WELL · 42-235-33441 · DISTRICT 7
Rocker B 108 #4
Irion County · Spraberry (Trend Area) field · Vertical
Rocker B 108 #4 (API 42-235-33441) is a plugged well in Irion County, plugged July 26, 2011, last operated by Pioneer Natural Res. USA Inc..
The RRC has issued one drilling permit, issued October 4, 1995, permitted to 6,600 ft.
It was permitted by Hallwood Petroleum, Inc. and has since transferred to Pioneer Natural Res. USA Inc. on the wellbore schedule.
Completion filings report 5 formation tops, including Sugg North Clearfork, Spraberry, Jo Mill, Dean.
Its lease has reported 62K barrels of oil and 301K mcf of gas since July 1995, last reporting in August 2016. The lease carries 4 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Hallwood Petroleum, Inc.; the EWA schedule now lists a different operator.
- Based in
- Spring, TX
- P-5 status
- Active (A)
- P-5 last filed
- Jul 8, 2026
- Permits on file
- 15,628
- Phone
- (972) 444-4001
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 2015 |
| Latest permit | Hallwood Petroleum, Inc.Oct 4, 1995 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 6,600
- total depth, ft
- 1
- permits on file
- Oct 4, 1995
- last permit issued
- Dec 7, 1995
- completed
- 62K
- cumulative oil, bbl
- 301K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jul 1995 THROUGH Aug 2016
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Dec 7, 1995
- Shut in
- —
- Plugged
- Jul 26, 2011
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 lease this well is completed on; they carry 4 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Rocker B 108 O-9-13872 | Spraberry (Trend Area) | Pioneer Natural Res. USA, Inc. | 4 | 62K | 301K | Jul 1995 – Aug 2016 |
No volumes reported on these leases in the last three years.
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Hallwood Petroleum, Inc.Jul 1995 → Dec 2001
- 2Hec Petroleum, Inc.Jan 2002 → Mar 2006
- 3Chevron Midcontinent, L.P.Apr 2006 → Dec 2011
- 4Fiml Natural Resources, LLCJan 2012 → Aug 2014
- 5Discovery Natural Resources LLCSep 2014 → Nov 2014
- 6Pioneer Natural Res. USA, Inc.Dec 2014 → Apr 2015
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 440519-99 | Drill | Hallwood Petroleum, Inc. | Oct 4, 1995 | Oct 4, 1995 | Oct 14, 1995 | 6,600 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Dec 7, 1995 | Rocker B 108 O-9-13872 | Spraberry (Trend Area) | Pioneer Natural Res. USA Inc. | Plugged | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,478 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,524 | 4,845 | Perforated |
| 4,940 | 5,075 | Perforated |
| 5,226 | 5,559 | Perforated |
| 5,654 | 5,956 | Perforated |
| 6,185 | 6,505 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 596 | 12.25 | 275 S |
| 5.5 | 6,700 | 7.875 | 900 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 | Feb 12, 1996 | Jan 9, 1996 | Yes |
| 00 | Jan 22, 1996 | — | — |
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 42-235-33441 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-235-33441 → 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/23533441, documented in the API reference.