WELL · 42-479-30919 · DISTRICT 4
Callaghan Ranch #28
Webb County · Finley-Webb (Upper Cons) field · Vertical
Callaghan Ranch #28 (API 42-479-30919) is a plugged well in Webb County, plugged June 19, 2014, last operated by Hilcorp Energy Company.
The RRC has issued 4 drilling permits between 1982 and 2005, permitted to 6,655 ft.
It was permitted by Denali Oil & Gas Management, LLC and has since transferred to Hilcorp Energy Company on the wellbore schedule.
Operator of record
Permitted by Denali Oil & Gas Management, LLC; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active – Extension (X)
- P-5 last filed
- Mar 27, 2026
- Permits on file
- 3,454
- Phone
- (713) 209-2400
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Hilcorp Energy Company |
| Production reports | Chesapeake Operating, Inc.through Jun 2012 |
| Latest permit | Denali Oil & Gas Management, LLCFeb 10, 2005 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 6,655
- total depth, ft
- 4
- permits on file
- Feb 10, 2005
- last permit issued
- Feb 26, 2005
- completed
- 0
- cumulative oil, bbl
- 1.71M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jun 2014
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Feb 26, 2005
- Shut in
- —
- Plugged
- Jun 19, 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 4 leases this well is completed on; they carry 4 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Callaghan Ranch G-4-145653 | Finley-Webb (Upper Cons) | Chesapeake Operating, Inc. | 1 | 0 | 234K | Apr 1993 – Jun 2014 |
| Callaghan Ranch G-4-208789 | Finley-Webb (Upper Cons) | Chesapeake Operating, Inc. | 1 | 0 | 1.48M | Feb 2005 – Jun 2014 |
| Callaghan Ranch G-4-173593 | Finley-Webb (5100) | Denali Oil & Gas Management, LLC | 1 | 0 | 0 | Jul 1999 – Mar 2005 |
| Callaghan Ranch G-4-100524 | Finley-Webb (Wilcox 5600) | Mobil Producing TX. & N.M. Inc. | 1 | 0 | 0 | Jan 1993 – Apr 1993 |
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.
- 1Mobil Producing TX. & N.M. Inc.Apr 1993 → Sep 1995
- 2Denali Oil & Gas Management, LLCFeb 2005 → Jan 2006
- 3Chesapeake Operating, Inc.Feb 2006 → Jun 2012
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 557473-99 | Recompletion | Denali Oil & Gas Management, LLC | Feb 9, 2005 | Feb 10, 2005 | Jan 12, 2005 | 6,655 |
| 484660-99 | Recompletion | Mobil Producing TX. & N.M. Inc. | May 20, 1999 | May 20, 1999 | Jul 13, 1999 | 5,510 |
| 405668-99 | Recompletion | Mobil Producing TX. & N.M. Inc. | Nov 4, 1992 | Nov 4, 1992 | Apr 18, 1993 | 6,655 |
| 153785-99 | Recompletion | Mobil Producing TX. & N.M. Inc. | Mar 17, 1982 | Mar 17, 1982 | — | 6,655 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-100524 | — | — | — | — |
| — | — G-4-145653 | — | — | — | — |
| — | — G-4-173593 | — | — | — | — |
| — | — G-4-208789 | — | — | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,990 | 5,010 | Perforated |
| 5,135 | 5,149 | Perforated |
| 5,230 | 5,250 | Perforated |
| 5,584 | 5,620 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 508 | 12.25 | 350 S |
| 8.625 | 508 | — | — |
| 2.375 | 5,542 | — | — |
| 4.5 | 6,649 | 7.875 | 1,500 S |
| 4.5 | 6,649 | — | — |
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 6, 2006 | Oct 24, 2005 | — |
| 00 | Aug 18, 2005 | Apr 4, 2005 | Yes |
| 00 | Jun 22, 2005 | — | — |
| 00 | Aug 13, 1999 | Jul 22, 1999 | — |
| 00 | Jul 30, 1999 | — | — |
| 00 | Jul 23, 1993 | May 4, 1993 | Yes |
| 00 | Jul 6, 1993 | — | — |
| 00 | Jan 12, 1984 | Jun 2, 1982 | — |
| 00 | Jan 12, 1984 | Aug 20, 1975 | — |
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 42-479-30919 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-30919 → 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/47930919, documented in the API reference.