OPERATORS · RRC 3595  · P-5 STATUS Y

Acock Engineering & Oper Co

Corpus Chrsti, TX

Watch this operator

Acock Engineering & Oper CO has filed no drilling permits in the past 12 months; its most recent permit was issued November 26, 1991.

The RRC wellbore file lists 14 wells under its operatorship.

23 drilling permits have been issued to this operator number since 1983; its P-5 organization report was last filed October 8, 1993.

0
permits, last 12 months
—
vs prior 12 months (0)
0
counties, 12 months
0
producing wells, of 14 of record
0
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.

48%
spud rate · 11 of 23 mature permits
26
median days permit to spud · middle half 10–32
0
spuds, last 180 days
0%
cancelled · 0 permits
12
expired undrilled
3
permits a year over 9 active years

Where

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

County12 moAll timeWellsLast
McMullen county →—81May 18, 1990
LA Salle county →—40Nov 26, 1991
Jim Wells county →—33Jul 14, 1986
Frio county →—20Dec 12, 1990
Refugio county →—20May 23, 1985
Hidalgo county →—10Feb 6, 1984
Jim Hogg county →—13Jan 18, 1990
Live Oak county →—10Sep 18, 1987
Victoria county →—12Jun 1, 1989

All 23 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
Frio30
Vicksburg30
Wilcox20
Olmos20
Queen City10
Anacacho10
Austin Chalk10

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
0
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

14
on the schedule
0
producing
0
shut in
0
injection
0
temp. abandoned
14
plugged

How it got them

4
permitted itself
9
acquired from others
8
permitted, now run by others

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

RRC UIC permits · H-10 reported volumes

Disposal and injection

0
active UIC permits of 1
0
permitted bbl/day, active
0
bbl injected, last 12 reported months
Jun 2025
reported through

By county

Nueces0 active0 bbl/d

Permitted volume is a ceiling, not throughput. How to read it →

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
Drill0019
Recompletion003
Other001

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.

P-5 organization report

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

Registration
Status code Y
Last filed Oct 8, 1993
Address
P.O. Box 30634
Corpus Chrsti, TX 78463
Officers and agents
Acock, Randolph · President/Secretary/Treasurer
Rae, Mellissa B Trustee · Director

Latest permits

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

PermitSeenIssuedOperatorCountyLease / wellDepthAPI
382329Nov 26, 1991Nov 26, 1991Acock Engineering & Operating CoLA SalleCopps & Klattenhoff #1H7,00028331270
382329Oct 21, 1991Oct 21, 1991Acock Engineering & Operating CoLA SalleCopps & Klattenhoff #1H7,00028331270
384824Feb 26, 1991Feb 26, 1991Acock Engineering & Operating CoLA SalleCopps & Klattenhoff #3H7,20028331419
382157Dec 12, 1990Dec 12, 1990Acock Engineering & Operating CoFrioB. F. - B. C. Unit 1 #1H6,00016332945
375608Jul 25, 1990Jul 25, 1990Acock Engineering & Operating CoLA SalleCopps & Klattenhoff #2H7,20028331335
373530May 18, 1990May 18, 1990Acock Engineering & Operating CoMcMullenAtkinson, Warren #27,40031132831
370301Feb 27, 1990Feb 27, 1990Acock Engineering & Operating CoFrioBurton-Barnes-Butler Unit #1 #1H7,10016332655
368745Jan 18, 1990Jan 18, 1990Acock Engineering & Operating CoJim HoggBorregos Ranch #76,00024731717
361814Jul 24, 1989Jul 24, 1989Ellsworth, H. P. O&G PropertiesMcMullenAtkinson, Warren #18,20031132767
361814Jul 24, 1989Jul 24, 1989Acock Engineering & Operating CoMcMullenAtkinson, Warren #18,20031132767
361814Jul 24, 1989Jul 24, 1989Acock Engineering & Operating CoMcMullenAtkinson, Warren #18,20031132767
361814Jul 24, 1989Jul 24, 1989Acock Engineering & Operating CoMcMullenAtkinson, Warren #18,20031132767
359853Jun 1, 1989Jun 1, 1989Acock Engineering & Operating CoVictoriaFagan #15,90046932669
353623Nov 23, 1988Nov 23, 1988Acock Engineering & Operating CoMcMullenPowell, F. W. #16,55031132725
351737Sep 29, 1988Sep 29, 1988Trace Exploration, Inc.GoliadMarks Unit #15,20017532341

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/3595, documented in the API reference.