WELL · 42-275-31095 · DISTRICT 9
Callahan, John P. #1
Knox County · Vertical
Callahan, John P. #1 (API 42-275-31095) is a plugged well in Knox County, plugged October 31, 1981, last operated by Sun Expl. & Prod. CO.-Abilene.
The RRC has issued 2 drilling permits between 1981 and 1982, permitted to 6,300 ft.
Completion filings report one formation top, including Conlg. Lo..
Its lease has reported 539K barrels of oil and 41.6K mcf of gas since January 1993, last reporting in July 2026. The lease carries 53 wells, so these are lease totals, not this well alone.
Operator of record
Dallas, TX · P-5 Y · 1,326 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | Tree Operating, LLCthrough Apr 2026 |
| Latest permit | Sun Expl. & Prod. Co.-AbileneDec 16, 1982 |
- 6,300
- total depth, ft
- 2
- permits on file
- Dec 16, 1982
- last permit issued
- —
- completed
- 539K
- cumulative oil, bbl
- 41.6K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- Shut in
- —
- Plugged
- Oct 31, 1981
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 53 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Fant Ranch Unit O-13-25860 | Fant (Congl., Lo.) | Tree Operating, LLC | 53 | 539K | 41.6K | Jan 1993 – Jul 2026 |
Oil, barrels lease total
Last 12 months 1,470 · prior 12 188(+682%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Oryx Energy CompanyJan 1993 → Oct 1994
- 2Samson Resources CompanyNov 1994 → Mar 1995
- 3Samson Hydrocarbons CompanyApr 1995 → Jul 1996
- 4Samson Lone Star LPAug 1996 → Oct 1996
- 5Texoma Oil Tools, Inc.Nov 1996 → Apr 2004
- 6Greasewood Operating, Ltd.May 2004 → Jun 2007
- 7Success Oil Company, Inc.Jul 2007 → Jun 2009
- 8Cundiff Operating CompanyJul 2009 → Dec 2010
- 9Tree Operating, LLCJan 2011 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 180418-99 | Other | Sun Expl. & Prod. Co.-Abilene | Dec 16, 1982 | Dec 16, 1982 | Dec 26, 1982 | 6,300 |
| 136478-99 | Drill | Sun Expl. & Prod. Co.-Abilene | Oct 9, 1981 | Oct 9, 1981 | Oct 12, 1981 | 6,250 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-13-25860 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 1,570 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Conlg. Lo. | 6,064 | -4,494 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,064 | 6,150 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 161 | 12.25 | 200 S |
| 5.5 | 6,248 | 7.875 | 1,000 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 | Aug 14, 1986 | Jul 9, 1986 | — |
| 00 | Jul 26, 1986 | — | — |
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 42-275-31095 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-275-31095 → 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.
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Injection
- 0
- bbl, last 12 reported months
- 138K
- bbl, all reported
- Feb 2001
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000061152 | H-1 Injection | Plugged Apr 5, 2001 | 3,000 | 2,900 | 6,064–6,150 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 0 · prior 12 0
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/27531095, documented in the API reference.