LEASES · O-13-1338 · OIL · DISTRICT 09
Calvin, O. -B-
ReportingPortana Properties LLC · Archer County · Wainwright (Gunsight) field
Calvin, O. -B- is an RRC oil lease (O-13-1338) in Archer County operated by Portana Properties LLC, with 24 wells completed on it.
It has reported 37.9K barrels of oil and 54 mcf of gas since January 1993, last reporting volume in May 2025 (statewide data runs through April 2026).
The last 12 reported months total 25 barrels of oil, down 88% on the year before; the lease peaked at 510 barrels in January 1997.
6 operators have filed production on it, most recently Portana Properties LLC since July 2023.
- 37.9K
- bbl oil, all reported
- 54
- mcf gas incl. casinghead
- 25
- bbl oil, last 12 reported
- -88%
- vs the 12 before
- 24
- wells completed on it
- 510
- peak month, bbl (Jan 1997)
PDQ LEASE REPORTS · FIRST JAN 1993 · LAST VOLUME MAY 2025 · 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 25 · prior 12 210(-88%)
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
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.
- Yazell Oil & GasJan 1993 → Jul 1994 · 19 mo
- Legacy Petroleum CorporationAug 1994 → Jun 1999 · 59 mo
- Carloran Production CorpJul 1999 → Jul 2002 · 37 mo
- Beisch, RustyAug 2002 → Oct 2004 · 27 mo
- L-R ProductionNov 2004 → Jun 2023 · 224 mo
- Portana Properties LLCJul 2023 → Jul 2026 · 37 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
24
wells completed on the lease
- Shut IN
- 9
- NO Production
- 8
- Plugged
- 4
- Injection
- 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-13-1338, documented in the API reference.