TEXAS · WELLS · SAN AUGUSTINE COUNTY · BRIGGS UNIT LEASE · API 42-405-30422 · DISTRICT 06

Briggs Unit #1H

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San Augustine County · Carthage (Haynesville Shale) field · Producing  · Horizontal

Briggs Unit #1H (API 42-405-30422) is a horizontal well in San Augustine County operated by Apex Natural Gas LLC, completed December 2, 2011 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit (amended once), issued March 2, 2011, permitted to 13,594 ft.

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

Completion filings report 9 formation tops, including Saratoga, Austin Chalk, Glen Rose, Rodessa.

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.

Based in
Houston, TX
P-5 status
Active (A)
P-5 last filed
Jun 9, 2025
Permits on file
108
Phone
(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.Mar 2, 2011

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

13,594
total depth, ft
2
permits on file
Mar 2, 2011
last permit issued
Dec 2, 2011
completed
0
cumulative oil, bbl
3.13M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jul 2011 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Dec 2, 2011
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active (A)

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
Briggs Unit G-6-262407Carthage (Haynesville Shale)Apex Natural Gas, LLC103.13MJul 2011 – Jul 2026

Gas, mcf lease total

Last 12 months 44,544 · prior 12 57,125(-22%)

05K10K15K202420252026

Chain of custody

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

  1. 1EOG Resources, Inc.Jul 2011 → 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
711089-98DrillEOG Resources, Inc.Mar 14, 2012Mar 2, 2011Mar 11, 201114,000
711089-99DrillEOG Resources, Inc.Feb 28, 2011Mar 2, 2011Mar 11, 201114,000

Completions

CompletedLeaseFieldOperatorStatusDepth
Dec 2, 2011Briggs Unit G-6-262407Carthage (Haynesville Shale)Apex Natural Gas LLCProducing13,594

Formation tops

As filed on W-2/G-1. Subsea from 302 ft elevation.Download CSV →

FormationMD ftSubsea
Saratoga3,562-3,260
Austin ChalkBASE AUSTIN4,981-4,679
Austin ChalkBASE AUSTIN CHALK4,981-4,679
Glen Rose5,754-5,452
Rodessa7,272-6,970
James Lime7,839-7,537
Pettit8,138-7,836
Travis Peak8,876-8,574
CV "B" Lime11,653-11,351
Haynesville12,335-12,033

Perforations

Perforated and open-hole intervals.

FromToType
13,86014,086Perforated
13,86018,734Perforated
14,14814,364Perforated
14,43914,669Perforated
14,73414,959Perforated
15,02115,237Perforated
15,31215,541Perforated
15,60615,830Perforated
15,89416,123Perforated
16,18516,414Perforated
16,48216,700Perforated
16,76716,996Perforated
17,05817,287Perforated
17,35417,576Perforated
17,64017,869Perforated
17,93118,162Perforated
18,22618,448Perforated
18,51318,734Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
10.752,77213.51,210 S
7.62512,6109.8751,725 S
518,9146.5700 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
00Jun 8, 2012Apr 2, 2012—
00Mar 1, 2012Aug 3, 2011Yes

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/40530422, documented in the API reference.