COUNTIES · PERMIAN BASIN · DISTRICT 08 · CODE 495
Winkler County
Winkler County permitting is running 12 permits a month over the trailing 90 days (37 total, down 35% on the prior quarter). 2 were issued in the past week.
Continental Resources, Inc. leads with 40 permits in the past 12 months, one of 18 operators active in the county.
4 operators filed a first Winkler County permit in the past year.
Median permitted depth over the past year is 12,000 ft (prior year: 11,588 ft); 71% of the past year's permits are horizontal.
The county has 653 active disposal and injection permits, with 177M barrels injected in the 12 months reported through June 2025.
TexNet located 149 earthquakes of magnitude 2 or more in the county's permit footprint over the past two years, the largest M3.5.
6,997 drilling permits have been issued in Winkler County since 1977.
6,997 permits on file since 1977 · last issued Oct 26, 2026
Watch Winkler CountyAlso: every Winkler County well in the statewide list, searchable → · a year of permits on the map →
- 37
- permits issued, 90d
- -35%
- vs prior 90d (57)
- 7
- operators filing
- 59%
- horizontal
- 10,284
- avg permitted depth, ft
- 462
- operators, all time
WINDOWS ON THE RRC ISSUE DATE · COMPUTED OCT 29, 2026 · WHY ISSUE AND SEEN DATES DIFFER
Permits issued by month
LAST 115 MONTHS · BY ISSUE DATE
Last 12 months 176 · prior 12 161(+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 |
|---|---|---|
| Continental Resources, Inc. | 40 | 58 |
| Basin Oil & Gas Operating, LLC | 31 | 404 |
| Apache Corporation | 22 | 141 |
| Pdeh LLC | 16 | 62 |
| Mewbourne Oil Company | 16 | 39 |
| Blackbeard Operating, LLC | 13 | 267 |
| 3R Operating , LLC | 7 | 0 |
| Hilcorp Energy Company | 4 | 578 |
| Iron Orchard Operating LLC | 4 | 0 |
| WPX Energy Permian, LLC | 3 | 174 |
New entrants, last 12 months
Operators whose first permit in Winkler County came in the last year. 4 in total.
- Hilcorp Energy Company4 permitsFeb 19, 2026 · active elsewhere first
- Xri Disposal Holdings, LLC3 permitsJul 27, 2026 · active elsewhere first
- Triton Midstream Operating, LLC1 permitOct 5, 2026 · new to Texas permits
- Waterbridge Stateline LLC1 permitJun 24, 2026 · active elsewhere first
Formations in completed wells
RRC WELLBORE FILE · ≥10 WELLS
Tops reported on completion filings for wells in Winkler County. A well counts for every formation it reports, so this reads as the county's stratigraphic column. About tops →
| Formation | Wells | Permitted last 3 yrs | Median top, ft | P10–P90 |
|---|---|---|---|---|
| Yates | 2,357 | 81 | 2,488 | 2,355–2,769 |
| Rustler | 1,523 | 85 | 950 | 770–1,143 |
| San Andres | 974 | 75 | 3,848 | 3,530–4,199 |
| Queen | 851 | 17 | 3,050 | 2,700–3,400 |
| Clear Fork | 769 | 71 | 5,278 | 5,018–5,827 |
| Glorieta | 746 | 53 | 4,980 | 4,680–5,218 |
| Seven Rivers | 710 | 57 | 2,760 | 2,560–3,019 |
| Tansill | 673 | 10 | 2,300 | 2,280–2,387 |
| Delaware | 511 | 50 | 5,027 | 4,390–5,167 |
| Holt | 398 | 39 | 4,740 | 4,500–5,062 |
| Wichita-Albany | 298 | 4 | 6,658 | 6,300–6,919 |
| Devonian | 275 | 9 | 8,412 | 7,722–9,764 |
| Grayburg | 263 | 13 | 3,380 | 3,213–3,650 |
| Wolfcamp | 219 | 10 | 8,038 | 7,170–11,848 |
| Cherry Canyon | 189 | 6 | 5,907 | 5,719–6,226 |
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Disposal and injection
- 653
- active UIC permits of 2,367
- 3.14M
- permitted bbl/day, active
- 177M
- bbl injected, last 12 reported months
- Jun 2025
- reported through
Every active well, operator, and daily reporter in Winkler County →
Permitted volume is a ceiling, not throughput. How to read it →
TexNet catalog via USGS
Seismicity, last 2 years
- 149
- M2+ events in the area
- M3.5
- 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 |
|---|---|---|---|---|---|---|
| 919759 | Nov 1, 2026 | Oct 30, 2026 | Continental Resources, Inc. | Utl Royal 4331A #01HH | 17,500 | 49535263 |
| 919568 | Oct 28, 2026 | Oct 26, 2026 | Basin Oil & Gas Operating, LLC | Baird, W. E. #1909 | 6,700 | 49535259 |
| 919559 | Oct 28, 2026 | Oct 26, 2026 | Basin Oil & Gas Operating, LLC | Baird, W. E. #1228 | 6,700 | 49535258 |
| 919501 | Oct 22, 2026 | Oct 20, 2026 | Basin Oil & Gas Operating, LLC | Baird, W. E. #1318 | 6,700 | 49535257 |
| 919497 | Oct 22, 2026 | Oct 20, 2026 | Basin Oil & Gas Operating, LLC | Baird, W. E. #1210 | 6,700 | 49535256 |
| 918606 | Oct 9, 2026 | Oct 7, 2026 | Iron Orchard Operating LLC | UL Wildebeest 11 D #301HUH | 11,500 | 49535239 |
| 918605 | Oct 9, 2026 | Oct 7, 2026 | Iron Orchard Operating LLC | UL Wildebeest 11 C #501HUH | 11,500 | 49535238 |
| 918604 | Oct 9, 2026 | Oct 7, 2026 | Iron Orchard Operating LLC | UL Wildebeest 11 B #401HUH | 11,500 | 49535237 |
| 918603 | Oct 9, 2026 | Oct 7, 2026 | Iron Orchard Operating LLC | UL Wildebeest 11 A #502HUH | 11,500 | 49535236 |
| 918466 | Oct 7, 2026 | Oct 5, 2026 | Triton Midstream Operating, LLC | Megalodon #1D | 7,700 | 49535234 |
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/winkler?days=90, documented in the API reference.