WELL · 42-127-35448 · DISTRICT 1

Piloncillo #A 23HZ

Piloncillo #A 23HZ (API 42-127-35448) is a permitted horizontal well in Dimmit County filed by Shell Western E&P; no completion report is on file yet.

The RRC has issued one drilling permit (amended once), issued March 29, 2013, permitted to 20,000 ft.

Completion filings report 3 formation tops, including San Miguel, Austin Chalk, Eagle Ford.

Operator of record

Shell Western E&P

Based in: Houston, TX
P-5 status: Delinquent (D)
P-5 last filed: Jan 4, 2021
Permits on file: 1,756
Phone: (832) 337-0694

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	none
Production reports	TBM Catarina, LLCthrough Apr 2026
Latest permit	Shell Western E&PMar 29, 2013

20,000: total depth, ft
2: permits on file
Mar 29, 2013: last permit issued
—: completed
0: cumulative oil, bbl
287K: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jun 2013 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule: OFF SCHEDULE
Completed: —
Shut in: —
Plugged: —

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 →

Lease	Field	Reporting operator	Wells	Oil, bbl	Gas, mcf	Reported
Piloncillo G-1-271659	Briscoe Ranch (Eagleford)	TBM Catarina, LLC	1	0	287K	Jun 2013 – Jul 2026

Gas, mcf lease total

Last 12 months 5,903 · prior 12 7,785(-24%)

Chain of custody

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

1Shell Western E&PSep 2013 → Jul 2014
2SN Operating, LLCAug 2014 → May 2023
3TBM Catarina, LLCJun 2023 → Apr 2026

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
759529-98	Drill	Shell Western E&P	Jun 12, 2014	Mar 29, 2013	Mar 31, 2013	20,000
759529-99	Drill	Shell Western E&P	Mar 26, 2013	Mar 29, 2013	Mar 31, 2013	20,000

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— G-1-271659	—	—	—	—

Formation tops

As filed on W-2/G-1. Subsea from 612 ft elevation.Download CSV →

Formation	MD ft	Subsea
San Miguel	6,641	-6,029
San Miguel	6,651	-6,039
Austin Chalk	7,331	-6,719
Austin Chalk	7,340	-6,728
Eagle FordUPPER EAGLE FORD	8,046	-7,434
Eagle FordUPPER EAGLE FORD	8,056	-7,444

Perforations

Perforated and open-hole intervals.

From	To	Type
8,586	13,752	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
9.625	2,959	12.25	858 S
5.5	13,999	7.875	2,044 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 →

Filed	W-2 / G-1 date	Logs referenced
Nov 19, 2014	Sep 16, 2014	Yes
Jul 14, 2014	Feb 5, 2014	—
Mar 22, 2014	Aug 1, 2013	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 42-127-35448 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-127-35448 → 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.

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/12735448, documented in the API reference.