WELL · 42-127-38956 · DISTRICT 1
TJN Unit #1
Dimmit County · Lorenzo (Austin Chalk) field · Horizontal
Tjn Unit #1 (API 42-127-38956) is a horizontal well in Dimmit County operated by Cml Exploration LLC, completed November 21, 2024.
The RRC has issued 2 drilling permits (amended once) between 2024 and 2025, permitted to 6,650 ft.
Completion filings report 10 formation tops, including Escondido, Olmos, San Miguel, Anacacho.
Its 2 leases have reported 23.3K barrels of oil and 53.6K mcf of gas since November 2024, last reporting in July 2026. The leases carry 2 wells, so these are lease totals, not this well alone.
Operator of record
Austin, TX · P-5 Y, filed Jul 4, 2026 · 514 permits on file · (800) 460-6313
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | CML Exploration LLC |
| Production reports | CML Exploration, LLCthrough Apr 2026 |
| Latest permit | CML Exploration, LLCAug 13, 2025 |
- 6,650
- total depth, ft
- 3
- permits on file
- Aug 13, 2025
- last permit issued
- Nov 21, 2024
- completed
- 23.3K
- cumulative oil, bbl
- 53.6K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Nov 2024 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Nov 21, 2024
- Shut in
- —
- Plugged
- —
Surface location
28.624563, -99.809935
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Dimmit 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 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| TJN Unit O-1-21884 | Pearsall (Austin Chalk) | CML Exploration, LLC | 1 | 12.7K | 30.7K | Aug 2025 – Jul 2026 |
| TJN Unit O-1-21647 | Lorenzo (Austin Chalk) | CML Exploration, LLC | 1 | 10.7K | 22.8K | Nov 2024 – Jan 2026 |
Oil, barrels lease total
Last 12 months 16,787 · prior 12 6,537(+157%)
Gas, mcf lease total
Last 12 months 52,308 · prior 12 1,248(+4091%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1CML Exploration, LLCNov 2024 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 909730-99 | Field transfer | CML Exploration, LLC | Aug 6, 2025 | Aug 13, 2025 | Sep 29, 2024 | 6,400 |
| 902672-98 | Drill | CML Exploration, LLC | Jan 17, 2025 | Sep 17, 2024 | Sep 29, 2024 | 6,650 |
| 902672-99 | Drill | CML Exploration, LLC | Sep 13, 2024 | Sep 17, 2024 | Sep 29, 2024 | 6,650 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-1-21647 | — | — | — | — |
| — | — O-1-21884 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 565 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| EscondidoESCONDIDO - DISPOSAL | 2,432 | -1,867 |
| OlmosOLMOS - DISPOSAL | 3,408 | -2,843 |
| San MiguelSAN MIGUEL - H2S | 4,167 | -3,602 |
| Anacacho | 5,047 | -4,482 |
| Austin ChalkAUSTIN CHALK - H2S | 5,511 | -4,946 |
| Eagle FordEAGLE FORD - H2S | — | — |
| EdwardsEDWARDS - H2S | — | — |
| GeorgetownGEORGETOWN - H2S | — | — |
| Glen RoseGLEN ROSE - DISPOSAL | — | — |
| Pearsall | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,540 | 15,739 | Open hole |
| 5,540 | 18,772 | Open hole |
| 5,540 | 19,173 | Open hole |
| 5,540 | 19,175 | Open hole |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,642 | 12.25 | 540 S |
| 7 | 5,440 | 8.75 | 620 S |
| 7 | 5,540 | 8.75 | 620 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 14, 2026 | Dec 22, 2025 | — |
| 00 | Jan 13, 2026 | Jan 24, 2025 | Yes |
| 00 | Mar 6, 2025 | Jan 24, 2025 | 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 42-127-38956 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-127-38956 → 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.
Pecan Grove42-507-33282
5.1 KM · CML Exploration, LLC · Section with this well →
| Escondido | 2,545 | -1,979 |
| Olmos | 3,520 | -2,954 |
| Austin Chalk | 5,531 | -4,965 |
| Buda | 6,678 | -6,112 |
| Georgetown | 7,035 | -6,469 |
Sabco Elaine SM42-127-34347
5.3 KM · White Marlin Operating Co, LLC · Section with this well →
| Escondido | 950 | -936 |
| San Miguel | 2,760 | -2,746 |
| Olmos | 3,638 | -3,624 |
| Olmos | 3,638 | -3,624 |
| San Miguel | 4,392 | -4,378 |
| San Miguel | 4,480 | -4,466 |
| Austin Chalk | 4,520 | -4,506 |
| Eagle Ford | 4,980 | -4,966 |
12 TOPS · FIRST 8
Cmww42-127-38781
5.4 KM · CML Exploration, LLC · Section with this well →
| Escondido | 2,181 | -1,626 |
| Olmos | 3,185 | -2,630 |
| Austin Chalk | 5,365 | -4,810 |
| Eagle Ford | 6,147 | -5,592 |
| Buda | 6,521 | -5,966 |
| Georgetown | — | |
| Edwards | — | |
| San Miguel | — |
10 TOPS · FIRST 8
Cmww42-127-38789
5.4 KM · CML Exploration, LLC · Section with this well →
| Escondido | 2,181 | -1,626 |
| Olmos | 3,187 | -2,632 |
| Austin Chalk | 5,365 | -4,810 |
| Glen Rose | — | |
| San Miguel | — | |
| Pearsall | — | |
| Eagle Ford | — | |
| Georgetown | — |
9 TOPS · FIRST 8
Vre Minerals AC RE42-127-38366
6.1 KM · CML Exploration, LLC · Section with this well →
| Escondido | 2,036 | -1,451 |
| Olmos | 2,944 | -2,359 |
| Anacacho | 4,671 | -4,086 |
| Austin Chalk | 5,165 | -4,580 |
| Eagle Ford | 5,970 | -5,385 |
| Buda | 6,339 | -5,754 |
| Georgetown | 6,700 | -6,115 |
| Pearsall | — |
11 TOPS · FIRST 8
Lochte42-127-38367
6.1 KM · CML Exploration, LLC · Section with this well →
| Escondido | 2,030 | -1,470 |
| Olmos | 2,944 | -2,384 |
| Anacacho | 4,675 | -4,115 |
| Austin Chalk | 5,162 | -4,602 |
| Eagle Ford | 5,959 | -5,399 |
| Pearsall | — | |
| San Miguel | — | |
| Glen Rose | — |
10 TOPS · FIRST 8
Flying G Ranch42-127-33950
6.5 KM · Sage Energy Company · Section with this well →
| Olmos | 3,399 | -2,859 |
| San Miguel | 4,038 | -3,498 |
| Anacacho | 5,160 | -4,620 |
| Austin Chalk | 5,161 | -4,621 |
| Eagle Ford | 6,194 | -5,654 |
Allee Unit Dim F42-127-38647
7.4 KM · Exco Operating Company, LP · Section with this well →
| Escondido | 2,617 | -2,060 |
| Olmos | 3,834 | -3,277 |
| San Miguel | 4,848 | -4,291 |
| Austin Chalk | 5,738 | -5,181 |
| Eagle Ford | 6,474 | -5,917 |
| Georgetown | — | |
| Edwards | — | |
| Pearsall | — |
9 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/12738956, documented in the API reference.