COUNTIES · TEXAS GULF COAST · DISTRICT 04 · CODE 131
Duval County
Duval County permitting is running 0.7 permits a month over the trailing 90 days (2 total, versus 3 in the prior quarter).
KD Energy, LLC leads with 3 permits in the past 12 months, one of 7 operators active in the county.
One operator filed a first Duval County permit in the past year.
Median permitted depth over the past year is 3,475 ft (prior year: 6,258 ft); 0% of the past year's permits are horizontal.
The county has 171 active disposal and injection permits, with 27.1M barrels injected in the 12 months reported through June 2025.
9,642 drilling permits have been issued in Duval County since 1977.
9,642 permits on file since 1977 · last issued Oct 20, 2026
Watch Duval CountyAlso: every Duval County well in the statewide list, searchable → · a year of permits on the map →
- 2
- permits issued, 90d
- -33%
- vs prior 90d (3)
- 2
- operators filing
- 0%
- horizontal
- 4,138
- avg permitted depth, ft
- 961
- operators, all time
WINDOWS ON THE RRC ISSUE DATE · COMPUTED OCT 29, 2026 · WHY ISSUE AND SEEN DATES DIFFER
Permits issued by month
LAST 71 MONTHS · BY ISSUE DATE
Last 12 months 20 · prior 12 23(-13%)
Top operators, last 12 months
By permits issued. Wells are the operator’s current inventory here from the RRC wellbore file.
New entrants, last 12 months
Operators whose first permit in Duval County came in the last year. 1 in total.
- Magnetar Operating LLC1 permitDec 31, 2025 · active elsewhere first
Permit types, 90d
| Type | Window | Prior | All time |
|---|---|---|---|
| Drill | 1 | 2 | 7,899 |
| Reclass | 1 | 0 | 4 |
| Recompletion | 0 | 1 | 1,380 |
Formations in completed wells
RRC WELLBORE FILE · ≥10 WELLS
Tops reported on completion filings for wells in Duval 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 |
|---|---|---|---|---|
| Yegua | 453 | 2 | 4,150 | 2,642–6,939 |
| Wilcox | 384 | 1 | 7,984 | 6,950–10,348 |
| Queen City | 381 | 2 | 5,720 | 5,015–6,924 |
| Jackson | 319 | 5 | 2,180 | 1,298–5,103 |
| Frio | 248 | 1 | 1,870 | 726–3,269 |
| Catahoula | 102 | 1 | 1,175 | 429–3,452 |
| Miocene (undifferentiated) | 80 | 0 | 1,000 | 440–2,506 |
| Vicksburg | 67 | 0 | 3,905 | 1,500–5,809 |
| Cook Mountain | 62 | 0 | 4,810 | 4,450–5,099 |
| Sparta | 17 | 0 | 3,398 | 3,072–5,373 |
| Oakville | 16 | 0 | 565 | 176–1,370 |
| Carrizo | 11 | 0 | 8,970 | 7,715–9,540 |
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Disposal and injection
- 171
- active UIC permits of 1,342
- 682K
- permitted bbl/day, active
- 27.1M
- bbl injected, last 12 reported months
- Jun 2025
- reported through
Every active well, operator, and daily reporter in Duval 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 |
|---|---|---|---|---|---|---|
| 919386 | Oct 22, 2026 | Oct 20, 2026 | Hurd Enterprises, Ltd. | Southard #1 | 3,500 | 13139704 |
| 917853 | Aug 27, 2026 | Aug 25, 2026 | Texas Southern Petroleum Corp. | Alma 1560 #1 | 4,775 | 13139231 |
| 916615 | Jun 29, 2026 | Jun 29, 2026 | Cimarron Engineering, LLC | Lopez Unit #1 | 3,600 | 13139702 |
| 916672 | Jun 26, 2026 | Jun 26, 2026 | Safari Production Company, Inc. | Mobil Fee #5 | 16,300 | 13138234 |
| 916616 | Jun 24, 2026 | Jun 24, 2026 | Cimarron Engineering, LLC | Blackhawk #1 | 3,450 | 13139703 |
| 913320 | Mar 16, 2026 | Mar 16, 2026 | KD Energy, LLC | Kohler, V. -A- #231 | 2,000 | 13139701 |
| 913319 | Mar 6, 2026 | Mar 6, 2026 | KD Energy, LLC | Kohler, V. -A- #230 | 2,000 | 13139700 |
| 913318 | Mar 6, 2026 | Mar 6, 2026 | KD Energy, LLC | Kohler, V. -A- #229 | 2,000 | 13139699 |
| 912491 | Dec 31, 2025 | Dec 31, 2025 | Magnetar Operating LLC | Conquistador #1 | 14,700 | 13139697 |
| 911734 | Nov 17, 2025 | Nov 17, 2025 | Aurora Resources Corporation | Halh, C.W., Etal #2 D | 3,000 | 13139696 |
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/duval?days=90, documented in the API reference.