WELL · 42-241-30679 · DISTRICT 6
Vastar Fee Unit A-121 #1
Jasper County · Brookeland (Austin Chalk 8800) field · Producing · Horizontal
Vastar Fee Unit A-121 #1 (API 42-241-30679) is a horizontal well in Jasper County operated by Rockstar Production LLC, completed April 15, 2001 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued December 27, 2000, permitted to 15,500 ft.
It was permitted by Union Pacific Resources Company and has since transferred to Rockstar Production LLC on the wellbore schedule.
Completion filings report 5 formation tops, including Midway, Navarro, Ozan, Taylor.
No lease production has been reported under this well’s leases.
Operator of record
Permitted by Union Pacific Resources Company; the EWA schedule now lists a different operator.
Graham, TX · P-5 Y, filed Jan 5, 2026 · (940) 500-7964
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Rockstar Production LLC |
| Production reports | Arcadia Energy Resources, LLCthrough Apr 2026 |
| Latest permit | Union Pacific Resources CompanyDec 27, 2000 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 15,500
- total depth, ft
- 1
- permits on file
- Dec 27, 2000
- last permit issued
- Apr 15, 2001
- completed
- 0
- cumulative oil, bbl
- 2.2M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Apr 2001 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Apr 15, 2001
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
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 |
|---|---|---|---|---|---|---|
| Vastar Fee Unit A-121 G-6-183208 | Brookeland (Austin Chalk, 8800) | Rockstar Production, LLC | 1 | 0 | 2.2M | Apr 2001 – Jul 2026 |
Gas, mcf lease total
Last 12 months 2,797 · prior 12 1,408(+99%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Rme Petroleum CompanyMay 2001 → Nov 2002
- 2Anadarko E&P Company LPDec 2002 → Jul 2007
- 3Enervest Operating, L.L.C.Aug 2007 → Feb 2012
- 4Southern Bay Operating, L.L.C.Mar 2012 → Jun 2013
- 5HK Energy Operating, LLCJul 2013 → Sep 2017
- 6Grit Oil & Gas, LLCOct 2017 → Apr 2019
- 7RKI Energy Resources, LLCMay 2019 → Jun 2021
- 8Prize Exploration & Prod, LLCJul 2021 → Dec 2023
- 9Arcadia Energy Resources, LLCJan 2024 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 503408-99 | Drill | Union Pacific Resources Company | Dec 22, 2000 | Dec 27, 2000 | Mar 5, 2001 | 15,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-6-183208 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 487 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| MidwayMIDWAY SHALE | 8,840 | -8,353 |
| NavarroNAVARRO SAND | 9,982 | -9,495 |
| Ozan | 10,625 | -10,138 |
| TaylorTAYLOR SHALE | 10,782 | -10,295 |
| Austin Chalk | 11,129 | -10,642 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 11,150 | 11,789 | Perforated |
| 11,390 | 11,817 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 2,060 | 14.75 | 1,095 S |
| 7.625 | 11,200 | 9.875 | 655 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 | Aug 22, 2001 | Jun 1, 2001 | Yes |
| 00 | Jul 25, 2001 | — | — |
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 42-241-30679 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-241-30679 → 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/24130679, documented in the API reference.