LEASES · O-9-17569 · OIL · DISTRICT 7C
University 43
ReportingSem Operating Company LLC · Irion County · Lin (Wolfcamp) field
University 43 is an RRC oil lease (O-9-17569) in Irion County operated by Sem Operating Company LLC, with 30 wells completed on it.
It has reported 2.37M barrels of oil and 39.8M mcf of gas since January 2011, last reporting volume in April 2026 (statewide data runs through April 2026).
The last 12 reported months total 191K barrels of oil, up 97% on the year before; the lease peaked at 73.2K barrels in October 2012.
2 operators have filed production on it, most recently Sem Operating Company LLC since June 2016.
- 2.37M
- bbl oil, all reported
- 39.8M
- mcf gas incl. casinghead
- 191K
- bbl oil, last 12 reported
- +97%
- vs the 12 before
- 30
- wells completed on it
- 73.2K
- peak month, bbl (Oct 2012)
PDQ LEASE REPORTS · FIRST JAN 2011 · 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 191,266 · prior 12 96,935(+97%)
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 3,882,522 · prior 12 3,706,865(+5%)
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.
- EOG Resources, Inc.Jan 2011 → May 2016 · 65 mo
- Sem Operating Company LLCJun 2016 → Jul 2026 · 122 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
30
wells completed on the lease
- Producing
- 26
- Shut IN
- 3
- NO Type on File
- 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-9-17569, documented in the API reference.