WELL · 42-503-40338 · DISTRICT 9
Walker-Williams #5
Young County · Young County Regular field · Vertical
Walker-Williams #5 (API 42-503-40338) is a well in Young County operated by Martin Well Service, completed June 15, 1991.
The RRC has issued 2 drilling permits between 1991 and 2009, permitted to 1,700 ft.
Completion filings report one formation top, including Strawn.
Its 2 leases have reported 156K barrels of oil and 407K mcf of gas since January 1993, last reporting in July 2026. The leases carry 28 wells, so these are lease totals, not this well alone.
Operator of record
Graham, TX · P-5 Y, filed Dec 5, 2014 · 36 permits on file · (940) 521-4021
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Martin Well Service |
| Production reports | Rover Operating Company, LLCthrough Mar 2026 |
| Latest permit | Martin Well ServiceMay 11, 2009 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 1,700
- total depth, ft
- 2
- permits on file
- May 11, 2009
- last permit issued
- Jun 15, 1991
- completed
- 156K
- cumulative oil, bbl
- 407K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jun 15, 1991
- 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 2 leases this well is completed on; they carry 28 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Walker-Williams O-13-31156 | Willis (Strawn-Buttram) | Rover Operating Company, LLC | 17 | 135K | 382K | Jun 2007 – Jul 2026 |
| Walker-Williams O-13-28082 | Young County Regular | Martin Well Service | 11 | 21.3K | 25.1K | Jan 1993 – Oct 2009 |
Oil, barrels lease total
Last 12 months 176 · prior 12 77(+129%)
Gas, mcf lease total
Last 12 months 0 · prior 12 0
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Stamper Operating Co., Inc.Jan 1993 → Jan 2005
- 2Martin Well ServiceFeb 2005 → Oct 2010
- 3Rover Operating Company, LLCNov 2010 → Mar 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 680523-99 | Field transfer | Martin Well Service | Apr 20, 2009 | May 11, 2009 | Jun 4, 1991 | 1,685 |
| 388734-99 | Drill | Stamper Operating Co., Inc. | Jun 6, 1991 | Jun 6, 1991 | Jun 4, 1991 | 1,700 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-13-28082 | — | — | — | — |
| — | — O-13-31156 | — | — | — | — |
| — | — O-13-31156 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 1,080 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Strawn | 1,681 | -601 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 1,681 | 1,685 | Perforated |
| 1,681 | 1,685 | Open hole |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 160 | 12.25 | 180 S |
| 5.5 | 1,681 | 7.875 | 75 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 | Aug 19, 2009 | Feb 10, 2009 | — |
| 00 | Jul 6, 2009 | Jul 18, 1991 | Yes |
| 00 | Jul 30, 1991 | Jul 18, 1991 | Yes |
| 00 | Jul 26, 1991 | — | — |
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 42-503-40338 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-503-40338 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward). 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/50340338, documented in the API reference.