WELL · 42-295-31487 · DISTRICT 10
Mason #1155
Lipscomb County · Duke-May (Tonkawa) field · Vertical
Mason #1155 (API 42-295-31487) is a plugged well in Lipscomb County, plugged March 26, 2008, last operated by Vintage Petroleum LLC.
The RRC has issued one drilling permit, issued February 21, 1984, permitted to 6,500 ft.
It was permitted by Slawson, Donald C. and has since transferred to Vintage Petroleum LLC on the wellbore schedule.
Completion filings report 4 formation tops, including Brown Dolomite, Base Heebner, Douglas, Tonkawa.
Operator of record
Permitted by Slawson, Donald C.; the EWA schedule now lists a different operator.
Houston, TX · P-5 Y, filed Dec 3, 2010
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Vintage Petroleum LLC |
| Production reports | none |
| Latest permit | Slawson, Donald C.Feb 21, 1984 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 6,500
- total depth, ft
- 1
- permits on file
- Feb 21, 1984
- last permit issued
- Jan 29, 1984
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Mar 2008
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jan 29, 1984
- Shut in
- —
- Plugged
- Mar 26, 2008
Surface location
No coordinates on the permit record yet. The RRC's GIS record usually lands within days of issuance; historical master-file permits never carry one.
Lease production
PDQ LEASE REPORTS · REPORTED THROUGH APR 2026
Texas reports oil by lease, not by well. These are the lease this well is completed on; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Mason G-14-112631 | Duke-May (Tonkawa) | Vintage Petroleum, LLC | 1 | 0 | 0 | Jan 1993 – Mar 2008 |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 229867-99 | Drill | Slawson, Donald C. | Nov 21, 1983 | Feb 21, 1984 | — | 6,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-14-112631 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,733 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Brown Dolomite | 3,386 | -653 |
| Brown DolomiteBASE BROWN DOLOMITE | 4,918 | -2,185 |
| Base Heebner | 5,836 | -3,103 |
| DouglasDOUGLAS SAND | 5,864 | -3,131 |
| Tonkawa | 6,315 | -3,582 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,341 | 6,348 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,262 | 12.25 | 800 S |
| 4.5 | 6,498 | 7.875 | 200 S |
Completion filings
W-2 and G-1 reports on record in the RRC wellbore file, newest first. The suffix identifies the wellbore or completion event. About these reports →
| Suffix | Filed | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Nov 15, 1984 | Jul 12, 1984 | — |
| 00 | Oct 5, 1984 | Mar 28, 1984 | — |
The source documents
Petrora holds the structured record. The scanned filings live at the RRC; these links open its search already filled in for this API.
- Wellbore filings for 42-295-31487 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-295-31487 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward). then paste it into their search.
About this data
Permits from the RRC OGA049M master and daily daf420 files; wellbore and operator of record from the EWA schedule, weekly; completions, formation tops, casing, and perforations from the dbf900 wellbore file; production from PDQ lease reports, which lag two to three months; injection from UIC permits, H-10 reports, and TexNet daily volumes; earthquakes from the TexNet catalog.
New to these records? How to read a well page · API numbers · completion reports and tops · why production is by lease
Developers: this page as JSON is GET /v1/data/wells/29531487, documented in the API reference.