WELL · 42-355-31779 · DISTRICT 4
Cardwell O. L. Unit #1
Nueces County · Calallen SW. (7455) field · Vertical
Cardwell O. L. Unit #1 (API 42-355-31779) is a plugged well in Nueces County, plugged March 31, 1990, last operated by Mobil Producing TX. & N.M. Inc..
The RRC has issued 2 drilling permits in 1981, permitted to 9,100 ft.
Operator of record
Mobil Producing TX. & N.M. Inc.
Spring, TX · P-5 Y, filed May 4, 2026 · 6,763 permits on file · (281) 773-7706
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Mobil Producing TX. & N.M. Inc. |
| Production reports | none |
| Latest permit | Mobil Producing TX. & N.M. Inc.Nov 3, 1981 |
- 9,100
- total depth, ft
- 2
- permits on file
- Nov 3, 1981
- last permit issued
- Jul 23, 1981
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jul 23, 1981
- Shut in
- —
- Plugged
- Mar 31, 1990
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 |
|---|---|---|---|---|---|---|
| Cardwell, O.L. Farm O-4-10001 | Calallen, SW.(5530) | Bermuda Hydrocarbon, Inc. | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 139458-99 | Recompletion | Mobil Producing TX. & N.M. Inc. | Nov 3, 1981 | Nov 3, 1981 | — | 7,465 |
| 118366-99 | Drill | Mobil Exploration Company, Inc. | May 12, 1981 | May 12, 1981 | May 15, 1981 | 9,100 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-4-10001 | — | — | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,527 | 5,592 | Perforated |
| 7,455 | 7,460 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 1,864 | 14.75 | 1,140 S |
| 10.75 | 1,864 | — | — |
| 2.375 | 5,491 | — | — |
| 2.375 | 7,364 | — | — |
| 7.625 | 7,540 | 9.875 | 800 S |
| 7.625 | 7,540 | — | — |
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 | Feb 18, 1982 | — |
| 00 | Jan 12, 1984 | Jul 27, 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 42-355-31779 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-355-31779 → 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/35531779, documented in the API reference.