WELL · 42-383-10331 · DISTRICT 7
Rocker B 149 #4
Reagan County · SRH (Clear Fork) field · Vertical
Rocker B 149 #4 (API 42-383-10331) is a plugged well in Reagan County, plugged August 29, 2008, last operated by Discovery Natural Resources LLC.
The RRC has issued one drilling permit, issued February 26, 1996, permitted to 7,550 ft.
It was permitted by Hallwood Petroleum, Inc. and has since transferred to Discovery Natural Resources LLC on the wellbore schedule.
Completion filings report 7 formation tops, including Clear Fork, Srh Clearfork, Spraberry, Jo Mill.
Its 2 leases have reported 153K barrels of oil and 529K mcf of gas since January 1993, last reporting in January 2015. The leases carry 11 wells, so these are lease totals, not this well alone.
Operator of record
Discovery Natural Resources LLC
Permitted by Hallwood Petroleum, Inc.; the EWA schedule now lists a different operator.
- Based in
- Denver, CO
- P-5 status
- Active (A)
- P-5 last filed
- Jan 12, 2026
- Permits on file
- 451
- Phone
- (303) 893-5073
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Discovery Natural Resources LLC |
| Production reports | Fiml Natural Resources, LLCthrough Jan 2014 |
| Latest permit | Hallwood Petroleum, Inc.Feb 26, 1996 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 7,550
- total depth, ft
- 1
- permits on file
- Feb 26, 1996
- last permit issued
- Feb 15, 1996
- completed
- 153K
- cumulative oil, bbl
- 529K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jan 2015
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Feb 15, 1996
- Shut in
- —
- Plugged
- Aug 29, 2008
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 2 leases this well is completed on; they carry 11 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Rocker B "149" O-9-14313 | SRH (Clear Fork) | Discovery Natural Resources LLC | 7 | 145K | 503K | Jan 1996 – Jan 2015 |
| Rocker B 149 O-9-4605 | Spraberry (Trend Area) | Hallwood Petroleum, Inc. | 4 | 7.8K | 26.8K | Jan 1993 – May 1996 |
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.
- 1Michaelson Producing CompanyJan 1993 → Jul 1994
- 2Hallwood Petroleum, Inc.Aug 1994 → Dec 2001
- 3Hec Petroleum, Inc.Jan 2002 → Mar 2006
- 4Chevron Midcontinent, L.P.Apr 2006 → Feb 2012
- 5Fiml Natural Resources, LLCMar 2012 → Jan 2014
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 444902-99 | Recompletion | Hallwood Petroleum, Inc. | Feb 16, 1996 | Feb 26, 1996 | Feb 14, 1996 | 7,550 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-9-4605 | — | — | — | — |
| — | — O-9-14313 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,521 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,475 | 4,877 | Perforated |
| 6,294 | 6,486 | Perforated |
| 6,678 | 6,968 | Perforated |
| 7,062 | 7,420 | Perforated |
| — | 7,420 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 615 | 11 | 325 S |
| 5.5 | 7,548 | 7.875 | 550 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 | May 23, 1996 | Mar 18, 1996 | Yes |
| 00 | May 14, 1996 | — | — |
| 00 | Jan 12, 1984 | — | — |
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 42-383-10331 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-383-10331 → 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/38310331, documented in the API reference.