Petrora

OPERATORS · TEXAS · P-5 NUMBER 174337

Cook Exploration Co.

P-5 status
Active (A)
P-5 last filed
Feb 4, 2026
Based in
Longview, TX
Watch this operator

Petrora groups this registration with Cook Exploration Co., Inc., Texas (0 active wells). Cook Exploration Co. across every state →

Cook Exploration CO. has filed no drilling permits in the past 12 months; its most recent permit was issued January 11, 2006.

The RRC wellbore file lists 25 wells under its operatorship (6 producing).

Lease reports credit it with 892 barrels of oil and 88.9K mcf of gas in the 12 months reported through April 2026.

56 drilling permits have been issued to this operator number since 1979; its P-5 organization report was last filed February 4, 2026.

0
permits, last 12 months
—
vs prior 12 months (0)
0
counties, 12 months
6
producing wells, of 25 of record
28
leases it reports
—
horizontal, 12 months

WINDOWS ON THE RRC ISSUE DATE · COMPUTED NOV 5, 2026

From permit to spud

FROM THE DATES ON ITS W-1 PERMITS · ALL TIME

A permit is a plan, not a well. These figures count only permits old enough to have spudded, six months and more, and read the spud, cancel, and expiry dates the RRC records on each one.

63%
spud rate · 35 of 56 mature permits
69
median days permit to spud · middle half 28–136
0
spuds, last 180 days
0%
canceled · 0 permits
21
expired undrilled
2
permits a year over 27 active years

Permits issued by month

LAST 60 MONTHS · BY ISSUE DATE

Last 12 months 0 · prior 12 0

0120222023202420252026

Counties

Counties by permits in the last 12 months, with all-time permits and current wells of record there.

County12 moAll timeWellsLast
Gregg county →—4122Jan 12, 2001
Houston county →—50Aug 14, 1984
Marion county →—51Jan 11, 2006
Harrison county →—31Feb 6, 1990
Panola county →—11Jul 27, 1995
Smith county →—10Apr 14, 1992

All 56 permits, searchable → · Leases it reports → · On the map →

Formations in its completed wells

Tops reported on completion filings for wells it operates. RRC wellbore file. About tops →

FormationWellsPermitted last 3 yrs
Travis Peak120
Pettit70
Rodessa60
James Lime30
BMA30
Cotton Valley30
Austin Chalk20
Massive Anhydrite (marker)10
Glen Rose10
Nacatoch10

Production by month

PDQ LEASE REPORTS · REPORTED THROUGH APR 2026

Barrels on leases where this operator filed the production report. Lease-level by design; the latest months are revised upward as late reports arrive. How production is reported →

892
bbl oil, last 12 reported months
—
vs the 12 months before
88.9K
mcf gas incl. casinghead, last 12
85K
bbl oil since reporting began

Last 12 months 88,877 · prior 12 80,828(+10%)

010K20K30K2017201820192020202120222023202420252026

Cook Exploration Co.: Gas by month.

Beyond the permit record

RRC wellbore file

Wells of record

25
in the wellbore file, 6 on schedule
6
producing
0
shut in
0
injection
0
temp. abandoned
19
plugged

How it got them

11
permitted itself
0
acquired from others
17
permitted, now run by others

Each count opens the wells it counts. Acquired means the well's permit names a different operator than the schedule does today; wells it permitted that others now run are in its permit history, marked with who runs them now. Transfers and operator numbers →

Permit types

Last 12 months against the prior 12, and all time. A type opens the permit history filtered to it. What the types mean →

Type12 moPrior 12All time
Drill0049
Recompletion007

Fields

RRC regulatory fields with the most wells of record under this operator. The field opens its page; the count opens this operator's wells in it.

FieldWellsProducing
Willow Springs (Rodessa)9775266450
Willow Springs (Travis Peak)9775283050
Willow Springs-Mackey (Tr. Pk.)9776050040
Willow Springs (Cotton Valley)9775210031
Willow Springs (Henderson)9775216621
Carthage (Cotton Valley)1603217410
Willow Springs N. (Pettit)9775450011
Willow Springs (Pettit)9775233211
Wildcat1200110
Willow Springs (T.peak Trans.)9775283311
Lansing N. (Cotton Valley Lo.)5200205011

P-5 organization report

As registered with the RRC. About the P-5 →

Registration
Status Active (A)
Last filed Feb 4, 2026
CSGD/PG/PURGas operatorOil operator
Address
2445 Norma Lee LN Box 16
Longview, TX 75602
(903) 753-8661
Officers and agents
Cook, Jay · President,vice President

Latest permits

NEWEST FIRST BY ISSUE DATE · FILED OR ON WELLS IT NOW OPERATES

PermitSeenIssuedOperatorCountyLease / wellDepthAPI
612209Jan 11, 2006Jan 11, 2006Cook Exploration Co.MarionMackey, Wesley #16,70031530924
601737Jun 7, 2005Jun 7, 2005Cook Exploration Co.MarionMoseley, Carrie #16,50031530918
549118Aug 4, 2004Aug 4, 2004Cook Exploration Co.MarionCowherd #16,95031530908
549118Aug 4, 2004Aug 4, 2004Cook Exploration Co.MarionCowherd #16,95031530908
503979Jan 12, 2001Jan 12, 2001Cook Exploration Co.GreggCulpepper #611,00018331096
497104Jul 12, 2000Jul 12, 2000Cook Exploration Co.GreggMcGrede Cotton Valley G.U. No. 1 #511,00018331418
490396Dec 15, 1999Dec 15, 1999Cook Exploration Co.GreggFlewellen Gas Unit #610,79218331271
485815Jul 13, 1999Jul 13, 1999Cook Exploration Co.GreggMcGrede Cotton Valley G.U. NO.1 #411,00018331369
479933Oct 6, 1998Oct 6, 1998Cook Exploration Co.GreggFlewellen Gas Unit #911,00018331338
477422Jun 24, 1998Jun 24, 1998Cook Exploration Co.GreggFlewellen Gas Unit #811,00018331327
466874Aug 28, 1997Aug 28, 1997Cook Exploration Co.GreggCulpepper #711,00018331294
461658Apr 28, 1997Apr 28, 1997Cook Exploration Co.GreggFlewellen Gas Unit #711,00018331285
456361Dec 16, 1996Dec 16, 1996Cook Exploration Co.GreggCastleberry Gas Unit #1111,00018331270
456360Dec 16, 1996Dec 16, 1996Cook Exploration Co.GreggFlewellen Gas Unit #611,00018331271
454817Nov 6, 1996Nov 6, 1996Cook Exploration Co.MarionDean, D.P. #17,90031530829

Full permit history →

About this data

Registration from the RRC P-5 organization report, refreshed weekly. Permits from the OGA049M master and daily daf420 files; wells of record from the EWA wellbore schedule; production from PDQ lease reports by the operator that filed them, through the statewide reported-through month; disposal from UIC permits and H-10 reports. Summary figures are rebuilt nightly. Nothing is estimated.

Developers: this page as JSON is GET /v1/data/operators/tx/174337, documented in the API reference.