TEXAS · WELLS · DIMMIT COUNTY · PILONCILLO LEASE · API 42-127-37276 · DISTRICT 01

Piloncillo #A 18HW

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Dimmit County · Briscoe Ranch (Eagleford) field · Producing  · Horizontal

Piloncillo #A 18HW (API 42-127-37276) is a horizontal well in Dimmit County operated by Tbm Catarina LLC, completed November 22, 2016 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued March 28, 2016, permitted to 8,192 ft.

It was permitted by SN Operating, LLC and has since transferred to Tbm Catarina LLC on the wellbore schedule.

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

Its lease has reported 78.9K barrels of oil and 1.12M mcf of gas since November 2016, last reporting volume in April 2026.

Operator of record

TBM Catarina LLC

Permitted by SN Operating, LLC; the EWA schedule now lists a different operator.

Based in
Fort Worth, TX
P-5 status
Active – Extension (X)
P-5 last filed
Jun 3, 2026
Permits on file
10
Phone
(817) 698-9901

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleTBM Catarina LLC
Production reportsTBM Catarina, LLCthrough Apr 2026
Latest permitSN Operating, LLCMar 28, 2016

The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.

8,192
total depth, ft
1
permits on file
Mar 28, 2016
last permit issued
Nov 22, 2016
completed
78.9K
cumulative oil, bbl
1.12M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Nov 2016 THROUGH Apr 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Nov 22, 2016
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active (A)

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 lease this well is completed on; this well is the only one on it.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Piloncillo G-1-282212Briscoe Ranch (Eagleford)TBM Catarina, LLC178.9K1.12MNov 2016 – Apr 2026

Gas, mcf lease total

Last 12 months 47,237 · prior 12 42,197(+12%)

02K4K6K202420252026

Chain of custody

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

  1. 1SN Operating, LLCNov 2016 → May 2023
  2. 2TBM Catarina, LLCJun 2023 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
814430-99DrillSN Operating, LLCMar 16, 2016Mar 28, 2016Jul 29, 20169,500

Completions

CompletedLeaseFieldOperatorStatusDepth
Nov 22, 2016Piloncillo G-1-282212Briscoe Ranch (Eagleford)TBM Catarina LLCProducing8,192

Formation tops

As filed on W-2/G-1. Subsea from 533 ft elevation.Download CSV →

FormationMD ftSubsea
EscondidoESCONDIDO - DISPOSAL3,782-3,249
OlmosOLMOS - DISPOSAL5,231-4,698
San MiguelSAN MIGUEL - H2S6,413-5,880
Austin ChalkAUSTIN CHALK - H2S7,634-7,101
Eagle FordEAGLE FORD - H2S8,125-7,592
EdwardsEDWARDS - H2S——
GeorgetownGEORGETOWN - H2S——
Glen RoseGLEN ROSE - DISPOSAL——
Pearsall——

Perforations

Perforated and open-hole intervals.

FromToType
8,49414,465Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6253,40012.25775 S
5.514,5628.752,010 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. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →

SuffixRRC record dateW-2 / G-1 dateLogs referenced
00Jun 20, 2017Jun 6, 2017Yes

Well logs

1 log loaded from the RRC's log index, 1 of it with a digital LAS file, the latest received Jul 30, 2019. Gamma ray. These are the logs loaded into Petrora from the Railroad Commission's inventories, not necessarily every log run on the well. The RRC holds the files; each opens from its log search for the well. The kind is the RRC's description of the log; the interval is the one filed for it.

Open the RRC's log search for this well ↗
Logas describedFiles Intervalft, as filedDatereceivedSizeMB
Gamma RaySpans Escondido, Olmos, San Miguel, Austin Chalk, Eagle FordLAS + TIFF3,550 to 14,589Jul 30, 20190.58 + 4.36

"Spans" is by this well's own filed formation tops: a formation runs from its top to the next deeper top filed, and the deepest runs to the bottom of the log. Depths are measured along the wellbore, so on a horizontal the lateral counts in the formation it was landed in.

Find logs withinmiles of this well:List →Map →

Search the well logs loaded into Petrora →

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.

The logs loaded for this well are under Well logs, with the RRC's log search for it.

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/12737276, documented in the API reference.