COUNTIES · PERMIAN BASIN · DISTRICT 08 · CODE 317
Martin County
Martin County permitting is running 82 permits a month over the trailing 90 days (246 total, up 200% on the prior quarter). 18 were issued in the past week.
Pioneer Natural Res. USA, Inc. leads with 211 permits in the past 12 months, one of 20 operators active in the county.
4 operators filed a first Martin County permit in the past year.
Median permitted depth over the past year is 10,606 ft (prior year: 10,548 ft); 95% of the past year's permits are horizontal.
The county has 301 active disposal and injection permits, with 364M barrels injected in the 12 months reported through June 2025.
TexNet located 293 earthquakes of magnitude 2 or more in the county's permit footprint over the past two years, the largest M4.8.
20,599 drilling permits have been issued in Martin County since 1977.
20,599 permits on file since 1977 · last issued Oct 26, 2026
Watch Martin CountyAlso: every Martin County well in the statewide list, searchable → · a year of permits on the map →
- 246
- permits issued, 90d
- +200%
- vs prior 90d (82)
- 10
- operators filing
- 98%
- horizontal
- 10,860
- avg permitted depth, ft
- 488
- operators, all time
WINDOWS ON THE RRC ISSUE DATE · COMPUTED OCT 29, 2026 · WHY ISSUE AND SEEN DATES DIFFER
Permits issued by month
LAST 119 MONTHS · BY ISSUE DATE
Last 12 months 618 · prior 12 736(-16%)
Top operators, last 12 months
By permits issued. Wells are the operator’s current inventory here from the RRC wellbore file.
| Operator | Permits | Wells |
|---|---|---|
| Pioneer Natural Res. USA, Inc. | 211 | 2,933 |
| Diamondback E&P LLC | 205 | 4,652 |
| Ovintiv USA Inc. | 65 | 1,115 |
| Oxyrock Operating, LLC | 49 | 462 |
| High Noon Resources, LLC | 14 | 36 |
| DE V Operating, LLC | 14 | 0 |
| Cutbow Operating, LLC | 12 | 91 |
| Deep Blue Operating I LLC | 8 | 46 |
| Deep Blue Central LLC | 8 | 7 |
| XTO Energy Inc. | 7 | 517 |
New entrants, last 12 months
Operators whose first permit in Martin County came in the last year. 4 in total.
- High Noon Resources, LLC14 permitsOct 29, 2026 · new to Texas permits
- DE V Operating, LLC14 permitsOct 8, 2026 · active elsewhere first
- Backyard Environ State Line LLC1 permitSep 30, 2026 · new to Texas permits
- Hope Midstream LLC1 permitAug 5, 2026 · new to Texas permits
Formations in completed wells
RRC WELLBORE FILE · ≥10 WELLS
Tops reported on completion filings for wells in Martin County. A well counts for every formation it reports, so this reads as the county's stratigraphic column. About tops →
In Martin County the Wolfcamp is reported in 6,329 wells, median top 9,071 ft, highlighted below. Back to the formation →
| Formation | Wells | Permitted last 3 yrs | Median top, ft | P10–P90 |
|---|---|---|---|---|
| Spraberry | 11,218 | 1,234 | 7,607 | 6,825–8,235 |
| Dean | 7,204 | 569 | 8,830 | 8,125–9,458 |
| San Andres | 7,093 | 1,169 | 4,232 | 3,648–4,757 |
| Yates | 6,730 | 1,150 | 2,593 | 2,040–2,973 |
| Wolfcamp | 6,329 | 474 | 9,071 | 8,352–9,694 |
| Grayburg | 6,246 | 1,079 | 3,950 | 3,345–4,448 |
| Queen | 5,512 | 1,041 | 3,474 | 2,797–4,019 |
| Santa Rosa | 4,790 | 773 | 1,156 | 854–1,450 |
| Clear Fork | 3,610 | 955 | 6,338 | 5,358–6,790 |
| Strawn | 3,015 | 0 | 10,438 | 9,860–11,015 |
| Mississippian | 1,222 | 0 | 10,400 | 10,020–11,215 |
| Atoka | 1,012 | 0 | 10,711 | 10,091–11,316 |
| Glorieta | 663 | 130 | 4,905 | 4,379–5,557 |
| Cisco | 628 | 31 | 8,500 | 5,066–10,469 |
| Jo Mill | 483 | 47 | 8,446 | 7,617–9,113 |
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Disposal and injection
- 301
- active UIC permits of 799
- 5.12M
- permitted bbl/day, active
- 364M
- bbl injected, last 12 reported months
- Jun 2025
- reported through
Every active well, operator, and daily reporter in Martin County →
Permitted volume is a ceiling, not throughput. How to read it →
TexNet catalog via USGS
Seismicity, last 2 years
- 293
- M2+ events in the area
- M4.8
- 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 |
|---|---|---|---|---|---|---|
| 919716 | Nov 1, 2026 | Oct 30, 2026 | High Noon Resources, LLC | Big Red Unit 75-82 #15HH | 9,800 | 31747610 |
| 919715 | Nov 1, 2026 | Oct 30, 2026 | High Noon Resources, LLC | Big Red Unit 75-82 #14HH | 8,400 | 31747608 |
| 919713 | Nov 1, 2026 | Oct 30, 2026 | High Noon Resources, LLC | Big Red Unit 75-82 #13HH | 9,300 | 31747607 |
| 919712 | Nov 1, 2026 | Oct 30, 2026 | High Noon Resources, LLC | Big Red Unit 75-82 #12HH | 10,600 | 31747606 |
| 919709 | Nov 1, 2026 | Oct 30, 2026 | High Noon Resources, LLC | Big Red Unit 75-82 #11HH | 9,800 | 31747605 |
| 919707 | Nov 1, 2026 | Oct 30, 2026 | High Noon Resources, LLC | Big Red Unit 75-82 #10HH | 8,500 | 31747602 |
| 919702 | Oct 31, 2026 | Oct 29, 2026 | High Noon Resources, LLC | Shake and Bake 74-69 Unit #16HH | 10,500 | 31747613 |
| 919701 | Oct 31, 2026 | Oct 29, 2026 | High Noon Resources, LLC | Shake and Bake 74-69 Unit #15HH | 9,600 | 31747612 |
| 919700 | Oct 31, 2026 | Oct 29, 2026 | High Noon Resources, LLC | Shake and Bake 74-69 Unit #14HH | 8,300 | 31747611 |
| 919699 | Oct 31, 2026 | Oct 29, 2026 | High Noon Resources, LLC | Shake and Bake 74-69 Unit #13HH | 10,500 | 31747609 |
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/martin?days=90, documented in the API reference.