OPERATORS · RRC 386310 · P-5 STATUS Y
Hilcorp Engy Co
Houston, TX · most active in Freestone County
Watch this operatorHilcorp Engy CO was issued 83 drilling permits in the past 12 months, up 80% on the prior year, across 16 counties led by Freestone with 27. 10% were horizontal.
21 were issued in the past 90 days, up 5% on the prior quarter.
The RRC wellbore file lists 20,779 wells under its operatorship (7,856 producing, 2,716 shut in).
Lease reports credit it with 10.6M barrels of oil and 140M mcf of gas in the 12 months reported through April 2026, up 163% on the year before.
It holds 3,499 active disposal or injection permits, injecting 272M barrels in the 12 months reported through June 2025.
3,452 drilling permits have been issued to this operator number since 1989; its P-5 organization report was last filed March 26, 2026.
- 83
- permits, last 12 months
- +80%
- vs prior 12 months (46)
- 16
- counties, 12 months
- 7.86K
- producing wells, of 20.8K of record
- 12.7K
- leases it reports
- 10%
- 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.
- 67%
- spud rate · 2,286 of 3,411 mature permits
- 41
- median days permit to spud · middle half 14–140
- 1
- spuds, last 180 days
- 0%
- cancelled · 1 permits
- 1,164
- expired undrilled
- 91
- permits a year over 38 active years
Permits issued by month
LAST 56 MONTHS · BY ISSUE DATE
Last 12 months 84 · prior 12 44(+91%)
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 |
|---|---|---|---|---|
| Freestone county → | 27 | 53 | 1,151 | Oct 20, 2026 |
| Leon county → | 13 | 14 | 127 | Oct 8, 2026 |
| Limestone county → | 7 | 9 | 489 | Oct 1, 2026 |
| Refugio county → | 5 | 1,915 | 758 | Sep 25, 2026 |
| Andrews county → | 5 | 5 | 3,964 | Aug 21, 2026 |
| Aransas county → | 4 | 28 | 18 | Apr 29, 2026 |
| Lavaca county → | 4 | 16 | 11 | Oct 20, 2026 |
| Gaines county → | 4 | 4 | 997 | Jun 17, 2026 |
| Winkler county → | 4 | 4 | 578 | Apr 13, 2026 |
| Jackson county → | 3 | 557 | 672 | Oct 16, 2026 |
| Yoakum county → | 2 | 2 | 1,464 | Jul 20, 2026 |
| Galveston county → | 1 | 31 | 48 | Nov 19, 2025 |
| Robertson county → | 1 | 4 | 439 | Aug 10, 2026 |
| Crane county → | 1 | 1 | 244 | Sep 25, 2026 |
| Hockley county → | 1 | 1 | 1,599 | Apr 24, 2026 |
| Terry county → | 1 | 1 | 146 | Apr 22, 2026 |
| Brazoria county → | — | 159 | 95 | Aug 20, 2025 |
| Karnes county → | — | 77 | 0 | Nov 4, 2011 |
| Zapata county → | — | 69 | 2,027 | Sep 17, 2025 |
| Webb county → | — | 57 | 1,328 | Jun 1, 2022 |
| Duval county → | — | 52 | 481 | Jul 26, 2019 |
| Jefferson county → | — | 38 | 137 | Jul 27, 2020 |
| Atascosa county → | — | 37 | 0 | Nov 1, 2011 |
| Brooks county → | — | 35 | 61 | Jun 6, 2023 |
| Colorado county → | — | 32 | 21 | Nov 19, 2019 |
| Matagorda county → | — | 28 | 36 | Oct 21, 2024 |
| Gonzales county → | — | 26 | 1 | Nov 1, 2011 |
| Starr county → | — | 26 | 201 | Jun 5, 2020 |
| Wharton county → | — | 24 | 95 | Apr 15, 2020 |
| Orange county → | — | 23 | 33 | Apr 13, 2021 |
| Waller county → | — | 23 | 48 | Apr 25, 2022 |
| Hidalgo county → | — | 20 | 257 | Feb 1, 2022 |
| Chambers county → | — | 12 | 14 | Jun 24, 2020 |
| Fort Bend county → | — | 10 | 57 | Apr 18, 2019 |
| Newton county → | — | 8 | 20 | Sep 5, 2018 |
| Edwards county → | — | 7 | 86 | May 27, 2011 |
| Hardin county → | — | 7 | 7 | Jun 22, 2011 |
| Jim Hogg county → | — | 6 | 6 | Apr 7, 2016 |
| Goliad county → | — | 5 | 40 | Dec 13, 2016 |
| DE Witt county → | — | 4 | 0 | Oct 24, 2011 |
| Austin county → | — | 3 | 0 | Apr 22, 1997 |
| Kent county → | — | 3 | 0 | Sep 3, 2003 |
| Live Oak county → | — | 3 | 11 | Nov 18, 2011 |
| Harris county → | — | 2 | 0 | Feb 18, 2016 |
| Kenedy county → | — | 2 | 43 | Apr 19, 2022 |
| Victoria county → | — | 2 | 10 | Dec 1, 2015 |
| Jim Wells county → | — | 1 | 1 | Jan 12, 2015 |
| Kleberg county → | — | 1 | 4 | Apr 26, 2014 |
| LA Salle county → | — | 1 | 0 | Mar 3, 2003 |
| Liberty county → | — | 1 | 4 | Mar 18, 2013 |
| Nueces county → | — | 1 | 0 | Dec 7, 2010 |
| Polk county → | — | 1 | 1 | Aug 9, 2000 |
| San Jacinto county → | — | 1 | 13 | Aug 31, 2020 |
All 3,452 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 | 579 | 37 |
| Catahoula | 553 | 33 |
| Oakville | 174 | 9 |
| Anahuac | 165 | 9 |
| Lagarto | 165 | 8 |
| Yegua | 99 | 2 |
| Eagle Ford | 98 | 0 |
| Wilcox | 98 | 3 |
| Greta | 86 | 8 |
| Austin Chalk | 76 | 0 |
| Anacacho | 73 | 0 |
| Queen City | 69 | 0 |
| Jackson | 68 | 0 |
| Miocene (undifferentiated) | 67 | 4 |
| Cook Mountain | 55 | 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 →
- 10.6M
- bbl oil, last 12 reported months
- +163%
- vs the 12 months before
- 140M
- mcf gas incl. casinghead, last 12
- 75.7M
- bbl oil since reporting began
Gas, mcf
Last 12 months 140,456,025 · prior 12 133,277,795(+5%)
Oil, barrels
Last 12 months 10,609,150 · prior 12 4,029,458(+163%)
Beyond the permit record
RRC wellbore file
Wells of record
- 20,779
- on the schedule
- 7,856
- producing
- 2,716
- shut in
- 962
- injection
- 1,132
- temp. abandoned
- 4,780
- plugged
How it got them
- 923
- permitted itself
- 13,163
- acquired from others
- 240
- 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
- 3,499
- active UIC permits of 4,309
- 12.8M
- permitted bbl/day, active
- 272M
- bbl injected, last 12 reported months
- Jun 2025
- reported through
By county
| Andrews | 1,058 active | 3.2M bbl/d |
| Jackson | 121 active | 2.17M bbl/d |
| Refugio | 143 active | 1.5M bbl/d |
| Gaines | 408 active | 1.27M bbl/d |
| Hockley | 429 active | 1.2M bbl/d |
| Yoakum | 425 active | 958K bbl/d |
| Ector | 376 active | 818K bbl/d |
| Cochran | 293 active | 458K 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 |
|---|---|---|---|
| Recompletion | 70 | 39 | 2,482 |
| Drill | 14 | 3 | 931 |
| Reclass | 0 | 0 | 21 |
| Reenter | 0 | 0 | 16 |
| Field transfer | 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 |
|---|---|---|
| Fullerton33230001 | 1,416 | 312 |
| Levelland53411001 | 1,362 | 373 |
| Slaughter83991001 | 1,209 | 319 |
| Means60137001 | 1,196 | 298 |
| Wasson95397001 | 1,013 | 264 |
| Goldsmith35652001 | 740 | 46 |
| LA Perla (Lobo Cons.)50925015 | 486 | 374 |
| Teague (CV-Bossier Cons.)88576304 | 482 | 468 |
| Vaquillas Ranch (Lobo Cons.)93215400 | 478 | 362 |
| Robertson N. (Clear Fork 7100)77318666 | 413 | 110 |
| Shafter Lake (San Andres)82570500 | 411 | 48 |
| Bald Prairie (CV Consolidated)5189550 | 401 | 396 |
P-5 organization report
As registered with the RRC. About the P-5 →
- Registration
- Status code Y
- Last filed Mar 26, 2026
- CSGD/GCSGD/PG/PURCondensate gatheringGas gatheringOil gatheringGas operatorOil operator
- Address
- P O Box 61229
- Houston, TX 77208
- (713) 209-2411
- Officers and agents
- CT Corporation System · Texas Resident Agent
- Lalicker, Greg · President,ceor
- Brezina, Mike · Senior Vice President Human Reso
- Elkins, Colleen · Vice President,senior VP and Cfo
- Smith, Curtis D · Senior Vice President Land
- Jopling, Jillian · Senior Vice President Evpl
- Kerr, Spencer L · Senior Vice President, General C
- Saugier, Luke · Senior Vice President Evpl
- All 12 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 |
|---|---|---|---|---|---|---|---|
| 919640 | Nov 1, 2026 | Oct 30, 2026 | Hilcorp Energy Company | Hockley | Coons, W. A. #80 | 8,300 | 21937588 |
| 919176 | Oct 22, 2026 | Oct 20, 2026 | Hilcorp Energy Company | Lavaca | L. Kaskie Gas Unit #1 | 14,350 | 28532808 |
| 919433 | Oct 22, 2026 | Oct 20, 2026 | Hilcorp Energy Company | Freestone | Hugh D. Whitaker Gas Unit #1 | 9,900 | 16131145 |
| 919215 | Oct 18, 2026 | Oct 16, 2026 | Hilcorp Energy Company | Jackson | West Ranch (41-a/98-a Cons) Unit #2193 | 7,200 | 23933833 |
| 918568 | Oct 16, 2026 | Oct 14, 2026 | Occidental Permian EOR, LLC | Hockley | Frazier, W.G. #110W | 7,972 | 21932525 |
| 918569 | Oct 16, 2026 | Oct 14, 2026 | Occidental Permian EOR, LLC | Hockley | Frazier, W.G. #95 | 12,308 | 21931844 |
| 919172 | Oct 10, 2026 | Oct 8, 2026 | Hilcorp Energy Company | Leon | Samet Gas Unit #3 | 16,031 | 28931814 |
| 919012 | Oct 7, 2026 | Oct 5, 2026 | Hilcorp Energy Company | Freestone | Wettermark Gas Unit #8 | 11,091 | 16134503 |
| 918994 | Oct 3, 2026 | Oct 1, 2026 | Hilcorp Energy Company | Limestone | Platt Gas Unit No. 1 #4 | 11,950 | 29331691 |
| 918764 | Sep 27, 2026 | Sep 25, 2026 | Hilcorp Energy Company | Refugio | Heard, Fannie V.W. Mrs. #14 | 5,925 | 39100683 |
| 918855 | Sep 27, 2026 | Sep 25, 2026 | Hilcorp Energy Company | Crane | Block 31 Unit #K 3K | 9,150 | 10330773 |
| 918851 | Sep 26, 2026 | Sep 24, 2026 | Hilcorp Energy Company | Freestone | Hale Unit #4 | 13,100 | 16134295 |
| 918718 | Sep 24, 2026 | Sep 21, 2026 | Hilcorp Energy Company | Jackson | West Ranch A #2075 | 6,474 | 23933804 |
| 918708 | Sep 23, 2026 | Sep 21, 2026 | Hilcorp Energy Company | Jackson | West Ranch A #600 | 6,500 | 23933580 |
| 918775 | Sep 23, 2026 | Sep 21, 2026 | Hilcorp Energy Company | Freestone | Hale Unit #3 | 12,620 | 16133142 |
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/386310, documented in the API reference.