WELL · 42-355-30638 · DISTRICT 4
Walker "A" #2
Nueces County · Richard King (5700 Koehler) field · Vertical
Walker "A" #2 (API 42-355-30638) is a well in Nueces County operated by Cox Edwin L., completed February 1, 1976.
The RRC has issued 2 drilling permits between 1984 and 1986, permitted to 6,530 ft.
It was permitted by Cox, Edwin L. & Cox, Berry R. and has since transferred to Cox Edwin L. on the wellbore schedule.
Completion filings report 4 formation tops, including U. Richard King, M. Richard King, Koehler, Brownlee.
Its 2 leases have reported 1.01K barrels of oil and 27.1K mcf of gas since January 1993, last reporting in July 2026. The leases carry 2 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Cox, Edwin L. & Cox, Berry R.; the EWA schedule now lists a different operator.
Dallas, TX · P-5 Y, filed Jan 13, 1987 · 131 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Cox Edwin L. |
| Production reports | Sun Exploration, Inc.through Sep 2025 |
| Latest permit | Cox, Edwin L. & Cox, Berry R.Apr 7, 1986 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 6,530
- total depth, ft
- 2
- permits on file
- Apr 7, 1986
- last permit issued
- Feb 1, 1976
- completed
- 1.01K
- cumulative oil, bbl
- 27.1K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Feb 1, 1976
- 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 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Walker "A" O-4-14143 | Richard King (5400 a Upper) | Sun Exploration, Inc. | 1 | 1.01K | 0 | Jun 2018 – Jul 2026 |
| Walker "A" G-4-120668 | Richard King (5400 a Upper) | Quatro Oil and Gas, Inc. | 1 | 0 | 27.1K | Jan 1993 – Sep 2020 |
Oil, barrels lease total
Last 12 months 71 · prior 12 180(-61%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Buffco Production Inc.Nov 2009 → Jan 2011
- 2Quatro Oil and Gas, Inc.Feb 2011 → Dec 2020
- 3Sun Exploration, Inc.Jan 2021 → Sep 2025
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 300679-99 | Recompletion | Cox, Edwin L. & Cox, Berry R. | Apr 4, 1986 | Apr 7, 1986 | — | 6,482 |
| 256752-99 | Recompletion | Cox, Edwin L. | Oct 22, 1984 | Nov 6, 1984 | — | 6,530 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-120668 | — | — | — | — |
| — | — O-4-14143 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 116 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| U. Richard King | 5,371 | -5,255 |
| M. Richard King | 5,506 | -5,390 |
| Koehler | 5,700 | -5,584 |
| Brownlee | 5,806 | -5,690 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,372 | 5,380 | Perforated |
| 5,504 | 5,510 | Perforated |
| 5,512 | 5,520 | Perforated |
| 5,700 | 5,708 | Perforated |
| — | 5,430 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 377 | 12.25 | 300 S |
| 4.5 | 5,982 | 7.875 | 1,290 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 | Jul 17, 2020 | May 28, 2020 | — |
| 00 | Apr 28, 1986 | Apr 7, 1986 | Yes |
| 00 | Apr 13, 1986 | — | — |
| 00 | Jan 17, 1985 | Oct 24, 1984 | — |
| 00 | Dec 22, 1984 | Oct 12, 1984 | — |
| 00 | Jan 12, 1984 | Jun 3, 1976 | — |
| 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 42-355-30638 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-355-30638 → 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/35530638, documented in the API reference.