WELL · 42-403-30338 · DISTRICT 6
Arco-Vastar Unit A-342 #1
Sabine County · Brookeland (Austin Chalk 8800) field · Horizontal · Sidetrack
Arco-Vastar Unit A-342 #1 (API 42-403-30338) is a plugged horizontal well in Sabine County, plugged October 8, 1998, last operated by Union Pacific Resources Company.
The RRC has issued 2 drilling permits in 1991, permitted to 13,500 ft.
It was permitted by Arco Oil & Gas CO. and has since transferred to Union Pacific Resources Company on the wellbore schedule.
Completion filings report 7 formation tops, including Midway, Saratoga, Base Upper Chalk, Austin Chalk.
Its lease has reported 198 barrels of oil and 2.39K mcf of gas since January 1993, last reporting in November 1998.
Operator of record
Union Pacific Resources Company
Permitted by Arco Oil & Gas Co.; the EWA schedule now lists a different operator.
Fort Worth, TX · P-5 Y, filed Feb 9, 2001 · 5,638 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Union Pacific Resources Company |
| Production reports | Arco Oil & Gas Co.through Jan 1993 |
| Latest permit | Arco Oil & Gas Co.Dec 13, 1991 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 13,500
- total depth, ft
- 2
- permits on file
- Dec 13, 1991
- last permit issued
- Feb 21, 1992
- completed
- 198
- cumulative oil, bbl
- 2.39K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Nov 1998
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Feb 21, 1992
- Shut in
- —
- Plugged
- Oct 8, 1998
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 |
|---|---|---|---|---|---|---|
| Arco-Vastar Unit A-342 O-6-13008 | Brookeland (Austin Chalk, 8800) | Union Pacific Resources Company | 1 | 198 | 2.39K | Jan 1993 – Nov 1998 |
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.
- 1Arco Oil & Gas Co.Jan 1993 → Jan 1993
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 395020-99 | Drill · sidetrack | Arco Oil & Gas Co. | Dec 13, 1991 | Dec 13, 1991 | Jan 14, 1992 | 13,500 |
| 387171-99 | Drill | Arco Oil & Gas Co. | Apr 25, 1991 | Apr 25, 1991 | Jun 17, 1991 | 12,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-6-13008 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 273 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Midway | 5,396 | -5,123 |
| Saratoga | 6,496 | -6,223 |
| Base Upper Chalk | 7,006 | -6,733 |
| Austin ChalkAUSTIN | 7,474 | -7,201 |
| Austin ChalkTOP OF AUSTIN | 7,474 | -7,201 |
| Hand Austin | 7,844 | -7,571 |
| Austin ChalkBASE AUSTIN | 8,006 | -7,733 |
| Top 'Hand' Austin | 8,006 | -7,733 |
| Lower Cretaceous | 8,096 | -7,823 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,319 | 11,466 | Perforated |
| 8,319 | 12,107 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 2,041 | 14.75 | 50 S |
| 7.625 | 7,774 | 9.875 | 106 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 | May 26, 1992 | Mar 27, 1992 | — |
| 00 | May 6, 1992 | Sep 6, 1991 | Yes |
| 00 | May 4, 1992 | — | — |
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 42-403-30338 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-403-30338 → 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/40330338, documented in the API reference.