COUNTIES · EAGLE FORD SHALE · DISTRICT 01 · CODE 127
Dimmit County, Texas
Dimmit County permitting is running 17 permits a month over the trailing 90 days (50 total, up 32% on the prior quarter).
Javelin Energy Partners Mgmt LLC leads with 33 permits in the past 12 months, one of 16 operators active in the county.
5 operators filed a first Dimmit County permit in the past year.
Median permitted depth over the past year is 8,250 ft (prior year: 8,000 ft); 99% of the past year's permits are horizontal.
The county has 171 active disposal and injection permits, with 42.7M barrels injected in the 12 months reported through June 2025.
TexNet located 25 earthquakes of magnitude 2 or more in the county's permit footprint over the past two years, the largest M3.6.
9,895 drilling permits have been issued in Dimmit County since 1977.
9,895 permits on file since 1977 · last issued Oct 29, 2026
Watch Dimmit CountyAlso: every Dimmit County well in the statewide list, searchable → · a year of permits on the map →
- 50
- permits issued, 90d
- +32%
- vs prior 90d (38)
- 7
- operators filing
- 100%
- horizontal
- 7,745
- avg permitted depth, ft
- 520
- operators, all time
WINDOWS ON THE RRC ISSUE DATE · COMPUTED NOV 6, 2026 · WHY ISSUE AND SEEN DATES DIFFER
Permits issued by month
LAST 120 MONTHS · BY ISSUE DATE
Last 12 months 154 · prior 12 158(-3%)
Top operators, last 12 months
By permits issued. Wells are the operator’s current inventory here from the RRC wellbore file.
| Operator | Permits | Wells |
|---|---|---|
| Javelin Energy Partners Mgmt LLC | 33 | 1,691 |
| Jonah Energy LLC | 29 | 345 |
| Murphy Expl. & Prod. Co. - USA | 28 | 309 |
| Rosewood Resources, Inc. | 22 | 64 |
| Ineos USA Oil & Gas LLC | 11 | 748 |
| El Toro Resources LLC | 9 | 69 |
| Atlas Operating LLC | 7 | 371 |
| Verdun Oil & Gas LLC | 5 | 45 |
| Espada Energy, LLC | 4 | 16 |
| Magnolia Oil & Gas Operating LLC | 3 | 6 |
New entrants, last 12 months
Operators whose first permit in Dimmit County came in the last year. 5 in total.
- Jonah Energy LLC29 permitsJun 10, 2026 · active elsewhere first
- Espada Energy, LLC4 permitsApr 8, 2026 · new to Texas permits
- Magnolia Oil & Gas Operating LLC3 permitsJan 21, 2026 · active elsewhere first
- TBM Catarina, LLC2 permitsJun 15, 2026 · active elsewhere first
- Remora Operating, LLC2 permitsFeb 27, 2026 · new to Texas permits
Formations in completed wells
RRC WELLBORE FILE · ≥10 WELLS
Tops reported on completion filings for wells in Dimmit County. A well counts for every formation it reports, so this reads as the county's stratigraphic column. About tops →
In Dimmit County the Georgetown is reported in 85 wells, median top 6,700 ft, highlighted below. Back to the formation →
| Formation | Wells | Permitted last 3 yrs | Median top, ft | P10–P90 |
|---|---|---|---|---|
| Olmos | 4,416 | 233 | 4,142 | 2,205–5,046 |
| Eagle Ford | 4,058 | 169 | 7,182 | 6,138–7,870 |
| San Miguel | 3,995 | 164 | 5,150 | 2,875–6,022 |
| Austin Chalk | 3,453 | 207 | 6,544 | 5,256–7,308 |
| Escondido | 3,394 | 214 | 2,800 | 1,102–3,830 |
| Anacacho | 1,436 | 15 | 6,110 | 5,043–6,790 |
| Midway | 738 | 28 | 2,688 | 1,317–3,634 |
| Pecan Gap | 458 | 2 | 6,338 | 4,968–7,121 |
| Wilcox | 128 | 2 | 2,332 | 1,239–2,777 |
| Buda | 97 | 2 | 6,534 | 5,276–8,009 |
| Georgetown | 85 | 2 | 6,700 | 5,699–7,746 |
| Edwards | 46 | 1 | 7,480 | 6,194–8,720 |
| Del Rio | 41 | 0 | 5,939 | 5,270–7,534 |
| Carrizo | 39 | 0 | 948 | 300–1,470 |
| Glen Rose | 39 | 1 | 8,500 | 6,448–9,530 |
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Disposal and injection
- 171
- active UIC permits of 504
- 788K
- permitted bbl/day, active
- 42.7M
- bbl injected, last 12 reported months
- Jun 2025
- reported through
Every active well, operator, and daily reporter in Dimmit County →
Permitted volume is a ceiling, not throughput. How to read it →
TexNet catalog via USGS
Seismicity, last 2 years
- 25
- M2+ events in the area
- M3.6
- 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 |
|---|---|---|---|---|---|---|
| 919645 | Oct 31, 2026 | Oct 29, 2026 | Gulftex Energy, LLC | Ferguson-McKnight #D 4OXH | 10,000 | 12739259 |
| 919646 | Oct 31, 2026 | Oct 29, 2026 | Gulftex Energy, LLC | Ferguson-McKnight #C 3OXH | 10,000 | 12739260 |
| 919651 | Oct 31, 2026 | Oct 29, 2026 | Gulftex Energy, LLC | Ferguson-McKnight #B 2OXH | 10,000 | 12739261 |
| 919395 | Oct 23, 2026 | Oct 21, 2026 | Jonah Energy LLC | Dos A G #4106EHH | 7,500 | 12739258 |
| 919382 | Oct 23, 2026 | Oct 21, 2026 | Jonah Energy LLC | Dos A F #4104EHH | 7,500 | 12739257 |
| 919381 | Oct 23, 2026 | Oct 21, 2026 | Jonah Energy LLC | Dos A E #4102EHH | 7,500 | 12739256 |
| 919151 | Oct 11, 2026 | Oct 9, 2026 | Jonah Energy LLC | Dos A D #4208EHH | 7,500 | 12739255 |
| 919142 | Oct 11, 2026 | Oct 9, 2026 | Jonah Energy LLC | Dos A C #4206EHH | 7,500 | 12739254 |
| 919139 | Oct 11, 2026 | Oct 9, 2026 | Jonah Energy LLC | Dos A B #4204EHH | 7,500 | 12739253 |
| 919138 | Oct 11, 2026 | Oct 9, 2026 | Jonah Energy LLC | Dos A A #4202EHH | 7,500 | 12739252 |
Questions about Dimmit County
How many drilling permits were issued in Dimmit County in the last 12 months?
163 permits were issued in Dimmit County in the last 12 months, up 2% from 160 in the 12 months before. 99% were for horizontal wells. The most recent was issued Oct 29, 2026. 9,895 are on file since 1977.
Every Dimmit County permit →Who is the most active operator in Dimmit County?
By drilling permits filed in the last 12 months, Javelin Energy Partners Mgmt LLC is the most active operator in Dimmit County, with 33 of 163, followed by Jonah Energy LLC (29) and Murphy Expl. & Prod. Co. - USA (28). 7 operators filed permits here in the last 90 days.
Operators in Dimmit County →How many oil and gas wells are in Dimmit County?
8,818 wells are on file in Dimmit County: 4,471 active, 2,283 plugged, and 52 permitted and not yet drilled. 4,946 are horizontal, and 62 operators hold them.
Every well in Dimmit County →How much oil and gas does Dimmit County produce?
The Railroad Commission files oil and gas production by lease, not by well or by county. Each lease with wells in Dimmit County is listed with its reported production on the county's Leases tab.
Leases in Dimmit County →How much water is injected in Dimmit County?
42.7 million barrels of water were injected in Dimmit County in the 12 months through June 2025, reported on form H-10. 171 of the county's 504 disposal and injection permits are active.
Disposal and injection in Dimmit County →What formations are drilled in Dimmit County?
Completion filings for wells in Dimmit County report tops for 15 formations in at least ten wells each. The most reported are the Olmos (4,416 wells, median top 4,142 ft), the Eagle Ford (4,058 wells, median top 7,182 ft), and the San Miguel (3,995 wells, median top 5,150 ft).
Formations in Dimmit County →What basin is Dimmit County in?
Petrora lists Dimmit County in the Eagle Ford Shale. It is in the Railroad Commission's District 01.
The Eagle Ford Shale →Have there been earthquakes in Dimmit County?
TexNet located 25 earthquakes of magnitude 2 or more in the area of Dimmit County's permitted wells in the last 2 years; the largest was M3.6.
Earthquakes in Dimmit County →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/dimmit?days=90, documented in the API reference.