WELL · 42-089-32774 · DISTRICT 3

Ohnheiser Unit #1

Y

Colorado County · Sublime N. (Wilcox 9800) field · Temp Abandoned  · Vertical

Ohnheiser Unit #1 (API 42-089-32774) is a well in Colorado County operated by Castex Energy Inc., completed November 3, 2023 and listed as temp abandoned on the RRC schedule.

The RRC has issued one drilling permit, issued August 21, 2023, permitted to 10,200 ft.

Completion filings report 8 formation tops, including Catahoula, Frio, Vicksburg, Yegua.

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

Operator of record

Castex Energy Inc.

Houston, TX · P-5 Y, filed Oct 4, 2025 · 13 permits on file · (281) 633-6476

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleCastex Energy Inc.
Production reportsCastex Energy, Inc.through Oct 2025
Latest permitCastex Energy, Inc.Aug 21, 2023
10,200
total depth, ft
1
permits on file
Aug 21, 2023
last permit issued
Nov 3, 2023
completed
0
cumulative oil, bbl
225K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Nov 2023 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Nov 3, 2023
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active

Surface location

29.571385, -96.746975

OpenStreetMap → ·  Google Maps →

Permit surface location from the RRC GIS record, in Colorado 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 →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Ohnheiser Unit G-3-296868Sublime, N. (Wilcox 9800)Castex Energy, Inc.10225KNov 2023 – Jul 2026

Gas, mcf lease total

Last 12 months 23,307 · prior 12 192,438(-88%)

020K40K202420252026

Chain of custody

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

  1. 1Castex Energy, Inc.Nov 2023 → Oct 2025

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
892129-99DrillCastex Energy, Inc.Jul 14, 2023Aug 21, 2023Aug 27, 202310,200

Completions

CompletedLeaseFieldOperatorStatusDepth
—— G-3-296868————

Formation tops

As filed on W-2/G-1. Subsea from 331 ft elevation.Download CSV →

FormationMD ftSubsea
CatahoulaCATAHOULA - DISPOSAL1,850-1,519
FrioFRIO - DISPOSAL2,570-2,239
VicksburgVICKSBURG - DISPOSAL3,060-2,729
YeguaYEGUA - DISPOSAL3,770-3,439
WilcoxWILCOX - DISPOSAL6,670-6,339
WilcoxWILCOX, LOWER - PRODUCTION9,850-9,519
MidwayMIDWAY - PRODUCTION——
Miocene (undifferentiated)MIOCENE - DISPOSAL——
Renger Sand - Production——

Perforations

Perforated and open-hole intervals.

FromToType
9,8569,892Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
165616—
9.6251,79612.25545 S
4.510,2008.751,890 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
00May 22, 2024Dec 6, 2023Yes

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 7 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 →

Kimes Gas Unit42-089-32674

5.1 KM · Sundown Energy LP · Section with this well →

Wilcox7,536-7,198
Wilcox9,576-9,238
Yegua9,875-9,537

Ray Corcoran Gas Unit42-089-32664

6.2 KM · Sundown Energy LP · Section with this well →

Yegua3,273-2,910
Wilcox6,367-6,004
Wilcox7,493-7,130

Miller A42-089-32653

6.2 KM · Lone Oak Energy Inc · Section with this well →

Wilcox6,770-6,454

Beth Offutt42-089-32769

6.8 KM · Shiner Exploration, LLC · Section with this well →

Catahoula1,700-1,434
Frio2,010-1,744
Miocene (undifferentiated)2,870-2,604
Vicksburg3,260-2,994
Yegua4,425-4,159
Wilcox7,161-6,895
Wilcox8,965-8,699
Midway10,710-10,444

9 TOPS · FIRST 8

Cotton42-285-34227

6.9 KM · Square Mile Energy, L.L.C. · Section with this well →

Catahoula960-675
Frio2,200-1,915
Vicksburg3,310-3,025
Yegua3,920-3,635
Wilcox—
Edwards—
Eagle Ford—

Durbin Gas Unit42-089-32753

6.9 KM · Shiner Exploration, LLC · Section with this well →

Catahoula2,605-2,282
Vicksburg3,820-3,497
Frio4,060-3,737
Yegua4,400-4,077
Wilcox6,800-6,477
Wilcox—
Renger Sand - Production—
Miocene (undifferentiated)—

9 TOPS · FIRST 8

Emmel Hattermann Gas Unit42-089-32766

13.9 KM · Kebo Oil & Gas, Inc. · Section with this well →

Wilcox6,802-6,520
Wilcox8,421-8,139
Yegua—
Vicksburg—
Catahoula—
Renger Sand - Production—
Midway—
Frio—

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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