WELL · 42-363-34429 · DISTRICT 7
Mayo Unit #1
Palo Pinto County · J. R. Jacobs (Big Saline) field · Vertical
Mayo Unit #1 (API 42-363-34429) is a plugged well in Palo Pinto County, plugged March 12, 2018, last operated by Reval Exploration LLC.
The RRC has issued one drilling permit, issued June 20, 1995, permitted to 3,800 ft.
It was permitted by Sabre Oil And Gas Corp. and has since transferred to Reval Exploration LLC on the wellbore schedule.
Completion filings report 2 formation tops, including Strawn, Big Saline.
Operator of record
Permitted by Sabre Oil and Gas Corp.; the EWA schedule now lists a different operator.
Phoenix, AZ · P-5 Y, filed Jul 7, 2017 · (817) 454-3094
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Reval Exploration LLC |
| Production reports | Reval Exploration LLCthrough Nov 2012 |
| Latest permit | Sabre Oil and Gas Corp.Jun 20, 1995 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 3,800
- total depth, ft
- 1
- permits on file
- Jun 20, 1995
- last permit issued
- Jul 12, 1995
- completed
- 0
- cumulative oil, bbl
- 1.38M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jul 1995 THROUGH Mar 2018
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jul 12, 1995
- Shut in
- —
- Plugged
- Mar 12, 2018
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 |
|---|---|---|---|---|---|---|
| Mayo Unit G-8-155337 | J. R. Jacobs (Big Saline) | Reval Exploration LLC | 1 | 0 | 1.38M | Jul 1995 – Mar 2018 |
No volumes reported on these leases in the last three years.
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Sabre Oil and Gas Corp.Jul 1995 → Jan 2008
- 2Razor Resources, Inc.Feb 2008 → Sep 2009
- 3Cedar Oil CompanyOct 2009 → Jun 2010
- 4D.J. & T. EnergyJul 2010 → Oct 2011
- 5Reval Exploration LLCNov 2011 → Nov 2012
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 437074-99 | Drill | Sabre Oil and Gas Corp. | Jun 20, 1995 | Jun 20, 1995 | Jun 22, 1995 | 3,800 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-8-155337 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 981 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Strawn | 1,873 | -892 |
| Big Saline | 3,078 | -2,097 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 3,078 | 3,090 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 264 | 12.25 | 170 S |
| 4.5 | 3,268 | 7.875 | 175 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 14, 1995 | Aug 28, 1995 | Yes |
| 00 | Sep 26, 1995 | — | — |
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 42-363-34429 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-363-34429 → 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/36334429, documented in the API reference.