WELL · 42-347-33269 · DISTRICT 6

Aclco Unit #4H

Y

Nacogdoches County · Carthage (Haynesville Shale) field · Producing  · Horizontal

Aclco Unit #4H (API 42-347-33269) is a horizontal well in Nacogdoches County operated by Apex Natural Gas LLC, completed June 6, 2012 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit (amended once), issued August 10, 2011, permitted to 13,800 ft.

It was permitted by Eog Resources, Inc. and has since transferred to Apex Natural Gas LLC on the wellbore schedule.

Completion filings report 7 formation tops, including Austin Chalk, Glen Rose, James Lime, Pettit.

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

Operator of record

Apex Natural Gas LLC

Permitted by EOG Resources, Inc.; the EWA schedule now lists a different operator.

Houston, TX · P-5 Y, filed Mar 4, 2026 · 107 permits on file · (713) 780-9494

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleApex Natural Gas LLC
Production reportsApex Natural Gas, LLCthrough Apr 2026
Latest permitEOG Resources, Inc.Aug 10, 2011

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

13,800
total depth, ft
2
permits on file
Aug 10, 2011
last permit issued
Jun 6, 2012
completed
0
cumulative oil, bbl
2.78M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Mar 2012 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Jun 6, 2012
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active

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
Aclco Unit G-6-264694Carthage (Haynesville Shale)Apex Natural Gas, LLC102.78MMar 2012 – Jul 2026

Gas, mcf lease total

Last 12 months 21,257 · prior 12 23,535(-10%)

01K2K3K202420252026

Chain of custody

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

  1. 1EOG Resources, Inc.Mar 2012 → Oct 2016
  2. 2Covey Park Resources LLCNov 2016 → Aug 2019
  3. 3Comstock Oil & Gas, LLCSep 2019 → Nov 2025
  4. 4Apex Natural Gas, LLCDec 2025 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
721948-98DrillEOG Resources, Inc.Mar 7, 2012Aug 10, 2011Nov 12, 201113,800
721948-99DrillEOG Resources, Inc.Aug 9, 2011Aug 10, 2011Nov 12, 201113,800

Completions

CompletedLeaseFieldOperatorStatusDepth
—— G-6-264694————

Formation tops

As filed on W-2/G-1. Subsea from 334 ft elevation.Download CSV →

FormationMD ftSubsea
Austin Chalk4,988-4,654
Glen Rose5,757-5,423
James Lime7,620-7,286
James Lime7,820-7,486
Pettit8,127-7,793
Travis Peak9,060-8,726
Cotton ValleyCOTTON VALLEY "B"11,570-11,236
Haynesville13,030-12,696

Perforations

Perforated and open-hole intervals.

FromToType
14,25614,407Perforated
14,25618,911Perforated
14,48914,648Perforated
14,72814,888Perforated
14,97115,124Perforated
15,20715,366Perforated
15,44615,605Perforated
15,68515,836Perforated
15,92416,085Perforated
16,16416,323Perforated
16,40316,563Perforated
16,64716,801Perforated
16,88117,040Perforated
17,12017,280Perforated
17,36217,515Perforated
17,59917,758Perforated
17,83817,997Perforated
18,07718,229Perforated
18,36918,476Perforated
18,55618,715Perforated
18,77818,911Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
10.753,20213.51,630 S
7.62513,2389.8752,050 S
5.518,9796.5750 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
00Nov 21, 2012Jul 3, 2012—
00Sep 13, 2012Apr 20, 2012Yes

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.

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/34733269, documented in the API reference.