WELL · 42-409-31507 · DISTRICT 4
Morris Marilyn #1
San Patricio County · Midway (6200) field · Vertical
Morris Marilyn #1 (API 42-409-31507) is a plugged well in San Patricio County, plugged July 7, 2014, last operated by Geronimo Oil CO..
The RRC has issued 2 drilling permits between 1981 and 1993, permitted to 6,400 ft.
Completion filings report 4 formation tops, including Oakville, Catahoula, Anahuac, Marg-Frio.
Its 2 leases have reported 2.19K barrels of oil and 279 mcf of gas since January 1993, last reporting in July 2026. The leases carry 2 wells, so these are lease totals, not this well alone.
Operator of record
Corpus Chrsti, TX · P-5 Y, filed Feb 6, 1998 · 93 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Geronimo Oil Co. |
| Production reports | Carrizo Oil & Gas, Inc.through Dec 1996 |
| Latest permit | Geronimo Oil Co.Oct 22, 1993 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 6,400
- total depth, ft
- 2
- permits on file
- Oct 22, 1993
- last permit issued
- Jan 10, 1983
- completed
- 2.19K
- cumulative oil, bbl
- 279
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jan 10, 1983
- Shut in
- —
- Plugged
- Jul 7, 2014
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; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Morris, Marilyn O-4-12276 | Midway (Greta 5000) | Chesnut Oil and Gas, Inc. | 1 | 1.33K | 269 | Nov 1993 – Jul 2026 |
| Morris, Marilyn O-4-10167 | Midway (6200) | Geronimo Oil Co. | 1 | 857 | 10 | Jan 1993 – Feb 1994 |
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.
- 1Geronimo Oil Co.Jan 1993 → Mar 1995
- 2Carrizo Oil & Gas, Inc.Apr 1995 → Dec 1996
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 416523-99 | Recompletion | Geronimo Oil Co. | Sep 28, 1993 | Oct 22, 1993 | Oct 30, 1993 | 6,400 |
| 119135-99 | Drill | Geronimo Oil Co. | Apr 15, 1981 | Apr 15, 1981 | Jun 30, 1981 | 6,400 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-4-10167 | — | — | — | — |
| — | — O-4-12276 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 54 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,028 | 5,034 | Perforated |
| 5,040 | 5,050 | Perforated |
| 6,195 | 6,198 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 815 | 12.25 | 425 S |
| 2.375 | 6,078 | — | — |
| 4.5 | 6,429 | 7.875 | 580 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 21, 1994 | Nov 4, 1993 | Yes |
| 00 | Nov 22, 1993 | Jan 17, 1983 | — |
| 00 | Jan 12, 1984 | Jan 17, 1983 | — |
| 00 | Jan 12, 1984 | Sep 21, 1981 | — |
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 42-409-31507 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-409-31507 → 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/40931507, documented in the API reference.