COUNTIES · TEXAS PANHANDLE · DISTRICT 10 · CODE 211
Hemphill County, Texas
Hemphill County permitting is running 2.3 permits a month over the trailing 90 days (7 total, versus 1 in the prior quarter).
Mewbourne Oil Company leads with 13 permits in the past 12 months, one of 5 operators active in the county.
2 operators filed a first Hemphill County permit in the past year.
Median permitted depth over the past year is 10,134 ft (prior year: 9,259 ft); 83% of the past year's permits are horizontal.
The county has 43 active disposal and injection permits, with 7.05M barrels injected in the 12 months reported through June 2025.
6,087 drilling permits have been issued in Hemphill County since 1977.
6,087 permits on file since 1977 · last issued Sep 28, 2026
Watch Hemphill CountyAlso: every Hemphill County well in the statewide list, searchable → · a year of permits on the map →
- 18
- permits issued, 365d
- +80%
- vs prior 365d (10)
- 5
- operators filing
- 83%
- horizontal
- 10,607
- avg permitted depth, ft
- 310
- 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 18 · prior 12 10(+80%)
Top operators, last 12 months
By permits issued. Wells are the operator’s current inventory here from the RRC wellbore file.
| Operator | Permits | Wells |
|---|---|---|
| Mewbourne Oil Company | 13 | 145 |
| Sanguine Gas Exploration, LLC | 2 | 0 |
| Mmgl Txph, LLC | 1 | 913 |
| Enervest Operating, L.L.C. | 1 | 8 |
| FX Energy Operating, LLC | 1 | 8 |
New entrants, last 12 months
Operators whose first permit in Hemphill County came in the last year. 2 in total.
- Sanguine Gas Exploration, LLC2 permitsMar 18, 2026 · active elsewhere first
- FX Energy Operating, LLC1 permitAug 10, 2026 · active elsewhere first
Formations in completed wells
RRC WELLBORE FILE · ≥10 WELLS
Tops reported on completion filings for wells in Hemphill 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 |
|---|---|---|---|---|
| Granite Wash | 1,662 | 5 | 10,910 | 9,738–11,373 |
| Douglas | 1,630 | 18 | 7,566 | 6,830–8,120 |
| Brown Dolomite | 1,141 | 15 | 4,227 | 3,775–4,521 |
| Tonkawa | 1,003 | 13 | 8,190 | 7,518–8,962 |
| Cleveland | 972 | 13 | 9,750 | 8,550–10,314 |
| Oswego | 815 | 2 | 10,530 | 9,441–10,833 |
| Atoka | 482 | 1 | 12,596 | 10,516–13,134 |
| Pennsylvanian | 459 | 0 | 6,114 | 5,480–9,562 |
| Kansas City | 397 | 14 | 8,478 | 8,012–9,611 |
| Morrow | 396 | 6 | 11,502 | 10,672–14,097 |
| Des Moines | 298 | 0 | 10,982 | 9,388–11,329 |
| Marmaton | 157 | 2 | 9,429 | 8,915–10,456 |
| Panhandle Lime | 46 | 0 | 3,166 | 2,747–3,554 |
| Wolfcamp | 38 | 0 | 4,069 | 3,900–4,842 |
| Mississippian | 26 | 0 | 13,949 | 12,165–16,520 |
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Disposal and injection
- 43
- active UIC permits of 86
- 439K
- permitted bbl/day, active
- 7.05M
- bbl injected, last 12 reported months
- Jun 2025
- reported through
Every active well, operator, and daily reporter in Hemphill County →
Permitted volume is a ceiling, not throughput. How to read it →
TexNet catalog via USGS
Seismicity, last 2 years
- 0
- M2+ events in the area
- —
- 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 |
|---|---|---|---|---|---|---|
| 918885 | Sep 30, 2026 | Sep 28, 2026 | Mewbourne Oil Company | Dequasie 46/48 A #W001JOH | 10,685 | 21135690 |
| 918711 | Sep 23, 2026 | Sep 21, 2026 | Mewbourne Oil Company | Ripkowski 46/48 A #C001JOH | 9,394 | 21135689 |
| 918709 | Sep 23, 2026 | Sep 21, 2026 | Mewbourne Oil Company | Boz 46/44 A #C001GBH | 9,189 | 21135688 |
| 917806 | Aug 20, 2026 | Aug 18, 2026 | Mewbourne Oil Company | Jones Trust 21/22 A #C001JOH | 9,482 | 21135687 |
| 917805 | Aug 17, 2026 | Aug 14, 2026 | Mewbourne Oil Company | Jones Trust 21/20 A #C001GBH | 9,372 | 21135686 |
| 917762 | Aug 15, 2026 | Aug 13, 2026 | Mewbourne Oil Company | Hammer 56/55 A #C001MDH | 9,144 | 21135685 |
| 917521 | Aug 12, 2026 | Aug 10, 2026 | FX Energy Operating, LLC | Young -2- #1 | 14,220 | 21131761 |
| 915663 | May 20, 2026 | May 20, 2026 | Mewbourne Oil Company | Superman 38/39 A #C001NCH | 10,000 | 21135684 |
| 914059 | Mar 18, 2026 | Mar 18, 2026 | Sanguine Gas Exploration, LLC | Threemile Creek 8805 #1HH | 12,000 | 21135683 |
| 914059 | Mar 18, 2026 | Mar 18, 2026 | Sanguine Gas Exploration, LLC | Threemile Creek 8805 #1HH | 12,000 | 21135683 |
Questions about Hemphill County
How many drilling permits were issued in Hemphill County in the last 12 months?
18 permits were issued in Hemphill County in the last 12 months, up 80% from 10 in the 12 months before. 83% were for horizontal wells. The most recent was issued Sep 28, 2026. 6,087 are on file since 1977.
Every Hemphill County permit →Who is the most active operator in Hemphill County?
By drilling permits filed in the last 12 months, Mewbourne Oil Company is the most active operator in Hemphill County, with 13 of 18, followed by Sanguine Gas Exploration, LLC (2) and Mmgl Txph, LLC (1). 2 operators filed permits here in the last 90 days.
Operators in Hemphill County →How many oil and gas wells are in Hemphill County?
5,435 wells are on file in Hemphill County: 2,129 active, 1,620 plugged, and 8 permitted and not yet drilled. 821 are horizontal, and 40 operators hold them.
Every well in Hemphill County →How much oil and gas does Hemphill County produce?
The Railroad Commission files oil and gas production by lease, not by well or by county. Each lease with wells in Hemphill County is listed with its reported production on the county's Leases tab.
Leases in Hemphill County →How much water is injected in Hemphill County?
7.0 million barrels of water were injected in Hemphill County in the 12 months through June 2025, reported on form H-10. 43 of the county's 86 disposal and injection permits are active.
Disposal and injection in Hemphill County →What formations are drilled in Hemphill County?
Completion filings for wells in Hemphill County report tops for 15 formations in at least ten wells each. The most reported are the Granite Wash (1,662 wells, median top 10,910 ft), the Douglas (1,630 wells, median top 7,566 ft), and the Brown Dolomite (1,141 wells, median top 4,227 ft).
Formations in Hemphill County →What basin is Hemphill County in?
Petrora lists Hemphill County in the Texas Panhandle. It is in the Railroad Commission's District 10.
The Texas Panhandle →Have there been earthquakes in Hemphill County?
TexNet located no earthquakes of magnitude 2 or more in the area of Hemphill County's permitted wells in the last 2 years.
Earthquakes in Hemphill 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/hemphill?days=365, documented in the API reference.