OPERATORS · RRC 174342 · P-5 STATUS Y

Cook Marshall Oper, Inc

Austin, TX

Cook Marshall Oper, Inc has filed no drilling permits in the past 12 months; its most recent permit was issued January 4, 1995.

5 drilling permits have been issued to this operator number since 1992; its P-5 organization report was last filed August 5, 1995.

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

WINDOWS ON THE RRC ISSUE DATE · COMPUTED OCT 29, 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.

60%: spud rate · 3 of 5 mature permits
6: median days permit to spud · middle half 4–22
0: spuds, last 180 days
0%: cancelled · 0 permits
2: expired undrilled
2: permits a year over 3 active years

Where

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

County	12 mo	All time	Last
Fort Bend county →	—	3	Jan 4, 1995
Live Oak county →	—	1	May 25, 1994
Nueces county →	—	1	Nov 25, 1992

All 5 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 →

Formation	Wells	Permitted last 3 yrs
No completion tops on file.

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 →

0: bbl oil, last 12 reported months
—: vs the 12 months before
0: mcf gas incl. casinghead, last 12
3.34K: bbl oil since reporting began

No lease production reported under this operator number in the last three years.

Beyond the permit record

RRC wellbore file

Wells of record

0: on the schedule
0: producing
0: shut in
0: injection
0: temp. abandoned
0: plugged

How it got them

0: permitted itself
0: acquired from others
2: permitted, now run by others

Acquired means the well's permit names a different operator than the schedule does today. 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 →

Type	12 mo	Prior 12	All time
Drill	0	0	2
Recompletion	0	0	2
Reenter	0	0	1

P-5 organization report

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

Registration: Status code Y; Last filed Aug 5, 1995

Address: 1446 Rockcliff RD; Austin, TX 78746

Officers and agents: Marshall, Richard A., Jr. · President; Cook, Irby Jack II · Secretary/Treasurer

Latest permits

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

Permit	Seen	Issued	Operator	County	Lease / well	Depth	API
431549	Jan 4, 1995	Jan 4, 1995	Cook Marshall Operating, Inc.	Fort Bend	Foster Farms #4	4,795	15731372
429599	Nov 1, 1994	Nov 1, 1994	Cook Marshall Operating, Inc.	Fort Bend	Dutton Unit #1	7,893	15731737
424268	May 25, 1994	May 25, 1994	Cook Marshall Operating, Inc.	Live Oak	Rippstein #1	6,100	29734126
409520	Mar 8, 1993	Mar 8, 1993	Cook Marshall Operating, Inc.	Fort Bend	Dutton Unit #1	7,518	15731737
406233	Nov 25, 1992	Nov 25, 1992	Cook Marshall Operating, Inc.	Nueces	McKinzie #1	7,000	35532885

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 at the last vintage; disposal from UIC permits and H-10 reports. Summary figures are rebuilt nightly.

Developers: this page as JSON is GET /v1/data/operators/tx/174342, documented in the API reference.