WELL · 42-261-31481 · DISTRICT 4
Armstrong Tobin S #15
Kenedy County · Candelaria (Consolidated) field · Vertical
Armstrong Tobin S #15 (API 42-261-31481) is a well in Kenedy County operated by Headington Energy Partners LLC, completed November 20, 2008.
The RRC has issued one drilling permit, issued May 21, 2008, permitted to 12,500 ft.
It was permitted by Headington Oil Company LLC and has since transferred to Headington Energy Partners LLC on the wellbore schedule.
Completion filings report 3 formation tops, including Miocene (undifferentiated), Catahoula, Vicksburg.
Its 2 leases have reported 7.57K barrels of oil and 798K mcf of gas since November 2008, last reporting in July 2026. The leases carry 2 wells, so these are lease totals, not this well alone.
Operator of record
Headington Energy Partners LLC
Permitted by Headington Oil Company LLC; the EWA schedule now lists a different operator.
Corpus Christ, TX · P-5 Y, filed Jun 4, 2026 · 175 permits on file · (361) 885-0110
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Headington Energy Partners LLC |
| Production reports | Headington Energy Partners, LLCthrough Apr 2026 |
| Latest permit | Headington Oil Company LLCMay 21, 2008 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 12,500
- total depth, ft
- 1
- permits on file
- May 21, 2008
- last permit issued
- Nov 20, 2008
- completed
- 7.57K
- cumulative oil, bbl
- 798K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Nov 2008 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Nov 20, 2008
- 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 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Armstrong, Tobin "S" O-4-14268 | Candelaria (Consolidated) | Headington Energy Partners, LLC | 1 | 7.57K | 9.64K | Apr 2025 – Jul 2026 |
| Armstrong, Tobin "S" G-4-245399 | Candelaria (Consolidated) | Headington Energy Partners, LLC | 1 | 0 | 789K | Nov 2008 – Nov 2025 |
Oil, barrels lease total
Last 12 months 6,050 · prior 12 1,517(+299%)
Gas, mcf lease total
Last 12 months 8,085 · prior 12 4,631(+75%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Headington Oil Company LLCNov 2008 → Jan 2015
- 2Headington Energy Partners, LLCFeb 2015 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 661060-99 | Drill | Headington Oil Company LLC | May 2, 2008 | May 21, 2008 | Jun 4, 2008 | 12,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-245399 | — | — | — | — |
| — | — O-4-14268 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 25 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Miocene (undifferentiated)MIOCENE/LAGARTO/OAKVILLE | 300 | -275 |
| Miocene (undifferentiated)MIOCENE-LAGARDO/OAKVILLE | 1,850 | -1,825 |
| Miocene (undifferentiated)MIOCENE/LAGARTO/OAKVILLE | 1,850 | -1,825 |
| CatahoulaCATAHOULA/ANAHUAC | 3,700 | -3,675 |
| CatahoulaCATAHOULA-ANAHUAC | 3,750 | -3,725 |
| CatahoulaCATAHOULA-FRIO | 4,700 | -4,675 |
| CatahoulaCATAHOULA/FRIO | 4,800 | -4,775 |
| CatahoulaCATAHOULA/ANAHUAC | 6,700 | -6,675 |
| Vicksburg | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,254 | 8,260 | Perforated |
| 9,077 | 9,085 | Perforated |
| 9,108 | 9,118 | Perforated |
| 9,775 | 9,779 | Perforated |
| 9,775 | 9,784 | Perforated |
| 9,781 | 9,784 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,180 | 12.25 | 700 S |
| 7 | 10,000 | 8.75 | 425 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 | Jan 26, 2026 | Oct 27, 2025 | — |
| 00 | Oct 7, 2025 | May 1, 2025 | — |
| 00 | Aug 19, 2019 | Jul 25, 2019 | — |
| 00 | Aug 15, 2019 | Jul 25, 2019 | — |
| 00 | Mar 23, 2009 | Feb 2, 2009 | Yes |
| 00 | Mar 6, 2009 | — | — |
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 42-261-31481 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-261-31481 → 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/26131481, documented in the API reference.