WELL · 42-479-31186 · DISTRICT 4
Callaghan Ranch #42
Webb County · Vertical
Callaghan Ranch #42 (API 42-479-31186) is a permitted well in Webb County filed by Denali Oil & Gas Management, LLC; no completion report is on file yet.
The RRC has issued 4 drilling permits between 1989 and 2004, permitted to 6,100 ft.
Operator of record
Denali Oil & Gas Management, LLC
- Based in
- Houston, TX
- P-5 status
- Inactive (I)
- P-5 last filed
- Aug 10, 2012
- Permits on file
- 94
- Phone
- (281) 847-1888
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | Chesapeake Operating, Inc.through Aug 2008 |
| Latest permit | Denali Oil & Gas Management, LLCDec 15, 2004 |
- 6,100
- total depth, ft
- 4
- permits on file
- Dec 15, 2004
- last permit issued
- —
- completed
- 0
- cumulative oil, bbl
- 557K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2011
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- Shut in
- —
- Plugged
- —
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 3 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Callaghan Ranch G-4-145783 | Finley-Webb (Upper Cons) | Chesapeake Operating, Inc. | 1 | 0 | 234K | May 1993 – Jul 2011 |
| Callaghan Ranch G-4-205378 | Finley-Webb (Upper Cons) | Chesapeake Operating, Inc. | 1 | 0 | 323K | Oct 2004 – Jul 2011 |
| Callaghan Ranch G-4-139349 | Wildcat | Mobil Producing TX. & N.M. Inc. | 1 | 0 | 0 | Jan 1993 – May 1993 |
| — G-4-70506 | — | — | 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.
- 1Mobil Producing TX. & N.M. Inc.May 1993 → Mar 2004
- 2Denali Oil & Gas Management, LLCApr 2004 → Jan 2006
- 3Chesapeake Operating, Inc.Feb 2006 → Aug 2008
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 554866-99 | Recompletion | Denali Oil & Gas Management, LLC | Dec 15, 2004 | Dec 15, 2004 | Oct 3, 2004 | 5,230 |
| 419407-99 | Recompletion | Mobil Producing TX. & N.M. Inc. | Dec 16, 1993 | Dec 16, 1993 | — | 6,100 |
| 405669-99 | Recompletion | Mobil Producing TX. & N.M. Inc. | Nov 4, 1992 | Nov 4, 1992 | Apr 13, 1993 | 6,100 |
| 364322-99 | Recompletion | Mobil Producing TX. & N.M. Inc. | Sep 25, 1989 | Sep 29, 1989 | Dec 7, 1989 | 6,100 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-70506 | — | — | — | — |
| — | — G-4-139349 | — | — | — | — |
| — | — G-4-145783 | — | — | — | — |
| — | — G-4-205378 | — | — | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,017 | 5,036 | Perforated |
| 5,160 | 5,180 | Perforated |
| 5,260 | 5,280 | Perforated |
| 5,831 | 5,846 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 484 | 10.75 | 350 S |
| 8.625 | 484 | 12.25 | 350 S |
| 4.5 | 6,056 | 7.875 | 1,700 S |
| 4.5 | 6,099 | 7.875 | 1,100 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 | Apr 11, 2005 | Oct 22, 2004 | Yes |
| 00 | Jan 14, 2005 | — | — |
| 00 | Jul 28, 1993 | Jun 3, 1993 | Yes |
| 00 | Jul 12, 1993 | — | — |
| 00 | Oct 3, 1991 | Sep 24, 1991 | — |
| 00 | Oct 1, 1991 | — | — |
| 00 | Jan 12, 1984 | Mar 24, 1977 | — |
| 00 | Jan 12, 1984 | — | — |
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 42-479-31186 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-31186 → 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/47931186, documented in the API reference.