WELL · 42-479-45443 · DISTRICT 1

Piloncillo #D 27XA

N

Webb County  · Horizontal

Piloncillo #D 27XA (API 42-479-45443) is a permitted horizontal well in Webb County filed by Tbm Catarina, LLC; no completion report is on file yet.

The RRC has issued one drilling permit, issued September 3, 2025, permitted to 8,975 ft.

Completion filings report 10 formation tops, including Escondido, Olmos, San Miguel, Anacacho.

Operator of record

TBM Catarina, LLC

Fort Worth, TX · P-5 Y, filed Mar 4, 2026 · 10 permits on file · (866) 860-0105

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedulenone
Production reportsnone
Latest permitTBM Catarina, LLCSep 3, 2025
8,975
total depth, ft
1
permits on file
Sep 3, 2025
last permit issued
—
completed
—
cumulative oil, bbl
—
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS

Regulatory status · RRC wellbore file

Schedule
OFF SCHEDULE
Completed
—
Shut in
—
Plugged
—

Surface location

28.104714, -99.651236

OpenStreetMap → ·  Google Maps →

Permit surface location from the RRC GIS record, in Webb County.

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
910136-99DrillTBM Catarina, LLCAug 28, 2025Sep 3, 2025Sep 21, 20258,975

Formation tops

As filed on W-2/G-1. Subsea from 702 ft elevation.Download CSV →

FormationMD ftSubsea
EscondidoESCONDITO - INJECTION/DISPOSAL;4,373-3,671
OlmosOLMOS - INJECTION/DISPOSAL5,834-5,132
San Miguel6,455-5,753
Anacacho8,128-7,426
CatahoulaCATAHOULA-FRIO - INJECTION/DISPO——
Cook Mountain——
JacksonJACKSON - INJECTION/DISPOSAL——
Queen CityQUEEN CITY - INJECTION/DISPOSAL;——
WilcoxWILCOX - INJECTION/DISPOSAL——
YeguaYEGUA - INJECTION/DISPOSAL——

Perforations

Perforated and open-hole intervals.

FromToType
9,22821,576Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6253,82612.25830 S
5.521,6478.753,423 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
00Aug 26, 2026Jul 7, 2026Yes

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 →

Galvan Ranch42-479-44636

2.5 KM · SM Energy Company · Section with this well →

Escondido4,705-3,909
Olmos6,067-5,271
Austin Chalk8,857-8,061
Eagle Ford9,218-8,422
Wilcox—
Jackson—
Queen City—
Cook Mountain—

10 TOPS · FIRST 8

Galvan Ranch42-479-40878

2.6 KM · St. Mary Land & Exploration Co. · Section with this well →

Anacacho8,231-7,494
Austin Chalk8,715-7,978
Eagle Ford9,043-8,306
Eagle Ford9,043-8,306
Eagle Ford9,176-8,439

Stanley Ranch42-479-45173

3.0 KM · Javelin Energy Partners Mgmt LLC · Section with this well →

Escondido4,255-3,622
Olmos5,795-5,162
Cook Mountain—
Yegua—
Wilcox—
Queen City—
Eagle Ford—
Catahoula—

10 TOPS · FIRST 8

Stanley Ranch42-479-45174

3.0 KM · Javelin Energy Partners Mgmt LLC · Section with this well →

Escondido4,250-3,617
Olmos5,789-5,156
Cook Mountain—
Catahoula—
Eagle Ford—
Edwards—
Jackson—
Queen City—

10 TOPS · FIRST 8

Stanley Ranch42-479-44860

3.1 KM · SN EF Maverick, LLC · Section with this well →

Midway3,643-3,020
Escondido4,221-3,598
Olmos5,738-5,115
San Miguel6,884-6,261
Queen City—
Jackson—
Cook Mountain—
Catahoula—

10 TOPS · FIRST 8

Worthey Ranch42-479-44861

3.2 KM · SN EF Maverick, LLC · Section with this well →

Midway3,615-2,993
Escondido4,207-3,585
Olmos5,726-5,104
San Miguel6,866-6,244
Yegua—
Cook Mountain—
Catahoula—
Jackson—

10 TOPS · FIRST 8

Piloncillo42-479-45241

3.3 KM · TBM Catarina, LLC · Section with this well →

Midway3,889-3,140
Escondido4,485-3,736
Olmos5,971-5,222
San Miguel6,565-5,816
Yegua—
Catahoula—
Cook Mountain—
Queen City—

10 TOPS · FIRST 8

Piloncillo42-479-45240

3.3 KM · TBM Catarina, LLC · Section with this well →

Midway3,889-3,140
Escondido4,482-3,733
Olmos5,977-5,228
San Miguel6,582-5,833
Cook Mountain—
Catahoula—
Jackson—
Wilcox—

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/47945443, documented in the API reference.