WELL · 42-355-34184 · DISTRICT 4

Olsen #1

Nueces County · Calallen West (7500 Sand) field · Producing · Directional

Olsen #1 (API 42-355-34184) is a well in Nueces County operated by Tag Operating Company Inc., completed August 13, 2022 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued May 1, 2020, permitted to 8,400 ft.

Completion filings report 4 formation tops, including Catahoula, Calallen, West (7500 Sand), Frio, Vicksburg, Miocene (undifferentiated).

Its lease has reported 39K barrels of oil and 7.58K mcf of gas since January 2021, last reporting in July 2026.

Operator of record

Tag Operating Company Inc.

Houston, TX · P-5 Y, filed Oct 4, 2025 · 31 permits on file · (713) 515-0815

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	Tag Operating Company Inc.
Production reports	Tag Operating Company, Inc.through Mar 2026
Latest permit	Tag Operating Company, Inc.May 1, 2020

8,400: total depth, ft
1: permits on file
May 1, 2020: last permit issued
Aug 13, 2022: completed
39K: cumulative oil, bbl
7.58K: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 2021 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule: ON SCHEDULE
Completed: Aug 13, 2022
Shut in: —
Plugged: —

Operator's P-5 on the schedule: Active

Surface location

27.868914, -97.689819

OpenStreetMap → · Google Maps →

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

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
Olsen O-4-14152	Calallen, West (7500 Sand)	Tag Operating Company, Inc.	1	39K	7.58K	Jan 2021 – Jul 2026

Oil, barrels lease total

Last 12 months 2,520 · prior 12 4,671(-46%)

Chain of custody

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

1Tag Operating Company, Inc.Jan 2021 → Mar 2026

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
860374-99	Drill	Tag Operating Company, Inc.	Dec 20, 2019	May 1, 2020	Aug 8, 2020	8,400

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— O-4-14152	—	—	—	—

Formation tops

As filed on W-2/G-1. Subsea from 74 ft elevation.Download CSV →

Formation	MD ft	Subsea
CatahoulaCATAHOULA-FRIO - INJECTION/DISPO	5,662	-5,588
Calallen, West (7500 Sand), Frio	7,411	-7,337
Calallen, West (7500 Sand), Frio	7,472	-7,398
Vicksburg	8,153	-8,079
CatahoulaCATAHOULA-ANAHUAC - INJECTION/DI	—	—
Miocene (undifferentiated)MIOCENE-FLEMING(LAGARTO)-OAKVILL	—	—

Perforations

Perforated and open-hole intervals.

From	To	Type
7,558	7,562	Perforated
7,600	7,606	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
9.625	1,244	12.25	460 S
5.5	8,323	8.75	505 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	Jun 28, 2023	Apr 18, 2023	Yes
00	Feb 23, 2021	Jan 12, 2021	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 42-355-34184 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-355-34184 → 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.

Open the cross-section →

Cardwell42-355-34171

1.1 KM · Cimarron Engineering, LLC · Section with this well →

Miocene (undifferentiated)	1,466	-1,375
Catahoula	2,110	-2,019
Catahoula	4,122	-4,031
Vicksburg	—

Bates42-355-34221

1.7 KM · Tag Operating Company, Inc. · Section with this well →

Catahoula	4,450	-4,360
Catahoula	5,692	-5,602
Vicksburg	8,250	-8,160
Miocene (undifferentiated)	—

Fischer Ranch42-409-33139

5.7 KM · Harris Energy Services, LLC · Section with this well →

Miocene (undifferentiated)	2,030	-2,013
Catahoula	2,730	-2,713
Catahoula	3,550	-3,533
Vicksburg	—

Bluntzer, et al Gas Unit42-355-34206

6.2 KM · Suemaur Expl. & Prod., LLC · Section with this well →

Miocene (undifferentiated)	2,500	-2,394
Catahoula	3,990	-3,884
Catahoula	4,660	-4,554
Vicksburg	8,040	-7,934

Mejia Unit42-355-34116

6.5 KM · Forza Operating, LLC · Section with this well →

Miocene (undifferentiated)	2,060	-2,040
Catahoula	3,650	-3,630
Vicksburg	—
Catahoula	—

Hrncir, et al Unit42-355-34218

7.4 KM · Suemaur Expl. & Prod., LLC · Section with this well →

Miocene (undifferentiated)	2,500	-2,414
Catahoula	3,990	-3,904
Catahoula	4,660	-4,574
Vicksburg	8,050	-7,964

Prochaska , et al Gas Unit42-355-34201

7.4 KM · Suemaur Expl. & Prod., LLC · Section with this well →

Miocene (undifferentiated)	2,500	-2,414
Catahoula	3,980	-3,894
Catahoula	4,655	-4,569
Vicksburg	8,050	-7,964

Welder, J. F. Heirs42-409-32785

7.6 KM · Wagner Oil Company · Section with this well →

6400 Sand	6,400	-6,388
6600 Sand	6,600	-6,588
6900	6,900	-6,888

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/35534184, documented in the API reference.