WELL · 42-481-32833 · DISTRICT 3
Callahan Estate #1
Wharton County · Hillje (Frio 6935) field · Vertical
Callahan Estate #1 (API 42-481-32833) is a plugged well in Wharton County, plugged July 30, 1996, last operated by Texokan Energy Corporation.
The RRC has issued 3 drilling permits (amended once) between 1985 and 1992, permitted to 7,600 ft.
Completion filings report 6 formation tops, including Catahoula, T/Catahoula, Anahuac, T/Anahuac.
Operator of record
Scroggins, TX · P-5 Y, filed Sep 6, 1996 · 10 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Texokan Energy Corporation |
| Production reports | Texokan Energy Corporationthrough Oct 1995 |
| Latest permit | Texokan Energy CorporationAug 17, 1992 |
- 7,600
- total depth, ft
- 4
- permits on file
- Aug 17, 1992
- last permit issued
- Feb 23, 1988
- completed
- 0
- cumulative oil, bbl
- 144K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 1996
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Feb 23, 1988
- Shut in
- —
- Plugged
- Jul 30, 1996
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 3 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 |
|---|---|---|---|---|---|---|
| Calahan Estate G-3-145433 | Hillje (Frio 6700) | Texokan Energy Corporation | 1 | 0 | 144K | Jan 1993 – Jul 1996 |
| Callahan Estate O-3-20142 | Hillje (Frio 6935) | Texokan Energy Corporation | 1 | 0 | 0 | Jan 1993 – Jun 1993 |
| — G-3-116413 | — | — | 0 | 0 | 0 | — |
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.
- 1Texokan Energy CorporationJan 1993 → Oct 1995
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 402156-98 | Recompletion | Texokan Energy Corporation | Jun 2, 1993 | Aug 17, 1992 | Aug 24, 1992 | 7,200 |
| 402156-99 | Recompletion | Texokan Energy Corporation | Aug 10, 1992 | Aug 17, 1992 | — | 7,200 |
| 343426-99 | Recompletion | Texokan Energy Corporation | Mar 3, 1988 | Apr 29, 1988 | — | 7,200 |
| 270164-99 | Drill | Texokan Energy Corporation | Mar 20, 1985 | Mar 21, 1985 | — | 7,600 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-3-116413 | — | — | — | — |
| — | — G-3-145433 | — | — | — | — |
| — | — O-3-20142 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 78 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,720 | 6,724 | Perforated |
| 6,896 | 6,899 | Perforated |
| 6,928 | 6,930 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,828 | 12.25 | 710 S |
| 4.5 | 7,186 | 7.875 | 500 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 | Jun 23, 1993 | Feb 24, 1993 | — |
| 00 | Jun 9, 1993 | — | — |
| 00 | Sep 28, 1988 | Sep 9, 1988 | — |
| 00 | Sep 20, 1988 | Jun 13, 1988 | — |
| 00 | Jul 11, 1988 | Jun 13, 1988 | — |
| 00 | Jun 30, 1988 | — | — |
| 00 | Jun 7, 1985 | Apr 30, 1985 | — |
| 00 | May 29, 1985 | — | — |
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 42-481-32833 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-481-32833 → 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/48132833, documented in the API reference.