WELL · 42-413-31437 · DISTRICT 7
Mayer Ranch TT #58
Schleicher County · Sawyer (Strawn North) field · Vertical
Mayer Ranch TT #58 (API 42-413-31437) is a well in Schleicher County operated by Graham Royalty Ltd., completed March 19, 1985.
The RRC has issued 2 drilling permits (amended once) between 1984 and 1990, permitted to 8,450 ft.
Completion filings report 2 formation tops, including Canyon, Strawn.
No lease production has been reported under this well’s leases.
Operator of record
Covington, LA · P-5 Y, filed Apr 5, 1996 · 227 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Graham Royalty Ltd. |
| Production reports | Upp Operating, LLCthrough Apr 2026 |
| Latest permit | Graham Royalty, Ltd.Nov 28, 1990 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,450
- total depth, ft
- 3
- permits on file
- Nov 28, 1990
- last permit issued
- Mar 19, 1985
- completed
- 0
- cumulative oil, bbl
- 797K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Mar 19, 1985
- 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 2 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 |
|---|---|---|---|---|---|---|
| Mayer Ranch "TT" G-9-138937 | Sawyer (Canyon) | Upp Operating, LLC | 1 | 0 | 797K | Jan 1993 – Jul 2026 |
| — G-9-117150 | — | — | 0 | 0 | 0 | — |
Gas, mcf lease total
Last 12 months 5,813 · prior 12 6,785(-14%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Graham Royalty, Ltd.Jan 1993 → Oct 1993
- 2Dreyfus, Louis Natural Gas CorpNov 1993 → Nov 2001
- 3Dominion Oklahoma Texas E&P, IncDec 2001 → Dec 2007
- 4Highmount Expl & Prod Texas LLCJan 2008 → Sep 2014
- 5Enervest Operating, L.L.C.Oct 2014 → Mar 2019
- 6Upp Operating, LLCApr 2019 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 381245-99 | Recompletion | Graham Royalty, Ltd. | Nov 19, 1990 | Nov 28, 1990 | Nov 12, 1990 | 8,450 |
| 246885-98 | Drill | Statex Petroleum Inc. | Mar 31, 1989 | Jul 31, 1984 | — | 8,450 |
| 246885-99 | Drill | Statex Petroleum Inc. | May 2, 1985 | Jul 31, 1984 | Oct 14, 1984 | 7,800 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-9-117150 | — | — | — | — |
| — | — G-9-138937 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,379 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,978 | 7,015 | Perforated |
| 7,918 | 7,992 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,283 | 12.25 | 450 S |
| 4.5 | 8,449 | 7.875 | 550 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 5, 1991 | Aug 5, 1991 | — |
| 00 | Sep 19, 1991 | Feb 11, 1991 | Yes |
| 00 | Aug 13, 1991 | — | — |
| 00 | Oct 27, 1987 | Oct 21, 1987 | Yes |
| 00 | Jul 24, 1985 | Jul 5, 1985 | — |
| 00 | Jul 17, 1985 | — | — |
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 42-413-31437 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-413-31437 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward) and the University Lands library. 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/41331437, documented in the API reference.