TEXAS · WELLS · ZAPATA COUNTY · M.L.E.I., MARSHALL, S.G. LEASE · API 42-505-31753 · DISTRICT 04
M.L.E.I. Marshall S.G. #6
Zapata County · J. C. Martin (Lobo) field · Vertical
M.L.E.I. Marshall S.G. #6 (API 42-505-31753) is a plugged well in Zapata County, plugged December 13, 2012, last operated by Chevron U. S. A. Inc..
The RRC has issued one drilling permit, issued December 27, 1983, permitted to 12,000 ft.
Completion filings report 4 formation tops, including Queen City, Wilcox, Lobo I, Lobo 6.
Operator of record
- Based in
- Midland, TX
- P-5 status
- Active (A)
- P-5 last filed
- Jan 30, 2026
- Permits on file
- 9,293
- Phone
- (866) 212-1212
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Chevron U. S. A. Inc. |
| Production reports | Chevron U. S. A. Inc.through Dec 2007 |
| Latest permit | Chevron U. S. A. Inc.Dec 27, 1983 |
- 12,000
- total depth, ft
- 1
- permits on file
- Dec 27, 1983
- last permit issued
- May 2, 1984
- completed
- 0
- cumulative oil, bbl
- 204K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Dec 2012
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- May 2, 1984
- Shut in
- —
- Plugged
- Dec 13, 2012
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 |
|---|---|---|---|---|---|---|
| M.L.E.I., Marshall, S.G. G-4-111054 | J. C. Martin (Lobo) | Chevron U. S. A. Inc. | 1 | 0 | 204K | Jan 1993 – Dec 2012 |
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.
- 1Chevron U. S. A. Inc.Jan 1993 → Dec 2007
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 224791-99 | Drill | Chevron U. S. A. Inc. | Dec 27, 1983 | Dec 27, 1983 | — | 12,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| May 2, 1984 | M.L.E.I. Marshall S.G. G-4-111054 | J. C. Martin (Lobo) | Chevron U. S. A. Inc. | Plugged | — |
Formation tops
As filed on W-2/G-1. Subsea from 24 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Queen City | 3,402 | -3,378 |
| WilcoxUPPER WILCOX | 5,094 | -5,070 |
| WilcoxMIDDLE WILCOX | 7,766 | -7,742 |
| Lobo I | 9,853 | -9,829 |
| Lobo 6 | 10,772 | -10,748 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,931 | 9,947 | Perforated |
| 9,953 | 9,961 | Perforated |
| 10,014 | 10,019 | Perforated |
| 10,026 | 10,031 | Perforated |
| 10,036 | 10,046 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 16 | 81 | — | — |
| 10.75 | 1,224 | 14.75 | 585 sx |
| 7.625 | 7,844 | 9.875 | 1,450 sx |
| 5.5 | 10,770 | 6.75 | 1,450 sx |
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 | Jul 2, 1984 | Jun 17, 1984 | — |
| 00 | Jun 27, 1984 | Jun 17, 1984 | — |
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 42-505-31753 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-505-31753 → 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/50531753, documented in the API reference.