COUNTIES · TEXAS GULF COAST · DISTRICT 03 · CODE 339
Montgomery County, Texas
Montgomery County has had no new drilling permits in the past 90 days; the most recent permit on record was issued November 8, 2023.
The county has 64 active disposal and injection permits, with 56.1M barrels injected in the 12 months reported through June 2025.
1,188 drilling permits have been issued in Montgomery County since 1977.
1,188 permits on file since 1977 · last issued Nov 8, 2023
Watch Montgomery CountyAlso: every Montgomery County well in the statewide list, searchable → · a year of permits on the map →
- 0
- permits issued, 180d
- —
- vs prior 180d (0)
- 0
- operators filing
- —
- horizontal
- —
- avg permitted depth, ft
- 222
- operators, all time
WINDOWS ON THE RRC ISSUE DATE · COMPUTED NOV 8, 2026 · WHY ISSUE AND SEEN DATES DIFFER
Permits issued by month
LAST 120 MONTHS · BY ISSUE DATE
Last 12 months 0 · prior 12 0
Operators by well inventory
No permits in the last year; ranked by wells on the RRC wellbore file instead.
New entrants, last 12 months
Operators whose first permit in Montgomery County came in the last year. None.
Formations in completed wells
RRC WELLBORE FILE · ≥10 WELLS
Tops reported on completion filings for wells in Montgomery 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 |
|---|---|---|---|---|
| Wilcox | 189 | 0 | 8,650 | 7,697–11,005 |
| Frio | 85 | 0 | 2,746 | 2,535–3,801 |
| Yegua | 83 | 0 | 5,230 | 4,104–6,176 |
| Vicksburg | 71 | 0 | 3,532 | 3,390–3,980 |
| Jackson | 30 | 0 | 3,753 | 3,250–4,116 |
| Miocene (undifferentiated) | 26 | 0 | 1,982 | 1,786–2,348 |
| Cook Mountain | 10 | 0 | 6,562 | 6,162–6,890 |
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Disposal and injection
- 64
- active UIC permits of 252
- 1.2M
- permitted bbl/day, active
- 56.1M
- bbl injected, last 12 reported months
- Jun 2025
- reported through
Every active well, operator, and daily reporter in Montgomery County →
Permitted volume is a ceiling, not throughput. How to read it →
USGS catalog, Texas
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 |
|---|---|---|---|---|---|---|
| 893171 | Nov 8, 2023 | Nov 8, 2023 | Denbury Onshore, LLC | Conroe Field Unit #1634HH | 8,119 | 33931134 |
| 893143 | Nov 8, 2023 | Nov 8, 2023 | Denbury Onshore, LLC | H.B. Moore, et al -A- #1HH | 10,418 | 33931133 |
| 893057 | Aug 24, 2023 | Aug 24, 2023 | Wheeler Operating Corporation | F. S. Hooper #7 | 9,600 | 33931132 |
| 890911 | Jul 19, 2023 | Jul 19, 2023 | Raven Forest Operating, LLC | Raven Forest Unit 12 #1STH | 14,325 | 33931131 |
| 880146 | Jul 22, 2022 | Jul 22, 2022 | Raven Forest Operating, LLC | Raven Forest Unit 12 #1H | 15,948 | 33931131 |
| 879749 | May 5, 2022 | May 5, 2022 | Denbury Onshore, LLC | Foster #4 | 5,145 | 33901656 |
| 876035 | Jan 25, 2022 | Jan 25, 2022 | Raven Forest Operating, LLC | Matthews #1 | 7,000 | 33931130 |
| 874251 | Nov 10, 2021 | Nov 10, 2021 | Daylight Petroleum LLC | Doggett, Wendell J. #1 | 12,215 | 33930866 |
| 868429 | Mar 19, 2021 | Mar 19, 2021 | Raven Forest Operating, LLC | USA-Raven Forest #1 | 13,820 | 33930533 |
| 866576 | Dec 28, 2020 | Dec 28, 2020 | Raven Forest Operating, LLC | Bonilla Gas Unit #2 | 3,630 | 33931129 |
Questions about Montgomery County
How many drilling permits were issued in Montgomery County in the last 12 months?
0 permits were issued in Montgomery County in the last 12 months. The most recent was issued Nov 8, 2023. 1,188 are on file since 1977.
Every Montgomery County permit →Which operator has the most wells in Montgomery County?
No operator has filed a drilling permit in Montgomery County in the last 12 months. By wells on file, the largest is Highmark Energy Operating LLC, with 846, followed by Exxon Corp. (222) and Daylight Petroleum LLC (126).
Operators in Montgomery County →How many oil and gas wells are in Montgomery County?
2,197 wells are on file in Montgomery County, including 218 active, 1,098 plugged, and 1 permitted and not yet drilled. 8 are horizontal. The active wells are under 14 operators.
Every well in Montgomery County →How much oil and gas does Montgomery County produce?
The Railroad Commission files oil and gas production by lease, not by well or by county. Each lease with wells in Montgomery County is listed with its reported production on the county's Leases tab.
Leases in Montgomery County →How much water is injected in Montgomery County?
56.1 million barrels of water were injected in Montgomery County in the 12 months through June 2025, reported on form H-10. 64 of the county's 252 disposal and injection permits are active.
Disposal and injection in Montgomery County →What formations are drilled in Montgomery County?
Completion filings for wells in Montgomery County report tops for 7 formations in at least ten wells each. The most reported are the Wilcox (189 wells, median top 8,650 ft), the Frio (85 wells, median top 2,746 ft), and the Yegua (83 wells, median top 5,230 ft).
Formations in Montgomery County →What basin is Montgomery County in?
Petrora lists Montgomery County in the Texas Gulf Coast. It is in the Railroad Commission's District 03.
The Texas Gulf Coast →Have there been earthquakes in Montgomery County?
No earthquakes of magnitude 2 or more were located in the area of Montgomery County's permitted wells in the last 2 years.
Earthquakes in Montgomery 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/montgomery?days=180, documented in the API reference.