WELL · 42-235-33959 · DISTRICT 7
Rocker B QQ #4
Irion County · Spraberry (Trend Area) field · Vertical
Rocker B QQ #4 (API 42-235-33959) is a well in Irion County operated by Pioneer Natural Res. USA Inc., completed August 9, 2006.
The RRC has issued one drilling permit, issued March 23, 2006, permitted to 7,400 ft.
It was permitted by Gruy Petroleum Management CO. and has since transferred to Pioneer Natural Res. USA Inc. on the wellbore schedule.
Completion filings report 6 formation tops, including Clear Fork, Spraberry, Jo Mill, Jomill.
Its 3 leases have reported 13.8M barrels of oil and 110M mcf of gas since January 1993, last reporting in July 2026. The leases carry 280 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Gruy Petroleum Management Co.; the EWA schedule now lists a different operator.
Spring, TX · P-5 Y, filed May 4, 2026 · 15,619 permits on file · (972) 598-8150
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Pioneer Natural Res. USA Inc. |
| Production reports | Pioneer Natural Res. USA, Inc.through Apr 2026 |
| Latest permit | Gruy Petroleum Management Co.Mar 23, 2006 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 7,400
- total depth, ft
- 1
- permits on file
- Mar 23, 2006
- last permit issued
- Aug 9, 2006
- completed
- 13.8M
- cumulative oil, bbl
- 110M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Aug 9, 2006
- Shut in
- —
- Plugged
- —
Surface location
No coordinates on the permit record yet. The RRC's GIS record usually lands within days of issuance; historical master-file permits never carry one.
Lease production
PDQ LEASE REPORTS · REPORTED THROUGH APR 2026
Texas reports oil by lease, not by well. These are the 3 leases this well is completed on; they carry 280 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Rocker B O-9-14573 | Spraberry (Trend Area) | Pioneer Natural Res. USA, Inc. | 256 | 13.6M | 109M | Apr 1997 – Jul 2026 |
| Rocker B -Q- O-9-6524 | Spraberry (Trend Area) | Pioneer Natural Res. USA, Inc. | 21 | 150K | 653K | Jan 1993 – Nov 2014 |
| Rocker B "QQ" O-9-14621 | Spraberry (Trend Area) | Pioneer Natural Res. USA, Inc. | 3 | 49.8K | 308K | Jul 1997 – Feb 2013 |
Gas, mcf lease total
Last 12 months 14,547,825 · prior 12 12,987,236(+12%)
Oil, barrels lease total
Last 12 months 1,825,472 · prior 12 969,873(+88%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Amax Oil & Gas Inc.Jan 1993 → Apr 1993
- 2Consolidated Oil & Gas, IncMay 1993 → Aug 1995
- 3Hugoton Energy CorporationSep 1995 → Mar 1998
- 4Parker & Parsley Development L.PApr 1997 → Aug 1997
- 5Pioneer Natural Res. USA, Inc.Sep 1997 → Apr 2026
- 6Chesapeake Operating, Inc.Apr 1998 → Sep 1999
- 7Prize Operating CompanyJul 1999 → Mar 2002
- 8Nadel and Gussman Permian,l.l.c.Oct 1999 → Oct 2004
- 9Gruy Petroleum Management Co.Apr 2002 → Apr 2006
- 10Cimarex Energy Co. of ColoradoMay 2006 → Dec 2007
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 616331-99 | Drill | Gruy Petroleum Management Co. | Mar 23, 2006 | Mar 23, 2006 | Jul 7, 2006 | 7,400 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-9-6524 | — | — | — | — |
| — | — O-9-14573 | — | — | — | — |
| — | — O-9-14621 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,631 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,960 | 5,000 | Perforated |
| 5,390 | 5,430 | Perforated |
| 5,840 | 5,880 | Perforated |
| 6,350 | 6,390 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 784 | 11 | 500 S |
| 8.625 | 784 | 12.25 | 500 S |
| 4.5 | 6,750 | 7.875 | 610 S |
Completion filings
W-2 and G-1 reports on record in the RRC wellbore file, newest first. The suffix identifies the wellbore or completion event. About these reports →
| Suffix | Filed | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Sep 16, 2016 | Sep 8, 2016 | — |
| 00 | Jul 22, 2014 | Sep 13, 2006 | Yes |
| 00 | May 25, 2012 | Sep 13, 2006 | Yes |
| 00 | Feb 9, 2007 | Sep 13, 2006 | Yes |
| 00 | Sep 20, 2006 | — | — |
The source documents
Petrora holds the structured record. The scanned filings live at the RRC; these links open its search already filled in for this API.
- Wellbore filings for 42-235-33959 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-235-33959 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward) and the University Lands library. then paste it into their search.
About this data
Permits from the RRC OGA049M master and daily daf420 files; wellbore and operator of record from the EWA schedule, weekly; completions, formation tops, casing, and perforations from the dbf900 wellbore file; production from PDQ lease reports, which lag two to three months; injection from UIC permits, H-10 reports, and TexNet daily volumes; earthquakes from the TexNet catalog.
New to these records? How to read a well page · API numbers · completion reports and tops · why production is by lease
Developers: this page as JSON is GET /v1/data/wells/23533959, documented in the API reference.