WELL · 42-399-32793 · DISTRICT 7
Mayo B. L. #4
Runnels County · Joyce Ann (Lower Gardner) field · Vertical
Mayo B. L. #4 (API 42-399-32793) is a plugged well in Runnels County, plugged May 10, 1991, last operated by R & R Well Service.
The RRC has issued one drilling permit, issued June 14, 1983, permitted to 5,500 ft.
It was permitted by Black, Bob Operating and has since transferred to R & R Well Service on the wellbore schedule.
Its lease has reported 8.93K barrels of oil and 4.79K mcf of gas since January 1993, last reporting in April 2003. The lease carries 3 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Black, Bob Operating; the EWA schedule now lists a different operator.
Fort Worth, TX · P-5 Y, filed Sep 5, 2003 · 9 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | R & R Well Service |
| Production reports | R & R Well Servicethrough Jun 2000 |
| Latest permit | Black, Bob OperatingJun 14, 1983 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 5,500
- total depth, ft
- 1
- permits on file
- Jun 14, 1983
- last permit issued
- Jul 26, 1983
- completed
- 8.93K
- cumulative oil, bbl
- 4.79K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Apr 2003
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jul 26, 1983
- Shut in
- —
- Plugged
- May 10, 1991
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; they carry 3 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Mayo, B. L. O-9-9007 | Joyce Ann (Lower Gardner) | R & R Well Service | 3 | 8.93K | 4.79K | Jan 1993 – Apr 2003 |
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.
- 1Townsend the Co.Jan 1993 → Aug 1994
- 2Pinon Petroleum, Inc.Sep 1994 → May 1996
- 3Smail, James R.Jun 1996 → Dec 1998
- 4R & R Well ServiceJan 1999 → Feb 2000
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 198098-99 | Drill | Black, Bob Operating | Jun 14, 1983 | Jun 14, 1983 | Jul 12, 1983 | 5,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-9-9007 | — | — | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,807 | 4,811 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 160 | 11 | 110 S |
| 2.375 | 4,800 | — | — |
| 4.5 | 4,898 | 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 | Jan 12, 1984 | Aug 1, 1983 | — |
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 42-399-32793 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-399-32793 → 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/39932793, documented in the API reference.