WELL · 42-003-44661 · DISTRICT 8

Mattie #2008

Y

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

Mattie #2008 (API 42-003-44661) is a well in Andrews County operated by Cog Operating LLC, completed December 11, 2012 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit (amended once), issued August 20, 2012, permitted to 11,510 ft.

Completion filings report 3 formation tops, including Spraberry, Wolfcamp, Strawn.

Its lease has reported 97.3K barrels of oil and 177K mcf of gas since October 2010, last reporting in July 2026. The lease carries 3 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 LLCAug 20, 2012
11,510
total depth, ft
2
permits on file
Aug 20, 2012
last permit issued
Dec 11, 2012
completed
97.3K
cumulative oil, bbl
177K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Oct 2010 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Dec 11, 2012
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; they carry 3 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Mattie O-10-40566Spraberry (Trend Area)COG Operating LLC397.3K177KOct 2010 – Jul 2026

Oil, barrels lease total

Last 12 months 2,024 · prior 12 2,469(-18%)

0100200300202420252026

Gas, mcf lease total

Last 12 months 11 · prior 12 3,219(-100%)

0200400600202420252026

Chain of custody

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

  1. 1Summit Petroleum LLCOct 2010 → Oct 2010
  2. 2PDC EnergyNov 2010 → Jan 2012
  3. 3COG Operating LLCFeb 2012 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
746213-98DrillCOG Operating LLCDec 10, 2013Aug 20, 2012Sep 23, 201212,000
746213-99DrillCOG Operating LLCAug 9, 2012Aug 20, 2012Sep 23, 201212,000

Completions

CompletedLeaseFieldOperatorStatusDepth
Dec 11, 2012Mattie O-10-40566Spraberry (Trend Area)COG Operating LLCProducing11,510

Formation tops

As filed on W-2/G-1. Subsea from 3,094 ft elevation.Download CSV →

FormationMD ftSubsea
Spraberry8,540-5,446
Wolfcamp9,790-6,696
Strawn10,900-7,806

Perforations

Perforated and open-hole intervals.

FromToType
8,73011,420Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
8.6251,84812.25800 S
5.511,5107.8751,350 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 7, 2014Mar 5, 2013Yes

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/00344661, documented in the API reference.