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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 County

Also: every Atascosa County well in the statewide list, searchable → · a year of permits on the map →

Window30 days90 days180 days365 days
69
permits issued, 180d
+1625%
vs prior 180d (4)
6
operators filing
100%
horizontal
11,588
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%)

020402017201820192020202120222023202420252026

Top operators, last 12 months

By permits issued. Wells are the operator’s current inventory here from the RRC wellbore file.

OperatorPermitsWells
EOG Resources, Inc.44449
Javelin Energy Partners Mgmt LLC9184
Marathon Oil EF LLC8483
Trailblazer Energy Resources,llc888
Pillar Efs, LLC22
Alvarado 2014 LLC15
Field Petroleum Corp.14

Full operator directory →

New entrants, last 12 months

Operators whose first permit in Atascosa County came in the last year. 1 in total.

Permit types, 180d

TypeWindowPriorAll time
Drill53186,012

What the types mean →

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 →

FormationWellsPermitted last 3 yrsMedian top, ftP10–P90
Olmos1,924955,6621,451–8,754
Austin Chalk1,5481259,4687,279–10,846
Anacacho1,4231209,1787,046–10,628
Wilcox1,2791053,544600–5,352
Carrizo1,1271052,9901,580–4,029
Queen City981961,600830–2,890
Reklaw956982,5041,815–3,435
Navarro953756,0833,600–8,445
Escondido921805,5171,320–7,620
Bartosh662213,6223,014–4,951
Eagle Ford57769,7447,690–10,966
Buda17407,3805,604–10,302
Edwards16707,5827,080–10,596
Midway12525,4233,550–7,158
Georgetown8907,5046,832–10,460

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

PermitSeenIssuedOperatorLease / wellDepthAPI
919336Oct 21, 2026Oct 19, 2026Field Petroleum Corp.Harlan #1HH12,00001336319
918739Sep 25, 2026Sep 23, 2026EOG Resources, Inc.LBJ D #4HH11,00001336318
918738Sep 25, 2026Sep 23, 2026EOG Resources, Inc.LBJ C #3HH11,00001336317
918737Sep 25, 2026Sep 23, 2026EOG Resources, Inc.LBJ B #2HH11,00001336316
918736Sep 25, 2026Sep 23, 2026EOG Resources, Inc.LBJ A #1HH11,00001336315
918735Sep 23, 2026Sep 21, 2026EOG Resources, Inc.Travis D #4HH11,00001336314
918734Sep 23, 2026Sep 21, 2026EOG Resources, Inc.Travis C #3HH11,00001336313
918733Sep 23, 2026Sep 21, 2026EOG Resources, Inc.Travis B #2HH11,00001336312
918731Sep 23, 2026Sep 21, 2026EOG Resources, Inc.Travis A #1HH11,00001336311
918192Sep 3, 2026Sep 1, 2026EOG Resources, Inc.Leviathan F #6HH11,00001336310

All Atascosa County permits →

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=180, documented in the API reference.