COUNTIES · EAST TEXAS · DISTRICT 06 · CODE 203
Harrison County, Texas
Harrison County permitting is running 5.3 permits a month over the trailing 90 days (16 total, down 53% on the prior quarter). 2 were issued in the past week.
TGNR East Texas II LLC leads with 32 permits in the past 12 months, one of 16 operators active in the county.
4 operators filed a first Harrison County permit in the past year.
Median permitted depth over the past year is 12,000 ft; 78% of the past year's permits are horizontal.
The county has 157 active disposal and injection permits, with 56.2M barrels injected in the 12 months reported through June 2025.
TexNet located 6 earthquakes of magnitude 2 or more in the county's permit footprint over the past two years, the largest M3.5.
7,595 drilling permits have been issued in Harrison County since 1977.
7,595 permits on file since 1977 · last issued Nov 3, 2026
Watch Harrison CountyAlso: every Harrison County well in the statewide list, searchable → · a year of permits on the map →
- 16
- permits issued, 90d
- -53%
- vs prior 90d (34)
- 7
- operators filing
- 88%
- horizontal
- 20,660
- avg permitted depth, ft
- 478
- 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 146 · prior 12 147(-1%)
Top operators, last 12 months
By permits issued. Wells are the operator’s current inventory here from the RRC wellbore file.
| Operator | Permits | Wells |
|---|---|---|
| TGNR East Texas II LLC | 32 | 270 |
| RFE Operating, LLC | 31 | 75 |
| Brookston Energy, Inc. | 20 | 531 |
| Sabine Energy Inc. | 20 | 224 |
| Comstock Oil & Gas, LLC | 11 | 189 |
| Sabine Oil & Gas Corporation | 11 | 55 |
| Pwep Operating, LLC | 8 | 82 |
| Sponte Operating, Inc. | 8 | 24 |
| Buffco Production Inc. | 3 | 166 |
| Shelby Operating Company | 3 | 79 |
New entrants, last 12 months
Operators whose first permit in Harrison County came in the last year. 4 in total.
- Pwep Operating, LLC8 permitsJan 9, 2026 · new to Texas permits
- Pine Wave Energy Partners Op,llc2 permitsJan 9, 2026 · active elsewhere first
- Oil & Gas Production, Inc.1 permitOct 27, 2026 · new to Texas permits
- Lebus Energy1 permitMar 30, 2026 · new to Texas permits
Formations in completed wells
RRC WELLBORE FILE · ≥10 WELLS
Tops reported on completion filings for wells in Harrison County. A well counts for every formation it reports, so this reads as the county's stratigraphic column. About tops →
Fewer than ten wells in Harrison County report the Buda, so it is below this table's cutoff. Back to the formation →
| Formation | Wells | Permitted last 3 yrs | Median top, ft | P10–P90 |
|---|---|---|---|---|
| Travis Peak | 3,043 | 159 | 6,530 | 5,888–7,290 |
| Pettit | 2,517 | 171 | 6,285 | 5,605–7,129 |
| Cotton Valley | 2,302 | 152 | 8,480 | 7,929–9,073 |
| Rodessa | 1,612 | 158 | 5,638 | 4,893–6,489 |
| James Lime | 1,219 | 29 | 5,850 | 5,384–6,554 |
| Bossier | 992 | 29 | 10,108 | 9,747–10,538 |
| Glen Rose | 869 | 138 | 3,673 | 3,004–4,790 |
| Massive Anhydrite (marker) | 847 | 26 | 5,310 | 4,536–5,979 |
| Paluxy | 675 | 138 | 3,256 | 2,592–4,242 |
| Goodland | 569 | 118 | 2,774 | 2,370–4,027 |
| BMA | 541 | 4 | 5,600 | 4,897–6,506 |
| Blossom | 523 | 69 | 2,245 | 1,880–3,032 |
| Sligo | 515 | 10 | 6,110 | 5,553–6,740 |
| Nacatoch | 471 | 77 | 1,130 | 900–1,929 |
| Taylor | 366 | 4 | 9,874 | 9,458–10,520 |
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Disposal and injection
- 157
- active UIC permits of 419
- 670K
- permitted bbl/day, active
- 56.2M
- bbl injected, last 12 reported months
- Jun 2025
- reported through
Every active well, operator, and daily reporter in Harrison County →
Permitted volume is a ceiling, not throughput. How to read it →
TexNet catalog via USGS
Seismicity, last 2 years
- 6
- 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 |
|---|---|---|---|---|---|---|
| 919555 | Nov 5, 2026 | Nov 3, 2026 | Comstock Oil & Gas, LLC | Gibson Furrh #1HH | 30,000 | 20335844 |
| 919552 | Nov 5, 2026 | Nov 3, 2026 | Comstock Oil & Gas, LLC | Anderson Furrh #1HH | 30,000 | 20335843 |
| 919546 | Oct 29, 2026 | Oct 27, 2026 | TGNR East Texas II LLC | G08C Mochi BN #2UHH | 22,000 | 20335842 |
| 919545 | Oct 29, 2026 | Oct 27, 2026 | TGNR East Texas II LLC | G08C Mochi AN #1UHH | 22,000 | 20335841 |
| 919348 | Oct 29, 2026 | Oct 27, 2026 | Oil & Gas Production, Inc. | N. Louisiana Timberland #1 | 10,400 | 20334143 |
| 918780 | Oct 23, 2026 | Oct 21, 2026 | Comstock Oil & Gas, LLC | Herrin HA #1HH | 30,000 | 20335836 |
| 918779 | Oct 23, 2026 | Oct 21, 2026 | Comstock Oil & Gas, LLC | Herrin Brune B #2HH | 30,000 | 20335835 |
| 918777 | Oct 22, 2026 | Oct 20, 2026 | Comstock Oil & Gas, LLC | Herrin Brune A #1HH | 30,000 | 20335834 |
| 918046 | Oct 2, 2026 | Sep 30, 2026 | Rose City Resources, LLC | Patton #1HH | 8,000 | 20335832 |
| 918624 | Sep 20, 2026 | Sep 18, 2026 | Pwep Operating, LLC | Summers Spe #1HH | 12,000 | 20335833 |
Questions about Harrison County
How many drilling permits were issued in Harrison County in the last 12 months?
157 permits were issued in Harrison County in the last 12 months, up 11% from 141 in the 12 months before. 78% were for horizontal wells. The most recent was issued Nov 3, 2026. 7,595 are on file since 1977.
Every Harrison County permit →Who is the most active operator in Harrison County?
By drilling permits filed in the last 12 months, TGNR East Texas II LLC is the most active operator in Harrison County, with 32 of 157, followed by RFE Operating, LLC (31) and Brookston Energy, Inc. (20). 7 operators filed permits here in the last 90 days.
Operators in Harrison County →How many oil and gas wells are in Harrison County?
7,016 wells are on file in Harrison County: 2,560 active, 2,398 plugged, and 35 permitted and not yet drilled. 888 are horizontal, and 96 operators hold them.
Every well in Harrison County →How much oil and gas does Harrison County produce?
The Railroad Commission files oil and gas production by lease, not by well or by county. Each lease with wells in Harrison County is listed with its reported production on the county's Leases tab.
Leases in Harrison County →How much water is injected in Harrison County?
56.2 million barrels of water were injected in Harrison County in the 12 months through June 2025, reported on form H-10. 157 of the county's 419 disposal and injection permits are active.
Disposal and injection in Harrison County →What formations are drilled in Harrison County?
Completion filings for wells in Harrison County report tops for 15 formations in at least ten wells each. The most reported are the Travis Peak (3,043 wells, median top 6,530 ft), the Pettit (2,517 wells, median top 6,285 ft), and the Cotton Valley (2,302 wells, median top 8,480 ft).
Formations in Harrison County →What basin is Harrison County in?
Petrora lists Harrison County in the East Texas. It is in the Railroad Commission's District 06.
The East Texas →Have there been earthquakes in Harrison County?
TexNet located 6 earthquakes of magnitude 2 or more in the area of Harrison County's permitted wells in the last 2 years; the largest was M3.5.
Earthquakes in Harrison 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/harrison?days=90, documented in the API reference.