WELL · 42-127-38235 · DISTRICT 1

Martinez South D #105H

N

Dimmit County · Eagleville (Eagle Ford-1) field  · Horizontal

Martinez South D #105H (API 42-127-38235) is a horizontal well in Dimmit County operated by Trinity Operating (Usg) LLC, completed February 21, 2020.

The RRC has issued one drilling permit, issued September 18, 2019, permitted to 10,000 ft.

Completion filings report 9 formation tops, including Escondido, Olmos, San Miguel, Austin Chalk.

No lease production has been reported under this well’s leases.

Operator of record

Trinity Operating (Usg) LLC

Houston, TX · P-5 Y, filed Nov 4, 2025 · 392 permits on file · (888) 510-9581

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleTrinity Operating (Usg) LLC
Production reportsTrinity Operating (Usg), LLCthrough Apr 2026
Latest permitTrinity Operating (Usg), LLCSep 18, 2019
10,000
total depth, ft
1
permits on file
Sep 18, 2019
last permit issued
Feb 21, 2020
completed
0
cumulative oil, bbl
867K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Feb 2020 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
OFF SCHEDULE
Completed
Feb 21, 2020
Shut in
—
Plugged
—

Surface location

28.619232, -99.399034

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 4 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Martinez South D G-1-296943Eagleville (Eagle Ford-1)Trinity Operating (Usg), LLC10867KFeb 2020 – Jul 2026
Martinez South D O-1-20112Eagleville (Eagle Ford-1)Trinity Operating (Usg), LLC300Feb 2020 – Jul 2024

Gas, mcf lease total

Last 12 months 37,210 · prior 12 81,111(-54%)

05K10K15K202420252026

Chain of custody

Every operator that reported production on this well's lease, in order.

  1. 1Trinity Operating (Usg), LLCFeb 2020 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
856979-99DrillTrinity Operating (Usg), LLCSep 11, 2019Sep 18, 2019Nov 4, 201910,000

Completions

CompletedLeaseFieldOperatorStatusDepth
—— G-1-296943————
—— O-1-20112————

Formation tops

As filed on W-2/G-1. Subsea from 618 ft elevation.Download CSV →

FormationMD ftSubsea
EscondidoESCONDIDO - DISPOSAL950-332
OlmosOLMOS - DISPOSAL5,103-4,485
San MiguelSAN MIGUEL - H2S5,887-5,269
Austin ChalkAUSTIN CHALK - H2S6,691-6,073
Eagle FordEAGLE FORD - H2S7,229-6,611
EdwardsEDWARDS - H2S——
GeorgetownGEORGETOWN - H2S——
Glen RoseGLEN ROSE - DISPOSAL——
Pearsall——

Perforations

Perforated and open-hole intervals.

FromToType
7,83318,129Perforated
7,83318,149Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6253,44812.251,030 S
5.518,2488.753,060 S
5.518,2498.753,060 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 →

SuffixFiledW-2 / G-1 dateLogs referenced
00Apr 7, 2025Feb 11, 2025—
00May 29, 2024Apr 25, 2024Yes
00Jul 14, 2020May 28, 2020Yes

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.

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.

Open the cross-section →

Martinez South D42-127-38234

0.0 KM · Trinity Operating (Usg), LLC · Section with this well →

Escondido947-329
Olmos5,077-4,459
San Miguel5,893-5,275
Austin Chalk6,685-6,067
Eagle Ford7,169-6,551
Glen Rose—
Edwards—
Georgetown—

9 TOPS · FIRST 8

Martinez South D42-127-38236

0.0 KM · Trinity Operating (Usg), LLC · Section with this well →

Escondido950-332
Olmos5,075-4,457
San Miguel5,907-5,289
Austin Chalk6,690-6,072
Eagle Ford7,315-6,697
Pearsall—
Glen Rose—
Georgetown—

9 TOPS · FIRST 8

Martinez North D42-283-36792

0.2 KM · Trinity Operating (Usg), LLC · Section with this well →

Yegua920-306
Sparta2,340-1,726
Queen City2,439-1,825
Wilcox3,639-3,025
Escondido5,955-5,341
Olmos5,975-5,361
Austin Chalk6,656-6,042
Eagle Ford7,202-6,588

10 TOPS · FIRST 8

Martinez North D42-283-36790

0.2 KM · Trinity Operating (Usg), LLC · Section with this well →

Yegua920-306
Sparta2,340-1,726
Queen City2,349-1,735
Wilcox3,651-3,037
Escondido5,391-4,777
Olmos6,011-5,397
Austin Chalk6,493-5,879
Eagle Ford7,215-6,601

11 TOPS · FIRST 8

Martinez North D42-283-36789

0.2 KM · Trinity Operating (Usg), LLC · Section with this well →

Yegua920-306
Sparta2,321-1,707
Queen City2,321-1,707
Wilcox3,633-3,019
San Miguel5,897-5,283
Escondido5,947-5,333
Olmos5,967-5,353
Anacacho6,268-5,654

10 TOPS · FIRST 8

Martinez South C42-127-38231

0.8 KM · Trinity Operating (Usg), LLC · Section with this well →

Escondido950-344
Olmos5,066-4,460
San Miguel5,875-5,269
Anacacho6,239-5,633
Austin Chalk6,657-6,051
Austin Chalk6,657-6,051
Eagle Ford7,301-6,695

Martinez South C42-127-38232

0.8 KM · Trinity Operating (Usg), LLC · Section with this well →

Escondido950-344
Olmos2,300-1,694
San Miguel5,921-5,315
Austin Chalk6,674-6,068
Eagle Ford7,309-6,703
Georgetown—
Pearsall—
Edwards—

9 TOPS · FIRST 8

Martinez A42-127-38233

0.8 KM · Trinity Operating (Usg), LLC · Section with this well →

Escondido950-344
Olmos2,300-1,694
San Miguel5,862-5,256
Austin Chalk6,693-6,087
Eagle Ford7,031-6,425
Edwards—
Pearsall—
Glen Rose—

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

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