COUNTIES · PERMIAN BASIN · DISTRICT 08 · CODE 495
Winkler County, Texas
Winkler County permitting is running 13 permits a month over the trailing 90 days (39 total, down 39% on the prior quarter). 1 was 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: 11,677 ft); 73% 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 157 earthquakes of magnitude 2 or more in the county's permit footprint over the past two years, the largest M3.5.
7,006 drilling permits have been issued in Winkler County since 1977.
7,006 permits on file since 1977 · last issued Oct 30, 2026
Watch Winkler CountyAlso: every Winkler County well in the statewide list, searchable → · a year of permits on the map →
- 39
- permits issued, 90d
- -39%
- vs prior 90d (64)
- 7
- operators filing
- 69%
- horizontal
- 10,474
- avg permitted depth, ft
- 462
- 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 165 · prior 12 150(+10%)
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 | 61 |
| Basin Oil & Gas Operating, LLC | 31 | 623 |
| Apache Corporation | 22 | 107 |
| Pdeh LLC | 16 | 62 |
| Mewbourne Oil Company | 16 | 40 |
| Blackbeard Operating, LLC | 13 | 284 |
| 3R Operating , LLC | 7 | 0 |
| Hilcorp Energy Company | 4 | 836 |
| Iron Orchard Operating LLC | 4 | 0 |
| WPX Energy Permian, LLC | 3 | 176 |
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 →
In Winkler County the Devonian is reported in 275 wells, median top 8,412 ft, highlighted below. Back to the formation →
| 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 | 771 | 71 | 5,277 | 5,020–5,826 |
| 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
- 157
- 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 |
Questions about Winkler County
How many drilling permits were issued in Winkler County in the last 12 months?
168 permits were issued in Winkler County in the last 12 months, up 13% from 149 in the 12 months before. 73% were for horizontal wells. The most recent was issued Oct 30, 2026. 7,006 are on file since 1977.
Every Winkler County permit →Who is the most active operator in Winkler County?
By drilling permits filed in the last 12 months, Continental Resources, Inc. is the most active operator in Winkler County, with 40 of 168, followed by Basin Oil & Gas Operating, LLC (31) and Apache Corporation (22). 7 operators filed permits here in the last 90 days.
Operators in Winkler County →How many oil and gas wells are in Winkler County?
9,527 wells are on file in Winkler County: 2,294 active, 4,077 plugged, and 94 permitted and not yet drilled. 863 are horizontal, and 110 operators hold them.
Every well in Winkler County →How much oil and gas does Winkler County produce?
The Railroad Commission files oil and gas production by lease, not by well or by county. Each lease with wells in Winkler County is listed with its reported production on the county's Leases tab.
Leases in Winkler County →How much water is injected in Winkler County?
177 million barrels of water were injected in Winkler County in the 12 months through June 2025, reported on form H-10. 653 of the county's 2,367 disposal and injection permits are active.
Disposal and injection in Winkler County →What formations are drilled in Winkler County?
Completion filings for wells in Winkler County report tops for 15 formations in at least ten wells each. The most reported are the Yates (2,357 wells, median top 2,488 ft), the Rustler (1,523 wells, median top 950 ft), and the San Andres (974 wells, median top 3,848 ft).
Formations in Winkler County →What basin is Winkler County in?
Petrora lists Winkler County in the Permian Basin. It is in the Railroad Commission's District 08.
The Permian Basin →Have there been earthquakes in Winkler County?
TexNet located 157 earthquakes of magnitude 2 or more in the area of Winkler County's permitted wells in the last 2 years; the largest was M3.5.
Earthquakes in Winkler 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/winkler?days=90, documented in the API reference.