LEASES · O-10-1166 · OIL · DISTRICT 08
Parks, Roy -B- TG
ReportingCOG Operating LLC · Midland County and Ector · Dora Roberts (Ellenburger) field
Parks, Roy -B- TG is an RRC oil lease (O-10-1166) in Midland County operated by Cog Operating LLC, with 15 wells completed on it.
It has reported 624K barrels of oil and 1.56M mcf of gas since January 1993, last reporting volume in April 2026 (statewide data runs through April 2026).
The last 12 reported months total 58 barrels of oil, down 97% on the year before; the lease peaked at 10.2K barrels in September 2001.
5 operators have filed production on it, most recently Cog Operating LLC since February 2012.
- 624K
- bbl oil, all reported
- 1.56M
- mcf gas incl. casinghead
- 58
- bbl oil, last 12 reported
- -97%
- vs the 12 before
- 15
- wells completed on it
- 10.2K
- peak month, bbl (Sep 2001)
PDQ LEASE REPORTS · FIRST JAN 1993 · 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 58 · prior 12 2,030(-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 1,783 · prior 12 3,820(-53%)
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.
- Anadarko Petroleum CorporationJan 1993 → Nov 2004 · 143 mo
- Merit Energy CompanyDec 2004 → Jul 2010 · 68 mo
- PDC-WV-Co CorporationAug 2010 → Aug 2010 · 1 mo
- PDC EnergySep 2010 → Jan 2012 · 17 mo
- COG Operating LLCFeb 2012 → Jul 2026 · 174 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
15
wells completed on the lease
- Plugged
- 11
- Injection
- 2
- Producing
- 1
- Not on Schedule
- 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-10-1166, documented in the API reference.