WELL · 42-503-40454 · DISTRICT 9
Walker-Williams A #1
Young County · Herron Bend (Strawn 3060) field · Injection · Vertical
Walker-Williams A #1 (API 42-503-40454) is a well in Young County operated by Rover Operating Company LLC, completed November 5, 1993 and listed as injection on the RRC schedule.
The RRC has issued one drilling permit, issued September 3, 1992, permitted to 3,999 ft.
It was permitted by Stamper Operating CO., Inc. and has since transferred to Rover Operating Company LLC on the wellbore schedule.
Completion filings report 4 formation tops, including Buttram Sd, Buttram Sd., Herron Bend Strawn, Marble Falls.
Its lease has reported 166 barrels of oil and 939 mcf of gas since January 1993, last reporting in July 2026.
It holds an active disposal or injection permit, with 310K barrels injected in the 12 months reported through November 2025.
Operator of record
Permitted by Stamper Operating Co., Inc.; the EWA schedule now lists a different operator.
Wichita Falls, TX · P-5 Y, filed Jul 4, 2026 · 37 permits on file · (940) 631-4359
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Rover Operating Company LLC |
| Production reports | Stamper Operating Co., Inc.through Oct 1993 |
| Latest permit | Stamper Operating Co., Inc.Sep 3, 1992 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 3,999
- total depth, ft
- 1
- permits on file
- Sep 3, 1992
- last permit issued
- Nov 5, 1993
- completed
- 166
- cumulative oil, bbl
- 939
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Nov 5, 1993
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
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; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Walker-Williams "A" O-13-28418 | Herron Bend (Strawn 3060) | Rover Operating Company, LLC | 1 | 166 | 939 | Jan 1993 – Jul 2026 |
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.
- 1Stamper Operating Co., Inc.Jan 1993 → Aug 1993
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 401720-99 | Drill | Stamper Operating Co., Inc. | Aug 5, 1992 | Sep 3, 1992 | Sep 3, 1992 | 3,999 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-13-28418 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 1,014 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Buttram SD | 1,639 | -625 |
| Buttram Sd. | 1,639 | -625 |
| Herron Bend Strawn | 2,990 | -1,976 |
| Marble FallsMARBLE FALLS LIME | 3,988 | -2,974 |
| Marble FallsMARBLE FALLS LM | 3,988 | -2,974 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 2,992 | 2,998 | Perforated |
| 2,992 | 3,006 | Perforated |
| 3,003 | 3,006 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 171 | 12.25 | 150 S |
| 4.5 | 3,998 | 7.875 | 400 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 | Mar 9, 1994 | Jan 25, 1994 | — |
| 00 | Nov 10, 1992 | Oct 8, 1992 | Yes |
| 00 | Oct 16, 1992 | — | — |
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 42-503-40454 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-503-40454 → 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.
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Injection
- 310K
- bbl, last 12 reported months
- 7.57M
- bbl, all reported
- Nov 2025
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000079867 | H-1 Injection | Active | 4,000 | 815 | 1,635–1,760 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 309,622 · prior 12 209,620(+48%)
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/50340454, documented in the API reference.