WELL · 42-489-31052 · DISTRICT 4
Studebaker James R. #1
Willacy County · Studebaker (Lower Frio) field · Temp Abandoned · Vertical
Studebaker James R. #1 (API 42-489-31052) is a well in Willacy County operated by Nadcf Recovery Group Inc., completed March 17, 2003 and listed as temp abandoned on the RRC schedule.
The RRC has issued one drilling permit, issued September 6, 2002, permitted to 17,000 ft.
It was permitted by Dominion Expl. & Prod., Inc. and has since transferred to Nadcf Recovery Group Inc. on the wellbore schedule.
Completion filings report one formation top, including Lwr Frio.
No lease production has been reported under this well’s leases.
Operator of record
Permitted by Dominion Expl. & Prod., Inc.; the EWA schedule now lists a different operator.
Chapin, SC · P-5 Y, filed May 4, 2026
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Nadcf Recovery Group Inc. |
| Production reports | Nadcf Recovery Group, Inc.through Oct 2011 |
| Latest permit | Dominion Expl. & Prod., Inc.Sep 6, 2002 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 17,000
- total depth, ft
- 1
- permits on file
- Sep 6, 2002
- last permit issued
- Mar 17, 2003
- completed
- 0
- cumulative oil, bbl
- 439K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Mar 2003 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Mar 17, 2003
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Delinquent
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 |
|---|---|---|---|---|---|---|
| Studebaker, James R. G-4-203187 | Studebaker (Lower Frio) | Nadcf Recovery Group, Inc. | 1 | 0 | 439K | Mar 2003 – Jul 2026 |
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.
- 1U.S. Enercorp, LLCMar 2003 → May 2004
- 2U.S. Enercorp, Ltd.Jun 2004 → Jul 2009
- 3Safari Production Company, Inc.Aug 2009 → Sep 2010
- 4Nadcf Recovery Group, Inc.Jan 2011 → Oct 2011
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 523458-99 | Drill | Dominion Expl. & Prod., Inc. | Sep 6, 2002 | Sep 6, 2002 | Oct 19, 2002 | 17,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-203187 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 39 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| LWR Frio | 14,124 | -14,085 |
| LWR Frio | 14,708 | -14,669 |
| LWR Frio | 15,234 | -15,195 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 14,124 | 14,140 | Perforated |
| 14,708 | 14,718 | Perforated |
| 15,234 | 15,316 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 2,500 | 17.5 | 1,885 S |
| 9.625 | 10,809 | 12.25 | 915 S |
| 3.5 | 15,990 | 6.75 | 555 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 | Oct 18, 2004 | Feb 12, 2004 | Yes |
| 00 | Sep 8, 2004 | — | — |
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 42-489-31052 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-489-31052 → 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/48931052, documented in the API reference.