TEXAS · WELLS · ZAPATA COUNTY · SLATOR RANCH "A" LEASE · API 42-505-34100 · DISTRICT 04
Slator Ranch A #4
Zapata County · Zwebb (10350) field · Producing · Vertical
Slator Ranch A #4 (API 42-505-34100) is a well in Zapata County operated by Mountain V Texas LLC, completed April 13, 2000 and listed as producing on the RRC schedule.
The RRC has issued 2 drilling permits in 2000, permitted to 10,500 ft.
It was permitted by Eog Resources, Inc. and has since transferred to Mountain V Texas LLC on the wellbore schedule.
Completion filings report 4 formation tops, including Queen City, Wilcox, Est Top Lwr Wilcox (Faulted, Out).
Its lease has reported 6.98K barrels of oil and 738K mcf of gas since April 2000, last reporting volume in April 2026.
Operator of record
Permitted by EOG Resources, Inc.; the EWA schedule now lists a different operator.
- Based in
- Buckhannon, WV
- P-5 status
- Active (A)
- P-5 last filed
- Sep 11, 2025
- Phone
- (304) 842-6320
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Mountain V Texas LLC |
| Production reports | Mountain V Texas, LLCthrough Apr 2026 |
| Latest permit | EOG Resources, Inc.Jun 14, 2000 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,500
- total depth, ft
- 2
- permits on file
- Jun 14, 2000
- last permit issued
- Apr 13, 2000
- completed
- 6.98K
- cumulative oil, bbl
- 738K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Apr 2000 THROUGH Apr 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Apr 13, 2000
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active – Extension (X)
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 |
|---|---|---|---|---|---|---|
| Slator Ranch "A" G-4-176950 | Zwebb (10350) | Mountain V Texas, LLC | 1 | 6.98K | 738K | Apr 2000 – Apr 2026 |
Gas, mcf lease total
Last 12 months 11,352 · prior 12 10,905(+4%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1EOG Resources, Inc.Apr 2000 → Aug 2016
- 2Smith Production Inc.Sep 2016 → Mar 2026
- 3Mountain V Texas, LLCApr 2026 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 496158-99 | Recompletion | EOG Resources, Inc. | Jun 14, 2000 | Jun 14, 2000 | — | 10,500 |
| 492999-99 | Drill | EOG Resources, Inc. | Mar 13, 2000 | Mar 13, 2000 | Mar 27, 2000 | 11,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Apr 13, 2000 | Slator Ranch A G-4-176950 | Zwebb (10350) | Mountain V Texas LLC | Producing | 10,500 |
Formation tops
As filed on W-2/G-1. Subsea from 592 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Queen CityTOP OF QUEEN CITY | 3,933 | -3,341 |
| WilcoxTOP OF WILCOX | 6,755 | -6,163 |
| Est Top LWR Wilcox (Faulted | 8,295 | -7,703 |
| Out) | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,776 | 9,796 | Perforated |
| 9,836 | 9,858 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,023 | 12.25 | 355 S |
| 7 | 8,699 | 8.75 | 481 S |
| 4.5 | 10,485 | 6.125 | 376 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 | Jun 9, 2000 | May 3, 2000 | Yes |
| 00 | May 31, 2000 | — | — |
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 42-505-34100 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-505-34100 → 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/50534100, documented in the API reference.