WELL · 42-427-33054 · DISTRICT 4
T.B. Slick Estate #121U
Starr County · EL Ebanito (Margueles) field · Vertical
T.B. Slick Estate #121U (API 42-427-33054) is a plugged well in Starr County, plugged February 2, 2012, last operated by Oxy USA Inc..
The RRC has issued 2 drilling permits between 1997 and 1998, permitted to 6,000 ft.
It was permitted by Fina Oil & Chemical Company and has since transferred to Oxy USA Inc. on the wellbore schedule.
Completion filings report 3 formation tops, including Frio, Vicksburg, Vksbg5b.
Operator of record
Permitted by Fina Oil & Chemical Company; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active (A)
- P-5 last filed
- Jan 26, 2026
- Permits on file
- 3,316
- Phone
- (713) 215-7000
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | OXY USA Inc. |
| Production reports | Fina Oil & Chemical Companythrough Aug 2000 |
| Latest permit | Fina Oil & Chemical CompanySep 16, 1998 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 6,000
- total depth, ft
- 2
- permits on file
- Sep 16, 1998
- last permit issued
- Apr 4, 1998
- completed
- 0
- cumulative oil, bbl
- 1.12M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Nov 1997 THROUGH Feb 2012
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Apr 4, 1998
- Shut in
- —
- Plugged
- Feb 2, 2012
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 |
|---|---|---|---|---|---|---|
| Slick, T. B. Estate G-4-166777 | Amore (Vicksburg 5500) | OXY USA Inc. | 1 | 0 | 668K | Nov 1997 – Feb 2012 |
| T.B. Slick Estate G-4-170634 | EL Ebanito (Margueles) | OXY USA Inc. | 1 | 0 | 448K | Apr 1998 – Feb 2012 |
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.
- 1Fina Oil & Chemical CompanyNov 1997 → Aug 2000
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 479430-99 | Recompletion | Fina Oil & Chemical Company | Sep 14, 1998 | Sep 16, 1998 | Nov 1, 1997 | 5,700 |
| 469166-99 | Drill | Fina Oil & Chemical Company | Oct 23, 1997 | Oct 27, 1997 | Nov 1, 1997 | 6,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-166777 | — | — | — | — |
| — | — G-4-170634 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 322 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,713 | 4,742 | Perforated |
| 5,563 | 5,578 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,510 | 11 | 380 S |
| 2.875 | 5,670 | 7.625 | 555 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 | Nov 19, 1998 | Sep 11, 1998 | Yes |
| 00 | Nov 9, 1998 | — | — |
| 00 | Mar 13, 1998 | Feb 13, 1998 | Yes |
| 00 | Mar 6, 1998 | — | — |
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 42-427-33054 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-427-33054 → 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/42733054, documented in the API reference.