TEXAS · WELLS · JOHNSON COUNTY · LANCASTER LEASE · API 42-251-30152 · DISTRICT 7C

Lancaster #1H

Y

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

Lancaster #1H (API 42-251-30152) is a horizontal well in Johnson County operated by Upp Operating LLC, completed March 16, 2004 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued November 19, 2003, permitted to 6,640 ft.

It was permitted by Eog Resources, Inc. and has since transferred to Upp Operating LLC on the wellbore schedule.

Completion filings report 5 formation tops, including Atoka, Bend, Hood, Marble Falls.

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

Operator of record

Upp Operating 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
Mar 6, 2026
Permits on file
33
Phone
(713) 495-5300

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleUpp Operating LLC
Production reportsUpp Operating, LLCthrough Apr 2026
Latest permitEOG Resources, Inc.Nov 19, 2003

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

6,640
total depth, ft
1
permits on file
Nov 19, 2003
last permit issued
Mar 16, 2004
completed
0
cumulative oil, bbl
2.14M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Mar 2004 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Mar 16, 2004
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
Lancaster G-13-201162Newark, East (Barnett Shale)Upp Operating, LLC102.14MMar 2004 – Jul 2026

Gas, mcf lease total

Last 12 months 69,576 · prior 12 68,822(+1%)

05K10K202420252026

Chain of custody

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

  1. 1EOG Resources, Inc.Mar 2004 → Dec 2016
  2. 2Enervest Operating, L.L.C.Jan 2017 → Mar 2019
  3. 3Upp Operating, LLCApr 2019 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
538717-99DrillEOG Resources, Inc.Nov 18, 2003Nov 19, 2003Dec 8, 20037,100

Completions

CompletedLeaseFieldOperatorStatusDepth
Mar 16, 2004Lancaster G-13-201162Newark East (Barnett Shale)Upp Operating LLCProducing6,640

Formation tops

As filed on W-2/G-1. Subsea from 988 ft elevation.Download CSV →

FormationMD ftSubsea
AtokaATOKA SD5,064-4,076
BendBEND SD5,493-4,505
HoodHOOD SD5,817-4,829
Marble Falls5,998-5,010
BarnettBARNETT SHALE6,508-5,520

Perforations

Perforated and open-hole intervals.

FromToType
7,21110,083Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6251,07312.25410 S
5.510,1338.75800 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
00Jul 20, 2004Apr 8, 2004Yes
00May 26, 2004——

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/25130152, documented in the API reference.