Drilling Permit Master
The monthly master file of drilling permit applications, without coordinates.
- Updates
- Monthly
Texas RRC datasets
The Railroad Commission publishes these as EBCDIC, fixed-width ASCII, dBase and shapefiles, described only in scanned COBOL manuals. Here they are with the record layouts, code lookups and join keys spelled out — and exports in formats a spreadsheet can open.
Drilling Permit Master and Trailer
The permit master plus its trailer records, without coordinates.
- Updates
- Monthly
Drilling Permit Master and Trailer — Daily File (with latitudes and longitudes)
Every drilling permit application, refreshed nightly, with surface and bottomhole coordinates.
- Rows
- 114.7K
- Size
- 81.6 MB
- Updates
- Nightly
- Last seen
- 31 Jul 2026
Drilling Permit Master and Trailer — End of Month File (with latitudes and longitudes)
The same permits as the nightly file, cut once a month as a stable snapshot.
- Rows
- 114.7K
- Size
- 81.6 MB
- Updates
- Monthly
- Last seen
- 31 Jul 2026
Drilling Permits Pending Approval (with latitudes and longitudes)
Applications the Commission has received but not yet approved, twice a day.
- Updates
- Twice daily
Horizontal Drilling Permits
A monthly horizontal-only extract: issue date, permit number, API number and permitted field.
- Updates
- Monthly
Drilling Permit (W-1) Imaged Files
Scanned W-1 permit forms and the plats filed with them.
- Updates
- Nightly
Full Wellbore Database (ASCII)
Every well ever assigned an API number in Texas, with casing, tubing, perforations, formations, plugging and inactive-well tests.
- Rows
- 1.2M
- Size
- 297.8 MB
- Updates
- Weekly
- Last seen
- 31 Jul 2026
Full Wellbore Database (EBCDIC)
The same wellbore database, in the raw IBM mainframe encoding.
- Updates
- Weekly
Wellbore Completion Records
The lease and well identifiers each wellbore has been completed under.
- Rows
- 1.1M
- Size
- 121.3 MB
- Updates
- Weekly
- Last seen
- 31 Jul 2026
Wellbore Form Dates
When each form was filed against a wellbore, plus elevation and plug-back depths.
- Rows
- 1.6M
- Size
- 225.4 MB
- Updates
- Weekly
- Last seen
- 31 Jul 2026
Wellbore Formation Records
Named geological formations and the depth each was encountered at.
- Rows
- 2.1M
- Size
- 211.2 MB
- Updates
- Weekly
- Last seen
- 31 Jul 2026
Wellbore Casing Records
Every casing string set in every Texas well: size, depth, hole size and cement.
- Rows
- 1.7M
- Size
- 208.6 MB
- Updates
- Weekly
- Last seen
- 31 Jul 2026
Wellbore Perforation Records
The perforated intervals a well is completed through.
- Rows
- 1M
- Size
- 91.6 MB
- Updates
- Weekly
- Last seen
- 31 Jul 2026
Wellbore Tubing Records
Tubing strings and packer depths.
- Rows
- 467.2K
- Size
- 46.7 MB
- Updates
- Weekly
- Last seen
- 31 Jul 2026
Wellbore Remarks
Free-text remarks the Commission recorded against a wellbore.
- Rows
- 2.3M
- Size
- 280.8 MB
- Updates
- Weekly
- Last seen
- 31 Jul 2026
Wellbore Plugging Records
W-3 plugging reports: when a well was plugged, to what depth, and with what.
- Rows
- 477.6K
- Size
- 98.8 MB
- Updates
- Weekly
- Last seen
- 31 Jul 2026
Wellbore Drilling Permit Numbers
Every drilling permit number ever issued against a wellbore.
- Rows
- 701.8K
- Size
- 66.4 MB
- Updates
- Weekly
- Last seen
- 31 Jul 2026
Wellbore Well Identifiers
The oil lease and well numbers a wellbore is identified by.
- Rows
- 663.9K
- Size
- 61.0 MB
- Updates
- Weekly
- Last seen
- 31 Jul 2026
Wellbore H-15 Inactive Well Tests
H-15 tests on inactive wells: who tested, when, and what the status was.
- Rows
- 1M
- Size
- 148.6 MB
- Updates
- Weekly
- Last seen
- 31 Jul 2026
Wellbore Query Data
The fifty-nine column extract behind the Commission's own public wellbore query.
- Updates
- Monthly
Statewide Oil Well Database
Testing and technical data for every oil well on the statewide schedule.
- Updates
- Monthly
Statewide Gas Well Database
Testing and technical data for every gas well on the statewide schedule.
- Updates
- Monthly
Oil Detail Well
Multi-well detail records carrying W-10 test data.
- Updates
- Monthly