COUNTIES · TEXAS GULF COAST · DISTRICT 04 · CODE 007
Aransas County
Aransas County has had no new drilling permits in the past 90 days; the most recent permit on record was issued April 29, 2026.
Hilcorp Energy Company leads with 4 permits in the past 12 months, the only operator active in the county.
Median permitted depth over the past year is 11,000 ft (prior year: 12,000 ft); 0% of the past year's permits are horizontal.
The county has 6 active disposal and injection permits, with 205K barrels injected in the 12 months reported through June 2025.
767 drilling permits have been issued in Aransas County since 1977.
767 permits on file since 1977 · last issued Apr 29, 2026
Watch Aransas CountyAlso: every Aransas County well in the statewide list, searchable → · a year of permits on the map →
- 0
- permits issued, 90d
- —
- vs prior 90d (0)
- 0
- operators filing
- —
- horizontal
- —
- avg permitted depth, ft
- 176
- operators, all time
WINDOWS ON THE RRC ISSUE DATE · COMPUTED OCT 29, 2026 · WHY ISSUE AND SEEN DATES DIFFER
Permits issued by month
LAST 15 MONTHS · BY ISSUE DATE
Last 12 months 17
Top operators, last 12 months
By permits issued. Wells are the operator’s current inventory here from the RRC wellbore file.
| Operator | Permits | Wells |
|---|---|---|
| Hilcorp Energy Company | 4 | 18 |
New entrants, last 12 months
Operators whose first permit in Aransas County came in the last year. None.
Formations in completed wells
RRC WELLBORE FILE · ≥10 WELLS
Tops reported on completion filings for wells in Aransas County. A well counts for every formation it reports, so this reads as the county's stratigraphic column. About tops →
| Formation | Wells | Permitted last 3 yrs | Median top, ft | P10–P90 |
|---|---|---|---|---|
| Frio | 98 | 2 | 7,622 | 6,422–9,806 |
| Miocene (undifferentiated) | 50 | 1 | 5,289 | 2,725–6,087 |
| Catahoula | 20 | 1 | 6,096 | 4,568–6,500 |
| Anahuac | 16 | 0 | 6,424 | 6,020–6,862 |
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Disposal and injection
- 6
- active UIC permits of 29
- 18.5K
- permitted bbl/day, active
- 205K
- bbl injected, last 12 reported months
- Jun 2025
- reported through
Every active well, operator, and daily reporter in Aransas County →
Permitted volume is a ceiling, not throughput. How to read it →
TexNet catalog via USGS
Seismicity, last 2 years
- 0
- M2+ events in the area
- —
- largest
Monthly counts, magnitudes, and every recent event in the area →
Events are not tagged with a county; this counts M2+ events inside the bounding box of the county’s located permits, padded 0.1°. About TexNet →
Latest permits
NEWEST FIRST BY ISSUE DATE
| Permit | Seen | Issued | Operator | Lease / well | Depth | API |
|---|---|---|---|---|---|---|
| 914728 | Apr 29, 2026 | Apr 29, 2026 | Hilcorp Energy Company | State Tract 356 #2 | 11,000 | 00730939 |
| 914728 | Apr 29, 2026 | Apr 29, 2026 | Hilcorp Energy Company | State Tract 356 #2 | 11,000 | 00730939 |
| 914727 | Apr 20, 2026 | Apr 20, 2026 | Hilcorp Energy Company | St Charles Co #122 | 11,000 | 00730938 |
| 914709 | Apr 17, 2026 | Apr 17, 2026 | Hilcorp Energy Company | St. Charles Co. #121 | 11,000 | 00730937 |
| 908805 | Jul 2, 2025 | Jul 2, 2025 | Hilcorp Energy Company | St Charles Co. #71 | 12,000 | 00730732 |
| 900093 | Jun 3, 2024 | Jun 3, 2024 | Hilcorp Energy Company | St. Charles Co #120 | 11,000 | 00730935 |
| 899950 | May 30, 2024 | May 30, 2024 | Hilcorp Energy Company | St. Charles Co. #119 | 11,000 | 00730934 |
| 898620 | Apr 12, 2024 | Apr 12, 2024 | Hilcorp Energy Company | St. Charles Co #1 | 8,311 | 00700045 |
| 879611 | May 9, 2022 | May 9, 2022 | Hilcorp Energy Company | St. Charles Co. #116 | 12,500 | 00730933 |
| 879609 | May 5, 2022 | May 5, 2022 | Hilcorp Energy Company | St. Charles Co #117 | 13,500 | 00730932 |
About this data
Drilling permits from the RRC OGA049M master and daily daf420 files, rebuilt nightly into per-county figures; windows are on the date issued. Disposal from UIC permits and H-10 reports at the last settled month; earthquakes from the TexNet catalog inside the county's located-permit footprint.
Developers: this page as JSON is GET /v1/data/counties/tx/aransas?days=90, documented in the API reference.