WELL · 42-041-31771 · DISTRICT 3
Nantucket #1
Brazos County · Giddings (Austin Chalk-3) field · Horizontal
Nantucket #1 (API 42-041-31771) is a plugged horizontal well in Brazos County, plugged October 20, 2005, last operated by Southwest Resources Inc..
The RRC has issued 2 drilling permits (amended once) between 1993 and 1999, permitted to 11,500 ft.
It was permitted by Grand Operating, Inc. and has since transferred to Southwest Resources Inc. on the wellbore schedule.
Completion filings report 3 formation tops, including Pecan Gap, Austin Chalk, Eagle Ford.
Its lease has reported 211K barrels of oil and 1.39M mcf of gas since October 1993, last reporting in October 2006. The lease carries 2 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Grand Operating, Inc.; the EWA schedule now lists a different operator.
Brenham, TX · P-5 Y, filed Mar 4, 2026 · 3 permits on file · (979) 203-6530
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Southwest Resources Inc. |
| Production reports | Grand Operating, Inc.through Feb 2006 |
| Latest permit | Grand Operating, Inc.Feb 25, 1999 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 11,500
- total depth, ft
- 3
- permits on file
- Feb 25, 1999
- last permit issued
- Apr 28, 1999
- completed
- 211K
- cumulative oil, bbl
- 1.39M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Oct 1993 THROUGH Oct 2006
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Apr 28, 1999
- Shut in
- —
- Plugged
- Oct 20, 2005
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 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Nantucket O-3-22342 | Giddings (Austin Chalk-3) | Southwest Resources, Inc. | 2 | 211K | 1.39M | Oct 1993 – Oct 2006 |
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.
- 1Reserve Production, Inc.Oct 1993 → Feb 1996
- 2Grand Operating, Inc.Apr 1999 → Nov 2005
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 482955-99 | Recompletion | Grand Operating, Inc. | Feb 25, 1999 | Feb 25, 1999 | Jul 30, 1998 | 11,000 |
| 415675-98 | Drill | Reserve Production, Inc. | Jan 25, 1994 | Sep 3, 1993 | Sep 5, 1993 | 11,500 |
| 415675-99 | Drill | Reserve Production, Inc. | Sep 3, 1993 | Sep 3, 1993 | — | 11,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-3-22342 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 313 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Pecan Gap | 9,798 | -9,485 |
| Austin Chalk | 10,248 | -9,935 |
| Austin Chalk | 10,276 | -9,963 |
| Eagle FordEAGLEFORD SHALE | 10,674 | -10,361 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 10,276 | 13,728 | Perforated |
| 12,406 | — | Perforated |
| 12,687 | — | Perforated |
| 13,169 | — | Perforated |
| 13,340 | — | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 2,740 | — | — |
| 7 | 10,273 | 8.75 | 500 S |
| 7 | 10,273 | — | — |
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 | Jun 17, 1999 | May 17, 1999 | Yes |
| 00 | Apr 28, 1994 | Jan 27, 1994 | Yes |
| 00 | Apr 21, 1994 | — | — |
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 42-041-31771 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-041-31771 → 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/04131771, documented in the API reference.