WELL · 42-311-37443 · DISTRICT 1
Armstrong Horizontal Unit #3H
McMullen County · Eagleville (Eagle Ford-1) field · Producing · Horizontal
Armstrong Horizontal Unit #3H (API 42-311-37443) is a horizontal well in Mcmullen County operated by Eog Resources Inc., completed August 5, 2024 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued December 27, 2023, permitted to 9,000 ft.
Completion filings report 10 formation tops, including Yegua, Wilcox, Escondido, Navarro.
Its lease has reported 798K barrels of oil and 409K mcf of gas since October 2015, last reporting in July 2026. The lease carries 4 wells, so these are lease totals, not this well alone.
Operator of record
Midland, TX · P-5 Y, filed Jul 4, 2026 · 16,348 permits on file · (713) 594-5431
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | EOG Resources Inc. |
| Production reports | EOG Resources, Inc.through Apr 2026 |
| Latest permit | EOG Resources, Inc.Dec 27, 2023 |
- 9,000
- total depth, ft
- 1
- permits on file
- Dec 27, 2023
- last permit issued
- Aug 5, 2024
- completed
- 798K
- cumulative oil, bbl
- 409K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Oct 2015 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Aug 5, 2024
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
Surface location
28.643656, -98.750449
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in McMullen County.
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; they carry 4 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Armstrong Horizontal Unit O-1-18812 | Eagleville (Eagle Ford-1) | EOG Resources, Inc. | 4 | 798K | 409K | Oct 2015 – Jul 2026 |
Oil, barrels lease total
Last 12 months 179,981 · prior 12 308,474(-42%)
Gas, mcf lease total
Last 12 months 63,212 · prior 12 110,278(-43%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1EOG Resources, Inc.Oct 2015 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 896130-99 | Drill | EOG Resources, Inc. | Dec 22, 2023 | Dec 27, 2023 | Jan 7, 2024 | 9,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-1-18812 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 436 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| YeguaYEGUA - DISPOSAL | 105 | 331 |
| WilcoxWILCOX - DISPOSAL | 2,325 | -1,889 |
| Escondido | 5,722 | -5,286 |
| Navarro | 5,722 | -5,286 |
| Olmos | 6,745 | -6,309 |
| Anacacho | 8,143 | -7,707 |
| Austin Chalk | 8,633 | -8,197 |
| Eagle FordEAGLE FORD - H2S | 8,785 | -8,349 |
| CatahoulaCATAHOULA - DISPOSAL | — | — |
| FrioFRIO - DISPOSAL | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,061 | 19,325 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 3,787 | 12.25 | 991 S |
| 6 | 19,310 | 8.5 | 2,406 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 | Sep 13, 2024 | Aug 14, 2024 | Yes |
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 42-311-37443 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-311-37443 → 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.
Nearby wells and their tops
NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM
Draw a cross-section
This well's tops beside its 5 nearest neighbours, subsea-aligned so they line up regardless of surface terrain.
Armstrong Horizontal Unit42-311-37444
0.0 KM · EOG Resources, Inc. · Section with this well →
| Yegua | 125 | 311 |
| Wilcox | 2,345 | -1,909 |
| Escondido | 5,742 | -5,306 |
| Navarro | 5,742 | -5,306 |
| Olmos | 6,765 | -6,329 |
| Anacacho | 8,155 | -7,719 |
| Austin Chalk | 8,644 | -8,208 |
| Eagle Ford | 8,788 | -8,352 |
10 TOPS · FIRST 8
Armstrong Horizontal Unit42-311-37442
0.0 KM · EOG Resources, Inc. · Section with this well →
| Yegua | 90 | 346 |
| Wilcox | 2,310 | -1,874 |
| Navarro | 5,707 | -5,271 |
| Escondido | 5,707 | -5,271 |
| Olmos | 6,730 | -6,294 |
| Anacacho | 8,094 | -7,658 |
| Austin Chalk | 8,616 | -8,180 |
| Eagle Ford | 8,766 | -8,330 |
10 TOPS · FIRST 8
Moonlight42-311-37439
0.0 KM · EOG Resources, Inc. · Section with this well →
| Yegua | 136 | 300 |
| Wilcox | 2,356 | -1,920 |
| Escondido | 5,744 | -5,308 |
| Navarro | 5,744 | -5,308 |
| Olmos | 6,763 | -6,327 |
| Anacacho | 8,138 | -7,702 |
| Austin Chalk | 8,648 | -8,212 |
| Eagle Ford | 8,805 | -8,369 |
10 TOPS · FIRST 8
Moonlight42-311-37440
0.0 KM · EOG Resources, Inc. · Section with this well →
| Yegua | 127 | 309 |
| Wilcox | 2,347 | -1,911 |
| Navarro | 5,735 | -5,299 |
| Escondido | 5,735 | -5,299 |
| Olmos | 6,753 | -6,317 |
| Anacacho | 8,151 | -7,715 |
| Austin Chalk | 8,633 | -8,197 |
| Eagle Ford | 8,787 | -8,351 |
10 TOPS · FIRST 8
Moonlight42-311-37437
0.0 KM · EOG Resources, Inc. · Section with this well →
| Yegua | 147 | 289 |
| Wilcox | 2,367 | -1,931 |
| Navarro | 5,756 | -5,320 |
| Escondido | 5,756 | -5,320 |
| Olmos | 6,775 | -6,339 |
| Anacacho | 8,116 | -7,680 |
| Austin Chalk | 8,652 | -8,216 |
| Eagle Ford | 8,803 | -8,367 |
10 TOPS · FIRST 8
Moonlight42-311-37438
0.0 KM · EOG Resources, Inc. · Section with this well →
| Yegua | 147 | 289 |
| Wilcox | 2,367 | -1,931 |
| Navarro | 5,755 | -5,319 |
| Escondido | 5,755 | -5,319 |
| Olmos | 6,774 | -6,338 |
| Anacacho | 8,151 | -7,715 |
| Austin Chalk | 8,653 | -8,217 |
| Eagle Ford | 8,813 | -8,377 |
10 TOPS · FIRST 8
Moonlight42-311-37441
0.0 KM · EOG Resources, Inc. · Section with this well →
| Yegua | 119 | 317 |
| Wilcox | 2,339 | -1,903 |
| Escondido | 5,727 | -5,291 |
| Navarro | 5,727 | -5,291 |
| Olmos | 6,745 | -6,309 |
| Anacacho | 8,129 | -7,693 |
| Austin Chalk | 8,623 | -8,187 |
| Eagle Ford | 8,783 | -8,347 |
10 TOPS · FIRST 8
Gordon Trust42-311-36939
0.5 KM · EOG Resources, Inc. · Section with this well →
| Yegua | 587 | -181 |
| Wilcox | 2,860 | -2,454 |
| Carrizo | 2,861 | -2,455 |
| Navarro | 5,804 | -5,398 |
| Escondido | 5,804 | -5,398 |
| Olmos | 6,628 | -6,222 |
| Anacacho | 8,142 | -7,736 |
| Austin Chalk | 8,605 | -8,199 |
10 TOPS · FIRST 8
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/31137443, documented in the API reference.