LEASES · O-11-66110 · OIL · DISTRICT 8A
Pen Branch (Upper Strawn) Unit
No volume since Feb 2015Miocene Oil & Gas, Ltd. · King County · Pen Branch (U. Strawn) field
Pen Branch (Upper Strawn) Unit is an RRC oil lease (O-11-66110) in King County operated by Miocene Oil & Gas, Ltd., with 14 wells completed on it.
It has reported 115K barrels of oil and 7.65K mcf of gas since January 1993, last reporting volume in February 2015 (statewide data runs through April 2026).
No volume was reported in the last 12 months; the last was in February 2015.
5 operators have filed production on it, most recently Miocene Oil & Gas, Ltd. since March 2006.
- 115K
- bbl oil, all reported
- 7.65K
- mcf gas incl. casinghead
- 0
- bbl oil, last 12 reported
- —
- vs the 12 before
- 14
- wells completed on it
- 2.69K
- peak month, bbl (Jan 1993)
PDQ LEASE REPORTS · FIRST JAN 1993 · LAST VOLUME FEB 2015 · 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 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.
Last 12 months 0 · prior 12 0
Who reported it
Each run of months one operator filed the production report, oldest first.
- Hunt Oil CompanyJan 1993 → Mar 2000 · 87 mo
- BP Prod. Corp.Apr 2000 → Mar 2002 · 24 mo
- Newton Corp.,theApr 2002 → May 2005 · 38 mo
- CH-Seon Inc.Jun 2005 → Feb 2006 · 9 mo
- Miocene Oil & Gas, Ltd.Mar 2006 → Jul 2026 · 245 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
14
wells completed on the lease
- Plugged
- 14
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.
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