TEXAS · WELLS · ATASCOSA COUNTY · API 42-013-35322 · DISTRICT 01
Armstrong Horizontal Unit #15H
Atascosa County · Eagleville (Eagle Ford-1) field · Producing · Horizontal
Armstrong Horizontal Unit #15H (API 42-013-35322) is a horizontal well in Atascosa County operated by Eog Resources Inc., completed September 30, 2015 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued July 28, 2015, permitted to 8,305 ft.
Completion filings report 10 formation tops, including Reklaw, Carrizo, Wilcox, Navarro.
Its 3 leases have reported 8.22M barrels of oil and 5.29M mcf of gas since June 2014, last reporting in July 2026. The leases carry 36 wells, so these are lease totals, not this well alone.
Operator of record
- Based in
- Midland, TX
- P-5 status
- Active (A)
- P-5 last filed
- Oct 2, 2025
- Permits on file
- 16,348
- Phone
- (713) 651-7000
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.Jul 28, 2015 |
- 8,305
- total depth, ft
- 1
- permits on file
- Jul 28, 2015
- last permit issued
- Sep 30, 2015
- completed
- 8.22M
- cumulative oil, bbl
- 5.29M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jun 2014 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Sep 30, 2015
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active – Extension (X)
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 3 leases this well is completed on; they carry 36 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Moonlight O-1-17892 | Eagleville (Eagle Ford-1) | EOG Resources, Inc. | 31 | 7.42M | 4.88M | Jun 2014 – Jul 2026 |
| Armstrong Horizontal Unit O-1-18812 | Eagleville (Eagle Ford-1) | EOG Resources, Inc. | 4 | 798K | 409K | Oct 2015 – Jul 2026 |
| Armstrong Unit O-1-18709 | Eagleville (Eagle Ford-1) | EOG Resources, Inc. | 1 | 0 | 0 | Mar 2016 – Oct 2016 |
Oil, barrels lease total
Last 12 months 751,933 · prior 12 1,264,733(-41%)
Gas, mcf lease total
Last 12 months 372,205 · prior 12 587,143(-37%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1EOG Resources, Inc.Jun 2014 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 808687-99 | Drill | EOG Resources, Inc. | Jul 22, 2015 | Jul 28, 2015 | Aug 19, 2015 | 10,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Sep 30, 2015 | Armstrong Horizontal Unit O-1-18812 | Eagleville (Eagle Ford-1) | EOG Resources Inc. | Producing | 8,305 |
| Sep 30, 2015 | Armstrong Unit O-1-18709 | Eagleville (Eagle Ford-1) | EOG Resources Inc. | Not on Schedule | — |
| Sep 30, 2015 | Moonlight O-1-17892 | Eagleville (Eagle Ford-1) | EOG Resources Inc. | Not on Schedule | — |
| Sep 30, 2015 | Moonlight O-1-17892 | Eagleville (Eagle Ford-1) | EOG Resources Inc. | Not on Schedule | — |
Formation tops
As filed on W-2/G-1. Subsea from 382 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Reklaw | 1,510 | -1,128 |
| Carrizo | 1,765 | -1,383 |
| WilcoxWILCOX - DISPOSAL | 1,770 | -1,388 |
| NavarroNAVARRO - H2S | 5,395 | -5,013 |
| EscondidoESCONDIDO - H2S, DISPOSAL | 5,400 | -5,018 |
| OlmosOLMOS - DISPOSAL | 6,395 | -6,013 |
| AnacachoANACACHO - H2S | 7,825 | -7,443 |
| Austin ChalkAUSTIN CHALK - H2S, DISPOSAL | 8,128 | -7,746 |
| Bartosh | — | — |
| Queen City | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,755 | 15,842 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 3,782 | 12.25 | 1,280 S |
| 5.5 | 15,946 | 8.5 | 2,215 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 9, 2016 | Nov 6, 2015 | Yes |
| 00 | Jun 2, 2016 | Nov 6, 2015 | Yes |
| 00 | Mar 29, 2016 | Nov 6, 2015 | Yes |
| 00 | Jan 13, 2016 | Nov 6, 2015 | 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 42-013-35322 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-013-35322 → 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/01335322, documented in the API reference.