WELL · 42-461-41593 · DISTRICT 7

Neal Ranch 41 Unit #4101LH

Y

Upton County · Spraberry (Trend Area) field · Producing  · Horizontal

Neal Ranch 41 Unit #4101LH (API 42-461-41593) is a horizontal well in Upton County operated by Cog Operating LLC, completed June 30, 2021 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit (amended once), issued November 23, 2020, permitted to 12,000 ft.

Completion filings report 9 formation tops, including Yates, Grayburg, San Andres, Spraberry.

Its lease has reported 805K barrels of oil and 2.17M mcf of gas since January 2021, last reporting in July 2026. The lease carries 2 wells, so these are lease totals, not this well alone.

Operator of record

COG Operating LLC

Midland, TX · P-5 Y, filed May 4, 2026 · 4,568 permits on file · (432) 853-2355

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleCOG Operating LLC
Production reportsCOG Operating LLCthrough Apr 2026
Latest permitCOG Operating LLCNov 23, 2020
12,000
total depth, ft
2
permits on file
Nov 23, 2020
last permit issued
Jun 30, 2021
completed
805K
cumulative oil, bbl
2.17M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 2021 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Jun 30, 2021
Shut in
—
Plugged
—

Operator's P-5 on the schedule: X

Surface location

31.520472, -102.089806

OpenStreetMap → ·  Google Maps →

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

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; they carry 2 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Neal Ranch 41 Unit O-9-21371Spraberry (Trend Area)COG Operating LLC2805K2.17MJan 2021 – Jul 2026

Oil, barrels lease total

Last 12 months 63,930 · prior 12 83,828(-24%)

05K10K15K202420252026

Gas, mcf lease total

Last 12 months 320,584 · prior 12 408,829(-22%)

020K40K60K202420252026

Chain of custody

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

  1. 1COG Operating LLCJun 2021 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
865676-98DrillCOG Operating LLCSep 17, 2021Nov 23, 2020Dec 8, 202012,000
865676-99DrillCOG Operating LLCOct 20, 2020Nov 23, 2020Dec 8, 202012,000

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-9-21371————

Formation tops

As filed on W-2/G-1. Subsea from 2,814 ft elevation.Download CSV →

FormationMD ftSubsea
Yates2,676138
Yates2,683131
Grayburg4,145-1,331
Grayburg4,354-1,540
San AndresSAN ANDRES - SALTWATER FLOW4,849-2,035
San AndresSAN ANDRES - SALTWATER FLOW4,856-2,042
Spraberry7,744-4,930
Spraberry7,758-4,944
Devonian——
Ellenburger——
Fusselman——
Strawn——
Wolfcamp——

Perforations

Perforated and open-hole intervals.

FromToType
9,16021,694Perforated
9,16021,696Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
13.37550017.5550 S
13.37551217.5550 S
9.6258,28212.252,590 S
9.6258,28612.25700 S
5.521,7868.52,800 S
5.521,8048.52,800 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 22, 2021Oct 7, 2021Yes
00Sep 30, 2021Aug 13, 2021Yes

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) and the University Lands library. 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 →

Neal Ranch 41 Unit42-461-41594

0.0 KM · COG Operating LLC · Section with this well →

Yates2,677137
Grayburg4,354-1,540
San Andres4,854-2,040
Spraberry7,760-4,946
Wolfcamp9,221-6,407
Fusselman—
Strawn—
Devonian—

9 TOPS · FIRST 8

Hensley 41A42-461-42009

0.3 KM · Ovintiv USA Inc. · Section with this well →

San Andres4,556-1,740
Spraberry7,756-4,940
Wolfcamp9,241-6,425
Devonian—
Grayburg—
Yates—
Ellenburger—
Fusselman—

9 TOPS · FIRST 8

Hensley 41A42-461-42010

0.3 KM · Ovintiv USA Inc. · Section with this well →

San Andres4,656-1,840
Clear Fork6,893-4,077
Spraberry7,756-4,940
Ellenburger—
Devonian—
Fusselman—
Grayburg—
Strawn—

10 TOPS · FIRST 8

Hensley 41A42-461-42011

0.3 KM · Ovintiv USA Inc. · Section with this well →

San Andres4,656-1,840
Clear Fork6,893-4,077
Spraberry7,756-4,940
Yates—
Devonian—
Ellenburger—
Fusselman—
Grayburg—

10 TOPS · FIRST 8

Hensley 41AA42-461-42013

0.3 KM · Ovintiv USA Inc. · Section with this well →

San Andres4,656-1,840
Spraberry7,756-4,940
Wolfcamp9,241-6,425
Fusselman—
Grayburg—
Strawn—
Yates—
Devonian—

9 TOPS · FIRST 8

Hensley 41C42-461-42017

0.7 KM · Ovintiv USA Inc. · Section with this well →

San Andres4,655-1,840
Spraberry7,755-4,940
Fusselman—
Grayburg—
Strawn—
Yates—
Ellenburger—
Wolfcamp—

9 TOPS · FIRST 8

Hensley 41C42-461-42019

0.7 KM · Ovintiv USA Inc. · Section with this well →

San Andres4,655-1,840
Spraberry7,755-4,940
Devonian—
Ellenburger—
Fusselman—
Grayburg—
Strawn—
Wolfcamp—

9 TOPS · FIRST 8

Hensley 41C42-461-42020

0.7 KM · Ovintiv USA Inc. · Section with this well →

San Andres4,655-1,840
Spraberry7,755-4,940
Fusselman—
Grayburg—
Strawn—
Wolfcamp—
Devonian—
Yates—

9 TOPS · FIRST 8

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/46141593, documented in the API reference.