OPERATORS · TEXAS · P-5 NUMBER 269028
First Rock, Inc.
- P-5 status
- Active (A)
- P-5 last filed
- Apr 6, 2026
- Based in
- Corpus Christ, TX
First Rock, Inc. has filed no drilling permits in the past 12 months; its most recent permit was issued December 27, 2022.
The RRC wellbore file lists 54 wells under its operatorship (5 producing, 2 shut in).
Lease reports credit it with 16.5K barrels of oil and 85.2K mcf of gas in the 12 months reported through April 2026, down 63% on the year before.
It holds 1 active disposal or injection permit.
68 drilling permits have been issued to this operator number since 1997; its P-5 organization report was last filed April 6, 2026.
- 0
- permits, last 12 months
- —
- vs prior 12 months (0)
- 0
- counties, 12 months
- 5
- producing wells, of 54 of record
- 67
- leases it reports
- —
- horizontal, 12 months
WINDOWS ON THE RRC ISSUE DATE · COMPUTED NOV 5, 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.
- 78%
- spud rate · 53 of 68 mature permits
- 12
- median days permit to spud · middle half 4–36
- 0
- spuds, last 180 days
- 0%
- canceled · 0 permits
- 15
- expired undrilled
- 3
- permits a year over 26 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 |
|---|---|---|---|---|
| Wilson county → | — | 37 | 21 | Dec 27, 2022 |
| Frio county → | — | 12 | 14 | Jan 24, 2008 |
| Live Oak county → | — | 6 | 2 | Apr 24, 2003 |
| Gonzales county → | — | 3 | 2 | Dec 28, 2021 |
| LA Salle county → | — | 3 | 1 | Dec 9, 2013 |
| Duval county → | — | 2 | 1 | Dec 20, 2021 |
| Karnes county → | — | 2 | 1 | Aug 10, 2000 |
| Dimmit county → | — | 1 | 2 | May 1, 1998 |
| McMullen county → | — | 1 | 6 | May 8, 2014 |
| Zavala county → | — | 1 | 2 | Jul 12, 2016 |
All 68 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 |
|---|---|---|
| Austin Chalk | 9 | 0 |
| Buda | 6 | 0 |
| Eagle Ford | 5 | 0 |
| Anacacho | 3 | 0 |
| Olmos | 3 | 0 |
| Escondido | 3 | 0 |
| Edwards | 3 | 0 |
| Navarro | 2 | 0 |
| Midway | 2 | 0 |
| Georgetown | 2 | 0 |
| Wilcox | 2 | 0 |
| Yegua | 2 | 0 |
| Carrizo | 1 | 0 |
| Reklaw | 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 →
- 16.5K
- bbl oil, last 12 reported months
- -63%
- vs the 12 months before
- 85.2K
- mcf gas incl. casinghead, last 12
- 1.17M
- bbl oil since reporting began
Last 12 months 16,492 · prior 12 44,914(-63%)
First Rock, Inc.: Oil by month.
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
- 25K
- permitted bbl/day, active
- 0
- bbl injected, last 12 reported months
- Jun 2025
- reported through
All 3 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 |
|---|---|---|---|
| Recompletion | 0 | 0 | 51 |
| Drill | 0 | 0 | 12 |
| Reenter | 0 | 0 | 4 |
| Field transfer | 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 |
|---|---|---|
| Pearsall (Austin Chalk)69981125 | 16 | 0 |
| Marcelina Creek (Buda)57367550 | 12 | 0 |
| A.W.P. (Olmos)256500 | 6 | 5 |
| Marcelina Creek (Austin Chalk)57367500 | 3 | 0 |
| McClain (Buda)58988500 | 2 | 0 |
| Sutil (Buda)87390500 | 2 | 0 |
| Indio Tanks (Pearsall)44510500 | 1 | 0 |
| Mag (Austin Chalk)56653200 | 1 | 0 |
| Del Monte24040001 | 1 | 0 |
| Cheapside NW. (Austin Chalk)17358500 | 1 | 0 |
| Person (Edwards)70778250 | 1 | 0 |
| Poth East (Austin Chalk)72623115 | 1 | 0 |
P-5 organization report
As registered with the RRC. About the P-5 →
- Registration
- Status Active (A)
- Last filed Apr 6, 2026
- CSGD/PG/PUROil operator
- Address
- 710 Buffalo Street, Suite 402
- Corpus Christ, TX 78401
- (361) 884-0791
- Officers and agents
- Robertson, Roland Gregory · Texas Resident Agent
- Robertson, Roland Gregory · President,secretary
- Robertson, Marsha Lynn · Secretary,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 |
|---|---|---|---|---|---|---|---|
| 886594 | Dec 27, 2022 | Dec 27, 2022 | First Rock, Inc. | Wilson | A.D.D. Corporation #5 | 8,700 | 49332749 |
| 875383 | Dec 28, 2021 | Dec 28, 2021 | First Rock, Inc. | Gonzales | Muenzler Unit #1HH | 6,800 | 17730881 |
| 875208 | Dec 20, 2021 | Dec 20, 2021 | First Rock, Inc. | Duval | Crews #2S | 3,550 | 13139661 |
| 869700 | May 17, 2021 | May 17, 2021 | First Rock, Inc. | Duval | Crews #1S | 3,800 | 13139650 |
| 862053 | Mar 9, 2020 | Mar 9, 2020 | First Rock, Inc. | Gonzales | Schauer #1HH | 7,000 | 17731568 |
| 854488 | Jul 8, 2019 | Jul 8, 2019 | First Rock, Inc. | Wilson | LVF Schiffers #2H | 7,500 | 49331937 |
| 845159 | Oct 4, 2018 | Oct 4, 2018 | First Rock, Inc. | Wilson | Thoms #1 | 7,846 | 49332183 |
| 845052 | Oct 1, 2018 | Oct 1, 2018 | First Rock, Inc. | Wilson | Schiffers #6H | 7,500 | 49332471 |
| 816314 | Jul 12, 2016 | Jul 12, 2016 | First Rock, Inc. | Zavala | Matthews #1HH | 8,750 | 50733039 |
| 807446 | Jul 14, 2015 | Jul 14, 2015 | Clearly Petroleum, LLC | McMullen | Gentry Ranch #6 | 13,000 | 31136545 |
| 807445 | Jul 6, 2015 | Jul 6, 2015 | Clearly Petroleum, LLC | McMullen | Gentry Ranch #5 | 13,000 | 31136534 |
| 805628 | Apr 22, 2015 | Apr 22, 2015 | First Rock, Inc. | Wilson | Jarzombek Unit #1HH | 7,500 | 49330760 |
| 798328 | Oct 28, 2014 | Oct 28, 2014 | Wapiti Operating, LLC | McMullen | Gentry Ranch #4 | 13,000 | 31136313 |
| 798328 | Oct 28, 2014 | Oct 28, 2014 | Wapiti Operating, LLC | McMullen | Gentry Ranch #4 | 13,000 | 31136313 |
| 798328 | Oct 28, 2014 | Oct 28, 2014 | Clearly Petroleum, LLC | McMullen | Gentry Ranch #4 | 13,000 | 31136313 |
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. Summary figures are rebuilt nightly. Nothing is estimated.
Developers: this page as JSON is GET /v1/data/operators/tx/269028, documented in the API reference.