OPERATORS · RRC 875648 · P-5 STATUS Y

Ulcak, Charles L

Jourdanton, TX

Ulcak, Charles L has filed no drilling permits in the past 12 months; its most recent permit was issued January 15, 1993.

The RRC wellbore file lists 4 wells under its operatorship.

5 drilling permits have been issued to this operator number since 1981; its P-5 organization report was last filed September 9, 2005.

0: permits, last 12 months
—: vs prior 12 months (0)
0: counties, 12 months
0: producing wells, of 4 of record
1: 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.

20%: spud rate · 1 of 5 mature permits
57: median days permit to spud · middle half 57–57
0: spuds, last 180 days
0%: cancelled · 0 permits
4: expired undrilled
0: permits a year over 12 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
Atascosa county →	—	5	4	Jan 15, 1993

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
Queen City	2	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
2.37K: 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

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

How it got them

2: permitted itself
0: acquired from others
0: 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	5

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
Jourdanton (Recklaw)47358700	4	0

P-5 organization report

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

Registration: Status code Y; Last filed Sep 9, 2005

Address: 2000 Olive Street; Jourdanton, TX 78026

Officers and agents: Ulcak, Charles L. · Owner

Latest permits

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

Permit	Seen	Issued	Operator	County	Lease / well	Depth	API
408068	Jan 15, 1993	Jan 15, 1993	Ulcak, Charles L.	Atascosa	Ulcak, Dorothy J. #2	1,550	01333990
328327	Mar 31, 1987	Mar 31, 1987	Ulcak, Charles L.	Atascosa	Ulcak, Dorothy J. #1	1,550	01333813
219364	Nov 1, 1983	Nov 1, 1983	Ulcak, Charles L.	Atascosa	Ulcak, C. L. #4	1,550	01333813
140102	Nov 9, 1981	Nov 9, 1981	Ulcak, Charles L.	Atascosa	Ulcak, C.L. #4	1,550	01333813
138255	Oct 27, 1981	Oct 27, 1981	Ulcak, Charles L.	Atascosa	Ulcak, C.L. #3	1,550	01331360

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/875648, documented in the API reference.