WELL · 42-505-31092 · DISTRICT 4
Muzza G. P. #1
Zapata County · Fandango West field · Vertical
Muzza G. P. #1 (API 42-505-31092) is a plugged well in Zapata County, plugged January 25, 2001, last operated by Shell Western E&P.
The RRC has issued 2 drilling permits between 1979 and 1983, permitted to 21,500 ft.
It was permitted by Shell Oil Company and has since transferred to Shell Western E&P on the wellbore schedule.
Completion filings report 6 formation tops, including Yegua, Cook Mountain, Crockett, Sparta.
Operator of record
Permitted by Shell Oil Company; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Delinquent (D)
- P-5 last filed
- Jan 4, 2021
- Permits on file
- 1,756
- Phone
- (832) 337-0694
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Shell Western E&P |
| Production reports | Shell Western E&P Inc.through Oct 1995 |
| Latest permit | Shell Oil CompanyFeb 25, 1983 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 21,500
- total depth, ft
- 2
- permits on file
- Feb 25, 1983
- last permit issued
- Mar 21, 1983
- completed
- 0
- cumulative oil, bbl
- 3.65M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jan 2001
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Mar 21, 1983
- Shut in
- —
- Plugged
- Jan 25, 2001
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 |
|---|---|---|---|---|---|---|
| Muzza, G. P. G-4-107527 | Fandango (Wilcox, Upper T2-T3) | Shell Western E&P | 1 | 0 | 3.65M | Jan 1993 – Jan 2001 |
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.
- 1Shell Western E&P Inc.Jan 1993 → Oct 1995
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 187056-99 | Recompletion | Shell Oil Company | Feb 25, 1983 | Feb 25, 1983 | — | 15,262 |
| 49119-99 | Drill | Shell Oil Company | May 23, 1979 | May 23, 1979 | Jul 20, 1979 | 21,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-107527 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 604 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Yegua | 2,235 | -1,631 |
| Cook Mountain | 3,702 | -3,098 |
| Crockett | 4,594 | -3,990 |
| Sparta | 4,840 | -4,236 |
| Queen City | 5,470 | -4,866 |
| Carrizo | 9,340 | -8,736 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 14,837 | 14,843 | Perforated |
| 14,837 | 14,861 | Perforated |
| 14,845 | 14,849 | Perforated |
| 14,858 | 14,861 | Perforated |
| 14,974 | 14,997 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 16 | 1,227 | 20 | 985 S |
| 11.75 | 8,395 | 14.75 | 5,000 S |
| 2.875 | 14,128 | — | — |
| 2.875 | 14,330 | — | — |
| 5 | 15,260 | 6.75 | 610 S |
| 5 | 15,260 | — | — |
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 9, 1994 | Sep 21, 1994 | — |
| 00 | Jan 12, 1984 | Jul 15, 1983 | — |
| 00 | Jan 12, 1984 | Mar 12, 1980 | — |
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 42-505-31092 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-505-31092 → 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/50531092, documented in the API reference.