OPERATORS · RRC 35633 · P-5 STATUS Y
Atapco
Houston, TX
Watch this operatorAtapco has filed no drilling permits in the past 12 months; its most recent permit was issued October 29, 1998.
The RRC wellbore file lists 162 wells under its operatorship.
445 drilling permits have been issued to this operator number since 1977; its P-5 organization report was last filed October 1, 1999.
- 0
- permits, last 12 months
- —
- vs prior 12 months (0)
- 0
- counties, 12 months
- 0
- producing wells, of 162 of record
- 52
- 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.
- 45%
- spud rate · 201 of 445 mature permits
- 19
- median days permit to spud · middle half 8–35
- 0
- spuds, last 180 days
- 1%
- cancelled · 3 permits
- 241
- expired undrilled
- 20
- permits a year over 22 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 |
|---|---|---|---|---|
| Wichita county → | — | 161 | 68 | Jun 13, 1996 |
| Cochran county → | — | 30 | 13 | Mar 28, 1996 |
| Wise county → | — | 27 | 3 | Mar 18, 1986 |
| Liberty county → | — | 26 | 8 | Oct 29, 1998 |
| Jackson county → | — | 23 | 5 | Jun 19, 1996 |
| Nolan county → | — | 21 | 2 | Jan 3, 1996 |
| Pecos county → | — | 16 | 5 | Sep 9, 1997 |
| Wharton county → | — | 16 | 5 | Oct 5, 1993 |
| Tom Green county → | — | 15 | 1 | Feb 9, 1984 |
| Runnels county → | — | 13 | 0 | May 20, 1994 |
| Austin county → | — | 12 | 9 | Sep 5, 1991 |
| Nueces county → | — | 10 | 9 | Oct 23, 1998 |
| Victoria county → | — | 10 | 4 | Jan 29, 1992 |
| Loving county → | — | 9 | 3 | Dec 28, 1984 |
| Ward county → | — | 7 | 0 | May 13, 1981 |
| Maverick county → | — | 6 | 4 | Mar 26, 1996 |
| Waller county → | — | 6 | 2 | Apr 3, 1989 |
| Reeves county → | — | 5 | 0 | Jun 7, 1995 |
| Colorado county → | — | 4 | 3 | May 8, 1991 |
| DE Witt county → | — | 4 | 1 | Aug 27, 1987 |
| Andrews county → | — | 3 | 1 | Oct 19, 1983 |
| Lubbock county → | — | 3 | 4 | Jul 29, 1983 |
| Mitchell county → | — | 3 | 1 | May 28, 1980 |
| Coke county → | — | 2 | 7 | Aug 22, 1980 |
| Reagan county → | — | 2 | 0 | Jun 24, 1981 |
| Culberson county → | — | 1 | 1 | May 23, 1979 |
| Fisher county → | — | 1 | 0 | Aug 16, 1983 |
| Fort Bend county → | — | 1 | 1 | Mar 23, 1989 |
| Gaines county → | — | 1 | 1 | Jun 3, 1981 |
| Goliad county → | — | 1 | 0 | Oct 21, 1998 |
| Hockley county → | — | 1 | 0 | Jul 11, 1985 |
| Howard county → | — | 1 | 0 | Jul 25, 1985 |
| King county → | — | 1 | 0 | Mar 22, 1984 |
| Lavaca county → | — | 1 | 0 | Mar 13, 1990 |
| Martin county → | — | 1 | 0 | Dec 12, 1988 |
| Terry county → | — | 1 | 0 | Oct 16, 1980 |
All 445 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 |
|---|---|---|
| Gunsight | 108 | 0 |
| Thomas Sand | 64 | 0 |
| Cisco | 32 | 0 |
| San Andres | 26 | 0 |
| Frio | 22 | 0 |
| Miocene (undifferentiated) | 22 | 0 |
| Yates | 14 | 0 |
| Caddo | 14 | 0 |
| Rustler | 12 | 0 |
| Yegua | 11 | 0 |
| Strawn | 10 | 0 |
| Wilcox | 6 | 0 |
| Ellenburger | 5 | 0 |
| Canyon | 5 | 0 |
| Vicksburg | 5 | 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
- 1.92M
- 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
- 162
- on the schedule
- 0
- producing
- 0
- shut in
- 0
- injection
- 0
- temp. abandoned
- 133
- plugged
How it got them
- 41
- permitted itself
- 29
- acquired from others
- 260
- 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 80
- 0
- permitted bbl/day, active
- 0
- bbl injected, last 12 reported months
- Jun 2025
- reported through
By county
| Wichita | 0 active | 0 bbl/d |
| Cochran | 0 active | 0 bbl/d |
| Maverick | 0 active | 0 bbl/d |
| Nueces | 0 active | 0 bbl/d |
| Austin | 0 active | 0 bbl/d |
| Nolan | 0 active | 0 bbl/d |
| Liberty | 0 active | 0 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 →
| Type | 12 mo | Prior 12 | All time |
|---|---|---|---|
| Drill | 0 | 0 | 378 |
| Recompletion | 0 | 0 | 56 |
| Other | 0 | 0 | 8 |
| Reenter | 0 | 0 | 3 |
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 |
|---|---|---|
| Wichita County Regular97155001 | 68 | 0 |
| Levelland (San Andres)53411426 | 13 | 0 |
| Higgins Ranch (Canyon)41117500 | 6 | 0 |
| Riverside East (5000 Sd.)77048493 | 6 | 0 |
| Sacatosa (San Miguel #1 Sand)79451750 | 4 | 0 |
| Edmisson (Clear Fork)27664500 | 4 | 0 |
| Cleveland S. (Yegua 6250)18935350 | 3 | 0 |
| Zodiac (Frio)99857500 | 3 | 0 |
| Boonsville (Bend Congl. Gas)10574520 | 2 | 0 |
| New Ulm (Wilcox 10 600)65248812 | 2 | 0 |
| Cleveland S. (Yegua 7000)18935450 | 2 | 0 |
| Atak (Penn Detrital)4180500 | 2 | 0 |
P-5 organization report
As registered with the RRC. About the P-5 →
- Registration
- Status code Y
- Last filed Oct 1, 1999
- Address
- 7676 Hillmont Suite 350
- Houston, TX 77040
- Officers and agents
- Thalheimer, Louis · Chairman/Ceo/Director
- Fristedt, Hans · President/Coo/Director
- Yates, T. E. · Vice President/General Manager
- Schmidt, Sanford V. · Vice President/Cao/Treasurer
- Choate, Alan G. · Vice President/Gen Counsel/Secre
- Bell, Russell W. · Controller
- McCurrach, John C. · President
- Miller, Barry L. · Treasurer/General Partner
- All 13 on the P-5 →
Latest permits
NEWEST FIRST BY ISSUE DATE · FILED OR ON WELLS IT NOW OPERATES
| Permit | Seen | Issued | Operator | County | Lease / well | Depth | API |
|---|---|---|---|---|---|---|---|
| 728985 | Dec 13, 2011 | Dec 13, 2011 | Boyd, D. K. Oil and Gas Co.,inc. | Loving | Linebery #1 | 8,780 | 30130316 |
| 709933 | Feb 16, 2011 | Feb 16, 2011 | L.C.S. Production Company | Coke | Higgins #9WI | 6,300 | 08130819 |
| 709933 | Feb 16, 2011 | Feb 16, 2011 | L.C.S. Production Company | Coke | Higgins #9WI | 6,300 | 08130819 |
| 709234 | Feb 4, 2011 | Feb 4, 2011 | L.C.S. Production Company | Coke | Higgins #10WI | 6,205 | 08130741 |
| 698880 | Jul 15, 2010 | Jul 15, 2010 | L.C.S. Production Company | Coke | Higgins #2 | 7,150 | 08130752 |
| 698694 | Jul 8, 2010 | Jul 8, 2010 | L.C.S. Production Company | Coke | Higgins #1WI | 6,190 | 08130885 |
| 698694 | Jul 8, 2010 | Jul 8, 2010 | L.C.S. Production Company | Coke | Higgins #1WI | 6,190 | 08130885 |
| 536228 | Sep 15, 2003 | Sep 15, 2003 | Tema Oil and Gas Company | Liberty | Kirby #3 | 7,230 | 29131751 |
| 525270 | Nov 7, 2002 | Nov 7, 2002 | Tema Oil and Gas Company | Nueces | Thompson Unit #34 | 7,100 | 35532592 |
| 513585 | Sep 13, 2001 | Sep 13, 2001 | Tema Oil and Gas Company | Nueces | Thompson Unit #21 | 4,949 | 35500793 |
| 483952 | May 5, 1999 | May 5, 1999 | Tema Oil and Gas Company | Nueces | Thompson Unit #34 | 7,100 | 35532592 |
| 480366 | Oct 29, 1998 | Oct 29, 1998 | Atapco | Liberty | Kirby #3 #3 | 7,216 | 29131751 |
| 479246 | Oct 23, 1998 | Oct 23, 1998 | Atapco | Nueces | Thompson, J. A. #19 | 5,614 | 35500791 |
| 479697 | Oct 21, 1998 | Oct 21, 1998 | Atapco | Goliad | Gruetzmacher #2 | 14,804 | 17532762 |
| 479248 | Sep 10, 1998 | Sep 10, 1998 | Atapco | Nueces | Thompson Unit #34 | 7,100 | 35532592 |
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/35633, documented in the API reference.