WELL · 42-255-36849 · DISTRICT 2
TMK Unit #4H
Karnes County · Eagleville (Eagle Ford-1) field · Horizontal
Tmk Unit #4H (API 42-255-36849) is a horizontal well in Karnes County operated by Gulftex Energy LLC, completed October 14, 2020.
The RRC has issued 2 drilling permits (amended once) between 2020 and 2022, permitted to 11,000 ft.
Completion filings report 10 formation tops, including Yegua, Queen City, Reklaw, Carrizo.
Its 2 leases have reported 637K barrels of oil and 1.16M mcf of gas since March 2020, last reporting in July 2026. The leases carry 7 wells, so these are lease totals, not this well alone.
Operator of record
San Antonio, TX · P-5 Y, filed May 4, 2026 · 181 permits on file · (866) 456-3861
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Gulftex Energy LLC |
| Production reports | Gulftex Energy, LLCthrough Apr 2026 |
| Latest permit | Gulftex Energy, LLCJan 24, 2022 |
- 11,000
- total depth, ft
- 3
- permits on file
- Jan 24, 2022
- last permit issued
- Oct 14, 2020
- completed
- 637K
- cumulative oil, bbl
- 1.16M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Mar 2020 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Oct 14, 2020
- Shut in
- —
- Plugged
- —
Surface location
28.908920, -98.024940
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Karnes County.
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 7 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| TMK Unit O-2-12298 | Eagleville (Eagle Ford-2) | Gulftex Energy, LLC | 5 | 637K | 1.16M | Oct 2020 – Jul 2026 |
| TMK Unit O-1-20338 | Eagleville (Eagle Ford-1) | Gulftex Energy, LLC | 2 | 0 | 0 | Mar 2020 – May 2022 |
Oil, barrels lease total
Last 12 months 53,886 · prior 12 83,969(-36%)
Gas, mcf lease total
Last 12 months 160,554 · prior 12 204,767(-22%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Gulftex Energy, LLCOct 2020 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 876143-99 | Field transfer | Gulftex Energy, LLC | Jan 17, 2022 | Jan 24, 2022 | Feb 16, 2020 | 11,000 |
| 861596-98 | Drill | Gulftex Energy, LLC | Apr 15, 2020 | Feb 4, 2020 | Feb 16, 2020 | 11,000 |
| 861596-99 | Drill | Gulftex Energy, LLC | Jan 31, 2020 | Feb 4, 2020 | Feb 16, 2020 | 11,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-1-20338 | — | — | — | — |
| — | — O-2-12298 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 442 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| YeguaYEGUA - DISPOSAL | 1,100 | -658 |
| Queen City | 2,480 | -2,038 |
| Reklaw | 3,000 | -2,558 |
| Carrizo | 3,825 | -3,383 |
| WilcoxWILCOX - DISPOSAL | 3,960 | -3,518 |
| Anacacho | 10,307 | -9,865 |
| Austin ChalkAUSTIN CHALK - H2S | 10,537 | -10,095 |
| Eagle FordEAGLE FORD - H2S | 10,695 | -10,253 |
| Anacacho | — | — |
| Austin ChalkAUSTIN CHALK - H2S | — | — |
| Carrizo | — | — |
| Eagle FordEAGLE FORD - H2S | — | — |
| EdwardsEDWARDS - H2S | — | — |
| FrioFRIO - DISPOSAL | — | — |
| Queen City | — | — |
| Reklaw | — | — |
| WilcoxWILCOX - DISPOSAL | — | — |
| YeguaYEGUA - DISPOSAL | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 10,970 | 15,050 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 5,244 | 12.25 | 1,510 S |
| 5.5 | 15,076 | 8.5 | 2,385 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 | Apr 19, 2022 | Feb 28, 2022 | Yes |
| 00 | Mar 22, 2022 | Feb 26, 2021 | Yes |
| 00 | Mar 4, 2021 | Feb 26, 2021 | Yes |
| 00 | Nov 10, 2020 | Oct 22, 2020 | 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 42-255-36849 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-255-36849 → 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.
TMK Unit42-255-36850
0.0 KM · Gulftex Energy, LLC · Section with this well →
| Yegua | 1,100 | -659 |
| Queen City | 2,480 | -2,039 |
| Reklaw | 3,000 | -2,559 |
| Carrizo | 3,825 | -3,384 |
| Wilcox | 3,960 | -3,519 |
| Anacacho | 10,307 | -9,866 |
| Austin Chalk | 10,524 | -10,083 |
| Eagle Ford | — |
10 TOPS · FIRST 8
TMK Unit A42-255-37150
0.0 KM · Gulftex Energy, LLC · Section with this well →
| Yegua | 1,100 | -660 |
| Queen City | 2,480 | -2,040 |
| Reklaw | 3,000 | -2,560 |
| Carrizo | 3,825 | -3,385 |
| Wilcox | 3,960 | -3,520 |
| Austin Chalk | 10,578 | -10,138 |
| Eagle Ford | 10,739 | -10,299 |
| Sligo | — |
10 TOPS · FIRST 8
TMK Unit B42-255-37162
0.0 KM · Gulftex Energy, LLC · Section with this well →
| Yegua | 1,100 | -660 |
| Queen City | 2,480 | -2,040 |
| Reklaw | 3,000 | -2,560 |
| Carrizo | 3,825 | -3,385 |
| Wilcox | 3,960 | -3,520 |
| Anacacho | 10,358 | -9,918 |
| Austin Chalk | 10,584 | -10,144 |
| Frio | — |
10 TOPS · FIRST 8
TMK Unit42-255-36848
0.0 KM · Gulftex Energy, LLC · Section with this well →
| Yegua | 1,100 | -659 |
| Queen City | 2,480 | -2,039 |
| Reklaw | 3,000 | -2,559 |
| Carrizo | 3,825 | -3,384 |
| Wilcox | 3,960 | -3,519 |
| Anacacho | 10,306 | -9,865 |
| Austin Chalk | 10,534 | -10,093 |
| Eagle Ford | 10,688 | -10,247 |
11 TOPS · FIRST 8
TMK Unit C42-255-37151
0.0 KM · Gulftex Energy, LLC · Section with this well →
| Yegua | 1,100 | -660 |
| Queen City | 2,480 | -2,040 |
| Reklaw | 3,000 | -2,560 |
| Carrizo | 3,825 | -3,385 |
| Wilcox | 3,960 | -3,520 |
| Anacacho | 10,380 | -9,940 |
| Austin Chalk | 10,603 | -10,163 |
| Eagle Ford | 10,763 | -10,323 |
10 TOPS · FIRST 8
TMK Unit D42-255-37161
0.0 KM · Gulftex Energy, LLC · Section with this well →
| Yegua | 1,100 | -660 |
| Queen City | 2,480 | -2,040 |
| Reklaw | 3,000 | -2,560 |
| Carrizo | 3,825 | -3,385 |
| Wilcox | 3,960 | -3,520 |
| Anacacho | 10,367 | -9,927 |
| Austin Chalk | 10,599 | -10,159 |
| Eagle Ford | 10,758 | -10,318 |
10 TOPS · FIRST 8
TMK Unit E42-255-37163
0.0 KM · Gulftex Energy, LLC · Section with this well →
| Yegua | 1,100 | -660 |
| Queen City | 2,480 | -2,040 |
| Reklaw | 3,000 | -2,560 |
| Carrizo | 3,825 | -3,385 |
| Wilcox | 3,960 | -3,520 |
| Austin Chalk | 10,602 | -10,162 |
| Frio | — | |
| Sligo | — |
10 TOPS · FIRST 8
TMK Unit F42-255-37258
0.0 KM · Gulftex Energy, LLC · Section with this well →
| Yegua | 1,100 | -660 |
| Queen City | 2,480 | -2,040 |
| Reklaw | 3,000 | -2,560 |
| Carrizo | 3,825 | -3,385 |
| Wilcox | 3,960 | -3,520 |
| Anacacho | 10,356 | -9,916 |
| Austin Chalk | 10,589 | -10,149 |
| Eagle Ford | 10,739 | -10,299 |
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/25536849, documented in the API reference.