WELL · 42-439-31637 · DISTRICT 9

ZFN Triplets #1H

Y

Tarrant County · Newark East (Barnett Shale) field · Producing  · Horizontal

Zfn Triplets #1H (API 42-439-31637) is a horizontal well in Tarrant County operated by Tep Barnett USA LLC, completed July 3, 2007 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit (amended twice), issued May 31, 2006, permitted to 9,000 ft.

It was permitted by Chesapeake Operating, Inc. and has since transferred to Tep Barnett USA LLC on the wellbore schedule.

Completion filings report 2 formation tops, including Atoka, Barnett.

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

Operator of record

TEP Barnett USA LLC

Permitted by Chesapeake Operating, Inc.; the EWA schedule now lists a different operator.

Fort Worth, TX · P-5 Y, filed Feb 4, 2026 · 371 permits on file · (877) 814-2034

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleTEP Barnett USA LLC
Production reportsTEP Barnett USA, LLCthrough Apr 2026
Latest permitChesapeake Operating, Inc.May 31, 2006

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

9,000
total depth, ft
3
permits on file
May 31, 2006
last permit issued
Jul 3, 2007
completed
0
cumulative oil, bbl
2.21M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jul 2007 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Jul 3, 2007
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
ZFN Triplets G-13-232411Newark, East (Barnett Shale)TEP Barnett USA, LLC102.21MJul 2007 – Jul 2026

Gas, mcf lease total

Last 12 months 34,694 · prior 12 36,657(-5%)

02K4K6K202420252026

Chain of custody

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

  1. 1Chesapeake Operating, Inc.Jul 2007 → Oct 2014
  2. 2Chesapeake Operating, L.L.C.Nov 2014 → Jul 2017
  3. 3TEP Barnett USA, LLCAug 2017 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
620160-97DrillChesapeake Operating, Inc.Jan 10, 2007May 31, 2006Feb 9, 20079,000
620160-98DrillChesapeake Operating, Inc.Aug 22, 2006May 31, 2006—9,000
620160-99DrillFour Sevens Operating Co., Ltd.May 31, 2006May 31, 2006Feb 9, 20079,000

Completions

CompletedLeaseFieldOperatorStatusDepth
—— G-13-232411————

Formation tops

As filed on W-2/G-1. Subsea from 710 ft elevation.Download CSV →

FormationMD ftSubsea
AtokaATOKA LIME6,605-5,895
AtokaBASAL ATOKA7,068-6,358
BarnettUPPER BARNETT7,187-6,477

Perforations

Perforated and open-hole intervals.

FromToType
7,4498,561Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6251,30812.25460 S
5.58,6728.75970 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
00Jan 31, 2008Aug 15, 2007Yes
00Jan 24, 2008——

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/43931637, documented in the API reference.