WELL · 42-467-30823 · DISTRICT 5
I.W. Thompson 401 #19
Van Zandt County · Vertical
I.W. Thompson 401 #19 (API 42-467-30823) is a permitted well in Van Zandt County filed by Union Oil Company Of California; no completion report is on file yet.
The RRC has issued 3 drilling permits between 1991 and 2013, permitted to 3,150 ft.
Completion filings report 3 formation tops, including Nacatoch, Pecan Gap, Austin Chalk.
Its 2 leases have reported 584K barrels of oil and 1.45M mcf of gas since January 1993, last reporting in July 2026. The leases carry 23 wells, so these are lease totals, not this well alone.
Operator of record
Union Oil Company of California
Midland, TX · P-5 Y, filed Sep 2, 2022 · 2,336 permits on file · (800) 231-0623
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | Basa Resources, Inc.through Apr 2026 |
| Latest permit | Union Oil Company of CaliforniaDec 13, 2013 |
- 3,150
- total depth, ft
- 3
- permits on file
- Dec 13, 2013
- last permit issued
- —
- completed
- 584K
- cumulative oil, bbl
- 1.45M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- 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 23 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Thompson, I. W. 401 O-5-3187 | Van (Austin Chalk) | Basa Resources, Inc. | 16 | 502K | 1.41M | Jan 1993 – Jul 2026 |
| Thompson, I. W. 401 O-5-3736 | Van (Shallow) | Basa Resources, Inc. | 7 | 81.6K | 41.9K | May 2002 – Jul 2026 |
Oil, barrels lease total
Last 12 months 2,506 · prior 12 2,469(+1%)
Gas, mcf lease total
Last 12 months 3,886 · prior 12 3,183(+22%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Union Oil Company of CaliforniaJan 1993 → Dec 2020
- 2Basa Resources, Inc.Apr 2021 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 774471-99 | Recompletion | Union Oil Company of California | Nov 25, 2013 | Dec 13, 2013 | — | 2,100 |
| 520857-99 | Recompletion | Union Oil Company of California | Jun 11, 2002 | Jun 11, 2002 | Jul 10, 2002 | 2,100 |
| 384386-99 | Drill | Unocal Exploration Corporation | Feb 7, 1991 | Feb 7, 1991 | Mar 4, 1991 | 3,150 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-5-3187 | — | — | — | — |
| — | — O-5-3736 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 490 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Nacatoch | 1,175 | -685 |
| Pecan Gap | 1,695 | -1,205 |
| Austin Chalk | 2,155 | -1,665 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 1,174 | 1,270 | Perforated |
| 1,730 | 1,766 | Perforated |
| 1,784 | 1,824 | Perforated |
| 2,158 | 2,352 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 416 | 12.25 | 150 S |
| 4.5 | 3,154 | 8.5 | 845 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 | Feb 6, 2003 | Dec 23, 2002 | Yes |
| 00 | Jan 7, 2003 | Apr 24, 1991 | Yes |
| 00 | Jun 4, 1991 | Apr 24, 1991 | Yes |
| 00 | May 13, 1991 | — | — |
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 42-467-30823 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-467-30823 → 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/46730823, documented in the API reference.