COUNTIES · PERMIAN BASIN · DISTRICT 08 · CODE 329
Midland County, Texas
Midland County permitting is running 49 permits a month over the trailing 90 days (147 total, down 14% on the prior quarter). 5 were issued in the past week.
Diamondback E&P LLC leads with 220 permits in the past 12 months, one of 22 operators active in the county.
3 operators filed a first Midland County permit in the past year.
Median permitted depth over the past year is 10,961 ft (prior year: 10,500 ft); 96% of the past year's permits are horizontal.
The county has 307 active disposal and injection permits, with 399M barrels injected in the 12 months reported through June 2025.
211 earthquakes of magnitude 2 or more were located in the county's permit footprint over the past two years, the largest M3.6.
19,026 drilling permits have been issued in Midland County since 1977.
19,026 permits on file since 1977 · last issued Nov 5, 2026
Watch Midland CountyAlso: every Midland County well in the statewide list, searchable → · a year of permits on the map →
- 147
- permits issued, 90d
- -14%
- vs prior 90d (171)
- 9
- operators filing
- 93%
- horizontal
- 10,761
- avg permitted depth, ft
- 439
- operators, all time
WINDOWS ON THE RRC ISSUE DATE · COMPUTED NOV 8, 2026 · WHY ISSUE AND SEEN DATES DIFFER
Permits issued by month
LAST 120 MONTHS · BY ISSUE DATE
Last 12 months 612 · prior 12 561(+9%)
Top operators, last 12 months
By permits issued. Wells are the operator’s current inventory here from the RRC wellbore file.
| Operator | Permits | Wells |
|---|---|---|
| Diamondback E&P LLC | 220 | 2,928 |
| Pioneer Natural Res. USA, Inc. | 213 | 5,620 |
| Chevron U. S. A. Inc. | 45 | 1,045 |
| Permian Deep Rock Oil Co., LLC | 33 | 162 |
| Continental Resources, Inc. | 30 | 375 |
| Ovintiv USA Inc. | 24 | 667 |
| Oxyrock Operating, LLC | 19 | 403 |
| COG Operating LLC | 14 | 959 |
| Discovery Operating, Inc. | 11 | 239 |
| Apache Corporation | 9 | 922 |
New entrants, last 12 months
Operators whose first permit in Midland County came in the last year. 3 in total.
- Double T Energy LLC2 permitsJan 21, 2026 · active elsewhere first
- Deep Blue Operating I LLC2 permitsDec 17, 2025 · active elsewhere first
- Milestone Enviro Services, LLC1 permitFeb 26, 2026 · active elsewhere first
Permit types, 90d
| Type | Window | Prior | All time |
|---|---|---|---|
| Drill | 146 | 170 | 17,399 |
| Reenter | 1 | 0 | 83 |
| Field transfer | 0 | 1 | 160 |
Formations in completed wells
RRC WELLBORE FILE · ≥10 WELLS
Tops reported on completion filings for wells in Midland County. A well counts for every formation it reports, so this reads as the county's stratigraphic column. About tops →
In Midland County the Rustler is reported in 3,446 wells, median top 1,694 ft, highlighted below. Back to the formation →
| Formation | Wells | Permitted last 3 yrs | Median top, ft | P10–P90 |
|---|---|---|---|---|
| Spraberry | 12,982 | 1,177 | 7,681 | 7,096–8,135 |
| Clear Fork | 8,610 | 1,189 | 6,828 | 6,108–7,235 |
| San Andres | 8,426 | 1,200 | 4,547 | 4,106–5,201 |
| Yates | 7,656 | 1,207 | 2,701 | 2,339–2,954 |
| Grayburg | 7,429 | 1,164 | 4,237 | 3,860–4,602 |
| Queen | 6,841 | 1,132 | 3,716 | 3,362–4,161 |
| Seven Rivers | 6,489 | 1,065 | 2,993 | 2,591–3,276 |
| Santa Rosa | 6,257 | 1,065 | 1,000 | 782–1,185 |
| Glorieta | 4,844 | 683 | 5,718 | 4,920–6,155 |
| Dean | 4,114 | 5 | 8,900 | 8,424–9,324 |
| Wolfcamp | 3,566 | 25 | 9,252 | 8,792–9,586 |
| Rustler | 3,446 | 1,066 | 1,694 | 1,493–1,836 |
| Strawn | 2,340 | 0 | 10,500 | 10,162–10,675 |
| Atoka | 682 | 0 | 10,825 | 10,467–11,107 |
| Devonian | 456 | 1 | 11,607 | 11,229–11,902 |
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Disposal and injection
- 307
- active UIC permits of 982
- 4.78M
- permitted bbl/day, active
- 399M
- bbl injected, last 12 reported months
- Jun 2025
- reported through
Every active well, operator, and daily reporter in Midland County →
Permitted volume is a ceiling, not throughput. How to read it →
USGS catalog, Texas
Seismicity, last 2 years
- 211
- 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 |
|---|---|---|---|---|---|---|
| 918963 | Nov 7, 2026 | Nov 5, 2026 | Diamondback E&P LLC | Hulk Hogan 12-38 B #1WDH | 11,000 | 32948604 |
| 918956 | Nov 7, 2026 | Nov 5, 2026 | Diamondback E&P LLC | Hulk Hogan 12-38 B #1WAH | 11,000 | 32948603 |
| 918955 | Nov 7, 2026 | Nov 5, 2026 | Diamondback E&P LLC | Hulk Hogan 12-38 B #1JMH | 11,000 | 32948602 |
| 918954 | Nov 6, 2026 | Nov 4, 2026 | Diamondback E&P LLC | Hulk Hogan 12-38 A #1WBH | 11,000 | 32948601 |
| 919913 | Nov 6, 2026 | Nov 4, 2026 | Deep Blue Operating I LLC | Journey SWD #1 | 6,700 | 32948664 |
| 918997 | Oct 31, 2026 | Oct 29, 2026 | Diamondback E&P LLC | Hulk Hogan 12-38 C #1MSH | 11,000 | 32948605 |
| 918953 | Oct 31, 2026 | Oct 29, 2026 | Diamondback E&P LLC | Hulk Hogan 12-38 A #1LSH | 11,000 | 32948600 |
| 919629 | Oct 29, 2026 | Oct 27, 2026 | Chevron U. S. A. Inc. | CMC Sparkleberry 1-46 C #4113USH | 8,900 | 32948655 |
| 919628 | Oct 29, 2026 | Oct 27, 2026 | Chevron U. S. A. Inc. | CMC Sparkleberry 1-46 B #4112USH | 8,900 | 32948654 |
| 919627 | Oct 29, 2026 | Oct 27, 2026 | Chevron U. S. A. Inc. | CMC Sparkleberry 1-46 A #4111USH | 8,900 | 32948653 |
Questions about Midland County
How many drilling permits were issued in Midland County in the last 12 months?
650 permits were issued in Midland County in the last 12 months, up 15% from 566 in the 12 months before. 96% were for horizontal wells. The most recent was issued Nov 5, 2026. 19,026 are on file since 1977.
Every Midland County permit →Who is the most active operator in Midland County?
By drilling permits filed in the last 12 months, Diamondback E&P LLC is the most active operator in Midland County, with 220 of 650, followed by Pioneer Natural Res. USA, Inc. (213) and Chevron U. S. A. Inc. (45). 9 operators filed permits here in the last 90 days.
Operators in Midland County →How many oil and gas wells are in Midland County?
19,836 wells are on file in Midland County, including 6,852 active, 6,039 plugged, and 255 permitted and not yet drilled. 7,843 are horizontal. The active wells are under 82 operators.
Every well in Midland County →How much oil and gas does Midland County produce?
The Railroad Commission files oil and gas production by lease, not by well or by county. Each lease with wells in Midland County is listed with its reported production on the county's Leases tab.
Leases in Midland County →How much water is injected in Midland County?
399 million barrels of water were injected in Midland County in the 12 months through June 2025, reported on form H-10. 307 of the county's 982 disposal and injection permits are active.
Disposal and injection in Midland County →What formations are drilled in Midland County?
Completion filings for wells in Midland County report tops for 15 formations in at least ten wells each. The most reported are the Spraberry (12,982 wells, median top 7,681 ft), the Clear Fork (8,610 wells, median top 6,828 ft), and the San Andres (8,426 wells, median top 4,547 ft).
Formations in Midland County →What basin is Midland County in?
Petrora lists Midland County in the Permian Basin. It is in the Railroad Commission's District 08.
The Permian Basin →Have there been earthquakes in Midland County?
211 earthquakes of magnitude 2 or more were located in the area of Midland County's permitted wells in the last 2 years; the largest was M3.6.
Earthquakes in Midland 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/midland?days=90, documented in the API reference.