WELL · 42-503-40355 · DISTRICT 9
Tankersley Unit #1
Young County · Young County Regular (Gas) field · Vertical
Tankersley Unit #1 (API 42-503-40355) is a well in Young County operated by Stovall N. D. & Son, completed October 15, 1991.
The RRC has issued one drilling permit, issued August 23, 1991, permitted to 4,600 ft.
Completion filings report 3 formation tops, including Caddo, Marble Falls, Mississippian.
Its 3 leases have reported 41.7K barrels of oil and 45.9K mcf of gas since January 1993, last reporting in July 2026.
Operator of record
Graham, TX · P-5 Y, filed Aug 4, 1993 · 143 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Stovall N. D. & Son |
| Production reports | Stovall Operating Co.through Apr 2026 |
| Latest permit | Stovall, N. D. & SonAug 23, 1991 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 4,600
- total depth, ft
- 1
- permits on file
- Aug 23, 1991
- last permit issued
- Oct 15, 1991
- completed
- 41.7K
- cumulative oil, bbl
- 45.9K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Oct 15, 1991
- Shut in
- —
- Plugged
- —
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 3 leases this well is completed on; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Tankersley Unit O-13-28346 | Young County Regular | Stovall Operating Co. | 1 | 41.7K | 45.9K | Jan 1993 – Jul 2026 |
| — G-13-139687 | — | — | 0 | 0 | 0 | — |
| — G-13-139688 | — | — | 0 | 0 | 0 | — |
Oil, barrels lease total
Last 12 months 44 · prior 12 29(+52%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Stovall Operating Co.Jan 1993 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 390970-99 | Drill | Stovall, N. D. & Son | Aug 16, 1991 | Aug 23, 1991 | Sep 10, 1991 | 4,600 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-13-139687 | — | — | — | — |
| — | — G-13-139688 | — | — | — | — |
| — | — O-13-28346 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 1,125 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| CaddoCADDO LM | 3,429 | -2,304 |
| Marble FallsMARBLE FALLS LM | 4,052 | -2,927 |
| MississippianMISSISSIPPI LM | 4,279 | -3,154 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,322 | 4,324 | Perforated |
| 4,322 | 4,324 | Open hole |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 150 | 12.25 | 110 S |
| 4.5 | 4,322 | 7.875 | 125 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 | Aug 7, 1992 | Jul 14, 1992 | — |
| 00 | Jul 28, 1992 | — | — |
| 00 | Nov 21, 1991 | Oct 22, 1991 | Yes |
| 00 | Nov 1, 1991 | — | — |
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 42-503-40355 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-503-40355 → 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/50340355, documented in the API reference.