OPERATORS · TEXAS · P-5 NUMBER 871101
Tristar Exploration, Inc
- P-5 status
- Delinquent (D)
- P-5 last filed
- Aug 5, 2010
- Based in
- Pflugerville, TX
Tristar Exploration, Inc has filed no drilling permits in the past 12 months; its most recent permit was issued June 5, 2008.
The RRC wellbore file lists 19 wells under its operatorship.
32 drilling permits have been issued to this operator number since 1978; its P-5 organization report was last filed August 5, 2010.
- 0
- permits, last 12 months
- —
- vs prior 12 months (0)
- 0
- counties, 12 months
- 0
- producing wells, of 19 of record
- 21
- leases it reports
- —
- horizontal, 12 months
WINDOWS ON THE RRC ISSUE DATE · COMPUTED NOV 9, 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.
- 72%
- spud rate · 23 of 32 mature permits
- 10
- median days permit to spud · middle half 2–52
- 0
- spuds, last 180 days
- 0%
- canceled · 0 permits
- 9
- expired undrilled
- 1
- permits a year over 30 active years
Permits issued by month
LAST 60 MONTHS · BY ISSUE DATE
Last 12 months 0 · prior 12 0
Counties
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 |
|---|---|---|---|---|
| Taylor county → | — | 11 | 1 | Oct 4, 2007 |
| Caldwell county → | — | 4 | 0 | Nov 12, 2007 |
| Goliad county → | — | 4 | 1 | Jun 5, 2008 |
| Jones county → | — | 3 | 0 | Dec 14, 2000 |
| Galveston county → | — | 2 | 1 | Feb 6, 2004 |
| Leon county → | — | 2 | 0 | Oct 17, 2006 |
| Stonewall county → | — | 2 | 3 | Jul 11, 2001 |
| Brazoria county → | — | 1 | 3 | Jan 28, 2002 |
| Brooks county → | — | 1 | 5 | Mar 14, 2001 |
| Crockett county → | — | 1 | 2 | Apr 4, 2003 |
| Parker county → | — | 1 | 0 | Jun 27, 2001 |
All 32 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 |
|---|---|---|
| Frio | 3 | 0 |
| Buda | 2 | 0 |
| Coleman Junction | 2 | 0 |
| Gunsight | 2 | 0 |
| Ellenburger | 2 | 0 |
| Pettit | 2 | 0 |
| Travis Peak | 2 | 0 |
| Yegua | 2 | 0 |
| Vicksburg | 1 | 0 |
| Austin Chalk | 1 | 0 |
| Woodbine | 1 | 0 |
| San Andres | 1 | 0 |
| Rodessa | 1 | 0 |
| Queen | 1 | 0 |
| Miocene (undifferentiated) | 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
- 92K
- bbl oil since reporting began
No lease production reported under this operator number in the last ten years.
Beyond the permit record
RRC wellbore file
Wells of record
How it got them
Each count opens the wells it counts. Acquired means the well's permit names a different operator than the schedule does today; wells it permitted that others now run are in its permit history, marked with who runs them now. Transfers and operator numbers →
RRC UIC permits · H-10 reported volumes
Disposal and injection
- 0
- permitted bbl/day, active
- 0
- bbl injected, last 12 reported months
- Jun 2025
- reported through
By county
| Stonewall | 0 active | 0 bbl/d |
All 1 permits, with volumes → · On the map →
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 | 18 |
| Recompletion | 0 | 0 | 8 |
| Reenter | 0 | 0 | 6 |
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 |
|---|---|---|
| Peacock (Ellenburger)69907666 | 3 | 0 |
| Rachal (3700)74120434 | 3 | 0 |
| Wildcat16001 | 3 | 0 |
| Orange Grove (3490)67506540 | 1 | 0 |
| Barbasal (Pennsylvanian)5608800 | 1 | 0 |
| Rachal (4750)74120806 | 1 | 0 |
| Rowan N. (Frio Upper 9600)78615332 | 1 | 0 |
| Rowan South (10 500)78618950 | 1 | 0 |
| Sarah White (10900)81037880 | 1 | 0 |
| Weesatche W. (Jackson Sd.)95853205 | 1 | 0 |
| Rachal (4300)74120620 | 1 | 0 |
| Chenango (8700)17418600 | 1 | 0 |
P-5 organization report
As registered with the RRC. About the P-5 →
- Registration
- Status Delinquent (D)
- Last filed Aug 5, 2010
- Gas operator
- Address
- 1616 FM 685 NO 105 196
- Pflugerville, TX 78660
- (512) 670-9210
- Officers and agents
- Baker, Roland R. · Texas Resident Agent
- Alff, Andrew A. · President/Treasurer
- Buck, William · Vice President/Secretary
Latest permits
NEWEST FIRST BY ISSUE DATE · FILED OR ON WELLS IT NOW OPERATES
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 by the operator that filed them, through the statewide reported-through month; disposal from UIC permits and H-10 reports. Oil includes condensate from gas leases and gas includes casinghead gas from oil leases, as the RRC totals them. Summary figures are rebuilt nightly. Nothing is estimated.
Developers: this page as JSON is GET /v1/data/operators/tx/871101, documented in the API reference.