WELL · 42-177-32077 · DISTRICT 1
Marshall T. R. Unit #1
Gonzales County · Eagleville (Eagle Ford-1) field · Observation · Vertical
Marshall T. R. Unit #1 (API 42-177-32077) is a well in Gonzales County operated by Eog Resources Inc., completed October 19, 2009 and listed as observation on the RRC schedule, shut in February 1, 2026.
The RRC has issued one drilling permit, issued September 4, 2009, permitted to 11,610 ft.
Completion filings report 6 formation tops, including Midway, Navarro, Olmos, Anacacho.
Its 3 leases have reported 1.64M barrels of oil and 3.11M mcf of gas since October 2009, last reporting in July 2026. The leases carry 18 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.Sep 4, 2009 |
- 11,610
- total depth, ft
- 1
- permits on file
- Sep 4, 2009
- last permit issued
- Oct 19, 2009
- completed
- 1.64M
- cumulative oil, bbl
- 3.11M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Oct 2009 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Oct 19, 2009
- Shut in
- Feb 1, 2026
- 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 18 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Marshall, T. R. Unit O-1-15249 | Eagleville (Eagle Ford-1) | EOG Resources, Inc. | 11 | 1.46M | 2.84M | Dec 2010 – Jul 2026 |
| Marshall, T.R. Unit O-2-9430 | Eagleville (Eagle Ford) | EOG Resources, Inc. | 5 | 187K | 268K | Nov 2009 – May 2011 |
| Marshall, T. R. Unit O-1-15122 | Wildcat | EOG Resources, Inc. | 2 | 0 | 0 | Oct 2009 – Mar 2011 |
Oil, barrels lease total
Last 12 months 18,079 · prior 12 20,199(-10%)
Gas, mcf lease total
Last 12 months 44,241 · prior 12 58,966(-25%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1EOG Resources, Inc.Nov 2009 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 684830-99 | Drill | EOG Resources, Inc. | Sep 4, 2009 | Sep 4, 2009 | Sep 19, 2009 | 13,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Oct 19, 2009 | Marshall T. R. Unit O-1-15249 | Eagleville (Eagle Ford-1) | EOG Resources Inc. | Observation · shut in Feb 1, 2026 | 11,610 |
| Oct 19, 2009 | Marshall T.R. Unit O-2-9430 | Eagleville (Eagle Ford) | EOG Resources Inc. | Not on Schedule | — |
| Oct 19, 2009 | Marshall T. R. Unit O-1-15122 | Wildcat | EOG Resources Inc. | Not on Schedule | — |
Formation tops
As filed on W-2/G-1. Subsea from 348 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Midway | 6,830 | -6,482 |
| Navarro | 7,750 | -7,402 |
| Olmos | 8,540 | -8,192 |
| Anacacho | 9,890 | -9,542 |
| Austin Chalk | 10,090 | -9,742 |
| Eagle FordEAGLEFORD | 10,417 | -10,069 |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 2,532 | 12.25 | 845 S |
| 5.5 | 11,610 | 8.75 | 1,200 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 | Mar 15, 2011 | Aug 11, 2010 | — |
| 00 | Dec 9, 2010 | Aug 11, 2010 | — |
| 00 | Nov 10, 2010 | — | — |
| 00 | Apr 22, 2010 | Dec 30, 2009 | Yes |
| 00 | Feb 19, 2010 | — | — |
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 42-177-32077 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-177-32077 → 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/17732077, documented in the API reference.