WELL · 42-041-30499 · DISTRICT 3
Holubec Unit I #1
Brazos County · Kurten (Woodbine) field · Horizontal
Holubec Unit I #1 (API 42-041-30499) is a plugged horizontal well in Brazos County, plugged October 22, 1996, last operated by Chevron U. S. A. Inc..
The RRC has issued 2 drilling permits between 1980 and 1992, permitted to 9,000 ft.
Completion filings report 5 formation tops, including Pecan Gap, Austin Chalk, False Ash, Ash.
Its 2 leases have reported 140 barrels of oil and 688 mcf of gas since January 1993, last reporting in July 2026.
Operator of record
Midland, TX · P-5 Y, filed Nov 4, 2025 · 9,286 permits on file · (800) 231-0623
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Chevron U. S. A. Inc. |
| Production reports | Ows Energy, Inc.through Dec 1994 |
| Latest permit | Chevron U. S. A. Inc.Apr 8, 1992 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,000
- total depth, ft
- 2
- permits on file
- Apr 8, 1992
- last permit issued
- Aug 14, 1980
- completed
- 140
- cumulative oil, bbl
- 688
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Aug 14, 1980
- Shut in
- —
- Plugged
- Oct 22, 1996
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; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Holubec Unit 1 O-3-21697 | Kurten (Austin Chalk) | Ows Energy, Inc. | 1 | 140 | 688 | Jan 1993 – Jul 2026 |
| — O-3-12924 | — | — | 0 | 0 | 0 | — |
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.
- 1Chevron U. S. A. Inc.Jan 1993 → Aug 1993
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 398073-99 | Other | Chevron U. S. A. Inc. | Apr 3, 1992 | Apr 8, 1992 | Mar 21, 1992 | 8,370 |
| 73289-99 | Drill | Gulf Canada Royalite Ltd | Feb 22, 1980 | Feb 22, 1980 | Mar 14, 1980 | 9,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-3-12924 | — | — | — | — |
| — | — O-3-21697 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 323 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Pecan Gap | 7,438 | -7,115 |
| Austin Chalk | 8,011 | -7,688 |
| False Ash | 8,303 | -7,980 |
| Ash | 8,328 | -8,005 |
| Base Chalk | 8,632 | -8,309 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,046 | 9,621 | Open hole |
| 8,412 | 8,422 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 16 | 60 | 26 | — |
| 9.625 | 3,498 | 12.25 | 1,150 S |
| 8.625 | 3,498 | — | 1,150 S |
| 2.375 | 8,307 | — | — |
| 5.5 | 8,603 | 8.75 | 450 S |
| 5.5 | 8,603 | — | 450 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 9, 1992 | Aug 24, 1992 | — |
| 00 | Oct 15, 1992 | May 13, 1980 | — |
| 00 | Jan 12, 1984 | May 13, 1980 | — |
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 42-041-30499 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-041-30499 → 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/04130499, documented in the API reference.