OPERATORS · RRC 144582 · P-5 STATUS Y

Chaparral Oper Co, Inc

College Sta, TX

Chaparral Oper CO, Inc has filed no drilling permits in the past 12 months; its most recent permit was issued November 1, 1985.

The RRC wellbore file lists 9 wells under its operatorship.

5 drilling permits have been issued to this operator number since 1985; its P-5 organization report was last filed February 13, 1987.

0: permits, last 12 months
—: vs prior 12 months (0)
0: counties, 12 months
0: producing wells, of 9 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.

0%: spud rate · 0 of 5 mature permits
—: median days permit to spud
0: spuds, last 180 days
0%: cancelled · 0 permits
5: expired undrilled
5: permits a year over 1 active year

Where

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

County	12 mo	All time	Wells	Last
Leon county →	—	2	0	Nov 1, 1985
Burleson county →	—	1	1	Jul 29, 1985
Falls county →	—	1	0	Oct 2, 1985
Robertson county →	—	1	1	Oct 9, 1985

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
Buda	2	0
Georgetown	2	0
Austin Chalk	1	0
Glen Rose	1	0
Edwards	1	0
Eagle Ford	1	0

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

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

How it got them

1: permitted itself
8: acquired from others
4: 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	4
Recompletion	0	0	1

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.

Field	Wells	Producing
Bryan (Woodbine)12697800	6	0
Caldwell NE (Georgetown)14713500	1	0
College Hills (Austin Chalk)19630500	1	0
Wheelock (Austin Chalk)96787100	1	0

P-5 organization report

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

Registration: Status code Y; Last filed Feb 13, 1987

Address: P. O. Box 10134; College Sta, TX 77840

Officers and agents: Ogden, Emil E. · President; Heyburn, John · Vice President; Ogden, Stephen E. · Vice President

Latest permits

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

Permit	Seen	Issued	Operator	County	Lease / well	Depth	API
288940	Nov 1, 1985	Nov 1, 1985	Chaparral Operating Company, Inc	Leon	Rodell, R. Heirs #1A	10,078	28930738
286894	Oct 9, 1985	Oct 9, 1985	Chaparral Operating Company, Inc	Robertson	Hinton #1	7,940	39530305
286227	Oct 2, 1985	Oct 2, 1985	Chaparral Operating Company, Inc	Falls	Barganier #1	3,000	14530592
286226	Oct 1, 1985	Oct 1, 1985	Chaparral Operating Company, Inc	Leon	Rodell, R. Heirs #1	10,200	28930726
281197	Jul 29, 1985	Jul 29, 1985	Chaparral Operating Company, Inc	Burleson	Smith, Shearn #1	14,000	05132874
245993	Jul 20, 1984	Jul 20, 1984	Chaparral Minerals, Inc.	Robertson	Hinton #1	7,940	39530305
240288	May 25, 1984	May 25, 1984	Chaparral Minerals, Inc.	Burleson	Broaddus, Jim and Ruth #1	9,600	05132690
186812	Feb 8, 1983	Feb 8, 1983	Chaparral Minerals, Inc.	Brazos	D.M.C. Corp. #1	9,500	04130890
181162	Dec 23, 1982	Dec 23, 1982	Chaparral Minerals, Inc.	Brazos	Polly Ranch-No. 2 #2	10,000	04130859
179195	Nov 19, 1982	Nov 19, 1982	Chaparral Minerals, Inc.	Brazos	Cromeens, Douglas #1	9,500	04130839
162646	Jun 2, 1982	Jun 2, 1982	Chaparral Minerals, Inc.	Brazos	Nash, William E. #1	9,500	04130766
142287	Nov 12, 1981	Nov 12, 1981	Chaparral Minerals, Inc.	Brazos	Trailite Unit #1 #1	9,000	04130684
139572	Nov 3, 1981	Nov 3, 1981	Chaparral Minerals, Inc.	Brazos	Forest, Allen Unit #1 #1	9,000	04130678
50758	Jun 14, 1979	Jun 14, 1979	Alpar Resources, Inc.	Brazos	College Hills #1	10,800	04130457

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/144582, documented in the API reference.