TEXAS · WELLS · WHARTON COUNTY · API 42-481-33050 · DISTRICT 03
Gold-Zapp #1
Wharton County · Phase Four (8900 Yegua) field · Vertical
Gold-Zapp #1 (API 42-481-33050) is a plugged well in Wharton County, plugged August 1, 2001, last operated by Cox & Perkins Exploration Inc..
The RRC has issued 2 drilling permits between 1987 and 1990, permitted to 11,800 ft.
Completion filings report 4 formation tops, including Miocene (undifferentiated), Frio, Vicksburg, Yegua.
Its 2 leases have reported 25.4K barrels of oil and 958K mcf of gas since January 1993, with no volume in the three years through April 2026. The leases carry 2 wells, so these are lease totals, not this well alone.
Operator of record
Cox & Perkins Exploration Inc.
- Based in
- Houston, TX
- P-5 status
- Inactive (I)
- P-5 last filed
- Jan 3, 2012
- Permits on file
- 306
- Phone
- (713) 783-7880
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Cox & Perkins Exploration Inc. |
| Production reports | Cox & Perkins Exploration, Inc.through Jul 1998 |
| Latest permit | Cox & Perkins Exploration, Inc.Sep 27, 1990 |
- 11,800
- total depth, ft
- 2
- permits on file
- Sep 27, 1990
- last permit issued
- Oct 30, 1990
- completed
- 25.4K
- cumulative oil, bbl
- 958K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 1998
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Oct 30, 1990
- Shut in
- —
- Plugged
- Aug 1, 2001
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 |
|---|---|---|---|---|---|---|
| Gold-Zapp G-3-124516 | Phase Four (10500 Yegua) | Cox & Perkins Exploration, Inc. | 1 | 25.4K | 958K | Jan 1993 – Jul 1998 |
| Gold-Zapp G-3-136442 | Phase Four (8900 Yegua) | Cox & Perkins Exploration, Inc. | 1 | 0 | 0 | Jan 1993 – — |
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.
- 1Cox & Perkins Exploration, Inc.Jan 1993 → Jul 1998
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 378415-99 | Other | Cox & Perkins Exploration, Inc. | Sep 24, 1990 | Sep 27, 1990 | — | 11,288 |
| 328914-99 | Drill | Cox & Perkins Exploration, Inc. | Apr 13, 1987 | Apr 15, 1987 | — | 11,800 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Oct 30, 1990 | Gold-Zapp G-3-136442 | Phase Four (8900 Yegua) | Cox & Perkins Exploration Inc. | Plugged | — |
| May 30, 1987 | Gold-Zapp G-3-124516 | Phase Four (10500 Yegua) | Cox & Perkins Exploration Inc. | Plugged | — |
Formation tops
As filed on W-2/G-1. Subsea from 136 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Miocene (undifferentiated)MIOCENE | 3,300 | -3,164 |
| Frio | 4,110 | -3,974 |
| Vicksburg | 5,680 | -5,544 |
| Yegua | 7,600 | -7,464 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,914 | 8,979 | Perforated |
| 10,506 | 10,545 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 2,605 | 17.5 | 1,910 S |
| 9.625 | 6,400 | 12.25 | 475 S |
| 5 | 11,285 | 8.5 | 700 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. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →
| Suffix | RRC record date | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Feb 13, 1991 | Nov 7, 1990 | Yes |
| 00 | Jan 14, 1991 | — | — |
| 00 | Jul 16, 1987 | Jun 23, 1987 | Yes |
| 00 | Jul 9, 1987 | — | — |
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 42-481-33050 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-481-33050 → scanned completion filings
Log images filed since 2004 open from the RRC's log search for this well; none are loaded here for it.
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/48133050, documented in the API reference.