OPERATORS · RRC 504913 · P-5 STATUS Y

Locklin Oil Co

Tyler, TX

Locklin Oil CO has filed no drilling permits in the past 12 months; its most recent permit was issued September 12, 1988.

The RRC wellbore file lists 2 wells under its operatorship.

16 drilling permits have been issued to this operator number since 1982; its P-5 organization report was last filed April 1, 1992.

0: permits, last 12 months
—: vs prior 12 months (0)
0: counties, 12 months
0: producing wells, of 2 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.

44%: spud rate · 7 of 16 mature permits
8: median days permit to spud · middle half 7–14
0: spuds, last 180 days
0%: cancelled · 0 permits
9: expired undrilled
3: permits a year over 6 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	Wells	Last
Limestone county →	—	7	1	Jun 28, 1988
Henderson county →	—	3	0	Sep 12, 1988
Smith county →	—	3	1	Dec 11, 1985
Rusk county →	—	2	0	Oct 1, 1986
Cherokee county →	—	1	0	Aug 21, 1985

All 16 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
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

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

How it got them

2: permitted itself
0: acquired from others
9: 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	16

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
Megan Richey (Woodbine)60268750	1	0
Wright Mountain Se(pettit Upper)98984700	1	0

P-5 organization report

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

Registration: Status code Y; Last filed Apr 1, 1992

Address: P.O. Box 6337; Tyler, TX 75711

Officers and agents: Locklin, Allen C. · President; Davis, Clyde L., Jr. · Director; Locklin, Nancy Summers · 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
351127	Sep 12, 1988	Sep 12, 1988	Locklin Oil Company	Henderson	Holloway, Miller #2	11,500	21330620
351004	Sep 8, 1988	Sep 8, 1988	Locklin Oil Company	Henderson	Limmerick, Floyd #1	8,000	21330619
348116	Jun 28, 1988	Jun 28, 1988	Locklin Oil Company	Limestone	Mexia State School #3A	4,000	29330883
343294	Mar 14, 1988	Mar 14, 1988	Locklin Oil Company	Limestone	Jackson, Henry #2	4,000	29330876
343293	Mar 8, 1988	Mar 8, 1988	Locklin Oil Company	Limestone	Chrisner #1	4,000	29330877
336603	Sep 29, 1987	Sep 29, 1987	Locklin Oil Company	Henderson	Miller Holloway #1	11,000	21330612
331359	Jun 10, 1987	Jun 10, 1987	Locklin Oil Company	Limestone	Mexia State School #2	4,000	29330854
323227	Nov 18, 1986	Nov 18, 1986	Locklin Oil Company	Limestone	Hill, Bill #1	4,000	29330842
322199	Oct 24, 1986	Oct 24, 1986	Locklin Oil Company	Limestone	Mexia State School #1	4,000	29330840
321211	Oct 1, 1986	Oct 1, 1986	Locklin Oil Company	Rusk	Selph #2	4,300	40132119
303423	Jun 20, 1986	Jun 20, 1986	Locklin Oil Company	Rusk	Selph #1	4,300	40132104
292347	Dec 11, 1985	Dec 11, 1985	Locklin Oil Company	Smith	Holt #1	8,000	42331056
283027	Aug 21, 1985	Aug 21, 1985	Locklin Oil Company	Cherokee	Holman #1	5,500	07330667
253094	Sep 28, 1984	Sep 28, 1984	Locklin Oil Company	Limestone	Jackson, Henry #1	4,000	29330760
223046	Dec 8, 1983	Dec 8, 1983	Locklin Oil Company	Smith	Cochrum, Arthur #1	7,000	42330758

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/504913, documented in the API reference.