COUNTIES · EAGLE FORD SHALE · DISTRICT 01 · CODE 013
Atascosa County
Atascosa County permitting is running 9.0 permits a month over the trailing 90 days (27 total, down 36% on the prior quarter).
EOG Resources, Inc. leads with 44 permits in the past 12 months, one of 7 operators active in the county.
One operator filed a first Atascosa County permit in the past year.
Median permitted depth over the past year is 11,000 ft (prior year: 10,500 ft); 100% of the past year's permits are horizontal.
The county has 85 active disposal and injection permits, with 31.9M barrels injected in the 12 months reported through June 2025.
TexNet located 156 earthquakes of magnitude 2 or more in the county's permit footprint over the past two years, the largest M3.8.
6,428 drilling permits have been issued in Atascosa County since 1977.
6,428 permits on file since 1977 · last issued Oct 19, 2026
Watch Atascosa CountyAlso: every Atascosa County well in the statewide list, searchable → · a year of permits on the map →
- 27
- permits issued, 90d
- -36%
- vs prior 90d (42)
- 4
- operators filing
- 100%
- horizontal
- 10,978
- avg permitted depth, ft
- 661
- operators, all time
WINDOWS ON THE RRC ISSUE DATE · COMPUTED OCT 29, 2026 · WHY ISSUE AND SEEN DATES DIFFER
Permits issued by month
LAST 100 MONTHS · BY ISSUE DATE
Last 12 months 91 · prior 12 84(+8%)
Top operators, last 12 months
By permits issued. Wells are the operator’s current inventory here from the RRC wellbore file.
| Operator | Permits | Wells |
|---|---|---|
| EOG Resources, Inc. | 44 | 449 |
| Javelin Energy Partners Mgmt LLC | 9 | 184 |
| Marathon Oil EF LLC | 8 | 483 |
| Trailblazer Energy Resources,llc | 8 | 88 |
| Pillar Efs, LLC | 2 | 2 |
| Alvarado 2014 LLC | 1 | 5 |
| Field Petroleum Corp. | 1 | 4 |
New entrants, last 12 months
Operators whose first permit in Atascosa County came in the last year. 1 in total.
- Trailblazer Energy Resources,llc8 permitsJul 21, 2026 · active elsewhere first
Formations in completed wells
RRC WELLBORE FILE · ≥10 WELLS
Tops reported on completion filings for wells in Atascosa County. A well counts for every formation it reports, so this reads as the county's stratigraphic column. About tops →
In Atascosa County the Midway is reported in 125 wells, median top 5,423 ft, highlighted below. Back to the formation →
| Formation | Wells | Permitted last 3 yrs | Median top, ft | P10–P90 |
|---|---|---|---|---|
| Olmos | 1,924 | 95 | 5,662 | 1,451–8,754 |
| Austin Chalk | 1,548 | 125 | 9,468 | 7,279–10,846 |
| Anacacho | 1,423 | 120 | 9,178 | 7,046–10,628 |
| Wilcox | 1,279 | 105 | 3,544 | 600–5,352 |
| Carrizo | 1,127 | 105 | 2,990 | 1,580–4,029 |
| Queen City | 981 | 96 | 1,600 | 830–2,890 |
| Reklaw | 956 | 98 | 2,504 | 1,815–3,435 |
| Navarro | 953 | 75 | 6,083 | 3,600–8,445 |
| Escondido | 921 | 80 | 5,517 | 1,320–7,620 |
| Bartosh | 662 | 21 | 3,622 | 3,014–4,951 |
| Eagle Ford | 577 | 6 | 9,744 | 7,690–10,966 |
| Buda | 174 | 0 | 7,380 | 5,604–10,302 |
| Edwards | 167 | 0 | 7,582 | 7,080–10,596 |
| Midway | 125 | 2 | 5,423 | 3,550–7,158 |
| Georgetown | 89 | 0 | 7,504 | 6,832–10,460 |
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Disposal and injection
- 85
- active UIC permits of 532
- 522K
- permitted bbl/day, active
- 31.9M
- bbl injected, last 12 reported months
- Jun 2025
- reported through
Every active well, operator, and daily reporter in Atascosa County →
Permitted volume is a ceiling, not throughput. How to read it →
TexNet catalog via USGS
Seismicity, last 2 years
- 156
- M2+ events in the area
- M3.8
- 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 |
|---|---|---|---|---|---|---|
| 919336 | Oct 21, 2026 | Oct 19, 2026 | Field Petroleum Corp. | Harlan #1HH | 12,000 | 01336319 |
| 918739 | Sep 25, 2026 | Sep 23, 2026 | EOG Resources, Inc. | LBJ D #4HH | 11,000 | 01336318 |
| 918738 | Sep 25, 2026 | Sep 23, 2026 | EOG Resources, Inc. | LBJ C #3HH | 11,000 | 01336317 |
| 918737 | Sep 25, 2026 | Sep 23, 2026 | EOG Resources, Inc. | LBJ B #2HH | 11,000 | 01336316 |
| 918736 | Sep 25, 2026 | Sep 23, 2026 | EOG Resources, Inc. | LBJ A #1HH | 11,000 | 01336315 |
| 918735 | Sep 23, 2026 | Sep 21, 2026 | EOG Resources, Inc. | Travis D #4HH | 11,000 | 01336314 |
| 918734 | Sep 23, 2026 | Sep 21, 2026 | EOG Resources, Inc. | Travis C #3HH | 11,000 | 01336313 |
| 918733 | Sep 23, 2026 | Sep 21, 2026 | EOG Resources, Inc. | Travis B #2HH | 11,000 | 01336312 |
| 918731 | Sep 23, 2026 | Sep 21, 2026 | EOG Resources, Inc. | Travis A #1HH | 11,000 | 01336311 |
| 918192 | Sep 3, 2026 | Sep 1, 2026 | EOG Resources, Inc. | Leviathan F #6HH | 11,000 | 01336310 |
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/atascosa?days=90, documented in the API reference.