
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 1,398 · prior 12 17,091(-92%)
Who reported it
Each run of months one operator filed the production report, oldest first.
- Tamarack Petroleum Company, Inc.Jan 1993 → Nov 2007 · 179 mo
- Mariner Energy, Inc.Dec 2007 → Nov 2010 · 36 mo
- Apache CorporationDec 2010 → Feb 2017 · 75 mo
- Parsley Energy Operations, LLCMar 2017 → Jan 2021 · 47 mo
- Pioneer Natural Res. USA, Inc.Feb 2021 → Oct 2021 · 9 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
3
wells completed on the lease
- Plugged
- 3
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-9-6172, documented in the API reference.