WELL · 42-321-32433 · DISTRICT 3

Ohio-Sun Unit #1H

N

Matagorda County · Markham N.-Bay City N (Betts) field  · Horizontal · Directional

Ohio-Sun Unit #1H (API 42-321-32433) is a horizontal well in Matagorda County operated by Allegiant Resources LLC, completed February 14, 2020.

The RRC has issued 2 drilling permits between 2019 and 2022, permitted to 9,000 ft.

Completion filings report 10 formation tops, including Frio, Anahuac, Caprock, Grant - Disposal.

Its 2 leases have reported 1.1M barrels of oil and 1.37M mcf of gas since January 1993, last reporting in July 2026. The leases carry 65 wells, so these are lease totals, not this well alone.

Operator of record

Allegiant Resources LLC

Lafayette, LA · P-5 Y, filed May 4, 2026 · 46 permits on file · (337) 769-0032

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleAllegiant Resources LLC
Production reportsAllegiant Resources, LLCthrough Apr 2026
Latest permitAllegiant Resources, LLCMay 23, 2022
9,000
total depth, ft
2
permits on file
May 23, 2022
last permit issued
Feb 14, 2020
completed
1.1M
cumulative oil, bbl
1.37M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
OFF SCHEDULE
Completed
Feb 14, 2020
Shut in
—
Plugged
—

Surface location

29.026439, -96.026069

OpenStreetMap → ·  Google Maps →

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

Lease production

PDQ LEASE REPORTS · REPORTED THROUGH APR 2026

Texas reports oil by lease, not by well. These are the 2 leases this well is completed on; they carry 65 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Ohio-Sun Unit O-3-2998Markham N.-Bay City,n(cornelius)Allegiant Resources, LLC531.05M1.25MJan 1993 – Jul 2026
Ohio-Sun Unit O-3-12601Markham N.-Bay City, N (Betts)Allegiant Resources, LLC1258.3K116KJan 1993 – Jul 2026

Oil, barrels lease total

Last 12 months 9,602 · prior 12 10,776(-11%)

05001K1.5K202420252026

Gas, mcf lease total

Last 12 months 3,577 · prior 12 6,248(-43%)

05001K1.5K202420252026

Chain of custody

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

  1. 1Marathon Oil CompanyJan 1993 → Nov 2002
  2. 2Comstock Oil & Gas, Inc.Dec 2002 → Oct 2004
  3. 3Comstock Oil & Gas, LPNov 2004 → Aug 2008
  4. 4Premier Natural Resources, LLCSep 2008 → Sep 2015
  5. 5Remora Management, LLCOct 2015 → Jul 2019
  6. 6Allegiant Resources, LLCAug 2019 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
880291-99RecompletionAllegiant Resources, LLCMay 18, 2022May 23, 2022Jun 20, 20228,216
859786-99DrillAllegiant Resources, LLCDec 9, 2019Dec 12, 2019Jan 5, 20209,000

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-3-2998————
—— O-3-12601————

Formation tops

As filed on W-2/G-1. Subsea from 59 ft elevation.Download CSV →

FormationMD ftSubsea
FrioFRIO - DISPOSAL6,658-6,599
Anahuac——
CaprockCAPROCK - DISPOSAL——
FrioFRIO, LOWER——
Grant - Disposal——
Gretta - Disposal——
Miocene (undifferentiated)MIOCENE - DISPOSAL——
Nodosaria——
Tex Miss——
Tex Miss 3 Sand——
Willis - Disposal——

Perforations

Perforated and open-hole intervals.

FromToType
7,8347,850Perforated
8,99211,020Open hole

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6251,43212.25404 S
78,8748.75665 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
00Oct 19, 2022Jul 14, 2022Yes
00Jul 21, 2020Mar 18, 2020Yes

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 →

Ohio-Sun Unit42-321-32434

0.1 KM · Allegiant Resources, LLC · Section with this well →

Anahuac5,852-5,793
Gretta - Disposal6,667-6,608
Frio6,667-6,608
Frio6,667-6,608
Caprock—
Willis - Disposal—
Tex Miss—
Nodosaria—

10 TOPS · FIRST 8

Ohio-Sun Unit42-321-32443

3.1 KM · Allegiant Resources, LLC · Section with this well →

Miocene (undifferentiated)2,995-2,937
Anahuac5,770-5,712
Frio6,540-6,482
Gretta - Disposal6,684-6,626
Nodosaria—
Grant - Disposal—
Frio—
Caprock—

10 TOPS · FIRST 8

Ohio-Sun Unit42-321-00378

3.4 KM · Remora Management, LLC · Section with this well →

Miocene (undifferentiated)2,000-1,926
Anahuac5,400-5,326
Frio6,300-6,226
Betts8,176-8,102
3RD Upper West8,597-8,523
West8,629-8,555

Express42-321-32438

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

Miocene (undifferentiated)3,024-2,939
Frio7,120-7,035
Frio11,105-11,020
Grant - Disposal—
Gretta - Disposal—
Willis - Disposal—
Tex Miss—
Anahuac—

10 TOPS · FIRST 8

Ohio-Sun Unit42-321-31236

4.0 KM · Marathon Oil Company · Section with this well →

Miocene (undifferentiated)2,500-2,443
Anahuac5,500-5,443
Frio6,500-6,443

Northern Ranch42-321-31637

4.4 KM · Pennzoil Exploration & Prod. Co. · Section with this well →

Gretta - Disposal6,335-6,266
Robertson6,645-6,576
Carlson6,720-6,651
Hurd6,967-6,898
Camp7,098-7,029
Camp B7,192-7,123
Cornelius7,296-7,227
Grant - Disposal—

15 TOPS · FIRST 8

Runnells42-321-32396

5.3 KM · Millennium Exploration Co. LLC · Section with this well →

Anahuac5,750-5,698
Frio6,600-6,548
Carlson7,084-7,032
Frio7,820-7,768
Willis - Disposal—
Grant - Disposal—
Caprock—
Tex Miss—

11 TOPS · FIRST 8

Anderson42-321-32361

7.3 KM · Magnum Producing, LP · Section with this well →

Frio8,890-8,844
Gola9,250-9,204
Thompson (10,100)10,122-10,076
Thompson (10100)10,122-10,076

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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