WELL · 42-461-36643 · DISTRICT 7

AMACKER89 #6

Y

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

Amacker89 #6 (API 42-461-36643) is a well in Upton County operated by Cog Operating LLC, completed July 31, 2010 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued March 18, 2010, permitted to 11,500 ft.

Completion filings report 4 formation tops, including Clear Fork, Spraberry, Dean, Wolfcamp.

Its lease has reported 614K barrels of oil and 3.49M mcf of gas since April 2005, last reporting in July 2026. The lease carries 9 wells, so these are lease totals, not this well alone.

Operator of record

COG Operating LLC

Based in
Midland, TX
P-5 status
Active – Extension (X)
P-5 last filed
Jun 2, 2026
Permits on file
4,568
Phone
(432) 683-7443

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleCOG Operating LLC
Production reportsCOG Operating LLCthrough Apr 2026
Latest permitCOG Operating LLCMar 18, 2010
11,500
total depth, ft
1
permits on file
Mar 18, 2010
last permit issued
Jul 31, 2010
completed
614K
cumulative oil, bbl
3.49M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Apr 2005 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Jul 31, 2010
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active – Extension (X)

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; they carry 9 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
AMACKER89 O-9-15727Spraberry (Trend Area)COG Operating LLC9614K3.49MApr 2005 – Jul 2026

Gas, mcf lease total

Last 12 months 76,020 · prior 12 87,950(-14%)

05K10K15K202420252026

Oil, barrels lease total

Last 12 months 7,616 · prior 12 9,713(-22%)

05001K1.5K202420252026

Chain of custody

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

  1. 1Henry Petroleum LPMay 2005 → Dec 2008
  2. 2COG Operating LLCJan 2009 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
692707-99DrillCOG Operating LLCMar 11, 2010Mar 18, 2010May 22, 201011,500

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-9-15727————

Formation tops

As filed on W-2/G-1. Subsea from 2,785 ft elevation.Download CSV →

FormationMD ftSubsea
Clear ForkCLEARFORK6,410-3,625
Spraberry7,095-4,310
Dean8,400-5,615
Wolfcamp8,555-5,770
WolfcampLOWER WOLFCAMP8,950-6,165
WolfcampBASE WOLFCAMP10,050-7,265

Perforations

Perforated and open-hole intervals.

FromToType
7,33010,116Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6251,31212.25550 S
5.510,2607.875915 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
00Sep 13, 2010Aug 11, 2010Yes
00Sep 1, 2010——

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.

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/46136643, documented in the API reference.