LEASES · O-9-14573 · OIL · DISTRICT 7C
Rocker B
ReportingPioneer Natural Res. USA, Inc. · Irion County and Reagan · Spraberry (Trend Area) field
Rocker B is an RRC oil lease (O-9-14573) in Irion County operated by Pioneer Natural Res. USA, Inc., with 256 wells completed on it.
It has reported 13.6M barrels of oil and 109M mcf of gas since April 1997, last reporting volume in April 2026 (statewide data runs through April 2026).
The last 12 reported months total 1.83M barrels of oil, up 88% on the year before; the lease peaked at 245K barrels in June 2025.
6 operators have filed production on it, most recently Pioneer Natural Res. USA, Inc. since January 2008.
- 13.6M
- bbl oil, all reported
- 109M
- mcf gas incl. casinghead
- 1.83M
- bbl oil, last 12 reported
- +88%
- vs the 12 before
- 256
- wells completed on it
- 245K
- peak month, bbl (Jun 2025)
PDQ LEASE REPORTS · FIRST APR 1997 · 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 1,825,472 · prior 12 969,873(+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 14,547,825 · prior 12 12,987,236(+12%)
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.
- Parker & Parsley Development L.PApr 1997 → Aug 1997 · 5 mo
- Pioneer Natural Res. USA, Inc.Sep 1997 → Jun 1999 · 22 mo
- Prize Operating CompanyJul 1999 → Mar 2002 · 33 mo
- Gruy Petroleum Management Co.Apr 2002 → Apr 2006 · 49 mo
- Cimarex Energy Co. of ColoradoMay 2006 → Dec 2007 · 20 mo
- Pioneer Natural Res. USA, Inc.Jan 2008 → Jul 2026 · 223 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
256
wells completed on the lease
- Plugged
- 152
- Producing
- 77
- NO Type on File
- 21
- Shut IN
- 4
- Injection
- 2
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-9-14573, documented in the API reference.