WELL · 42-485-42398 · DISTRICT 9
Munger J #4
Wichita County · Wichita County Regular field · Vertical
Munger J #4 (API 42-485-42398) is a plugged well in Wichita County, plugged August 23, 2011, last operated by Extex Operating Company.
The RRC has issued one drilling permit, issued April 28, 1992, permitted to 1,999 ft.
It was permitted by Sep, Inc. and has since transferred to Extex Operating Company on the wellbore schedule.
Its lease has reported 1.18K barrels of oil and 21 mcf of gas since January 1993, last reporting in May 2013. The lease carries 3 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Sep, Inc.; the EWA schedule now lists a different operator.
Houston, TX · P-5 Y, filed Nov 4, 2025 · 117 permits on file · (713) 870-4327
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Extex Operating Company |
| Production reports | Bud's Drilling Company, Inc.through Aug 1997 |
| Latest permit | Sep, Inc.Apr 28, 1992 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 1,999
- total depth, ft
- 1
- permits on file
- Apr 28, 1992
- last permit issued
- Jun 14, 1991
- completed
- 1.18K
- cumulative oil, bbl
- 21
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH May 2013
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jun 14, 1991
- Shut in
- —
- Plugged
- Aug 23, 2011
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 3 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Munger "J" O-13-28069 | Wichita County Regular | Extex Operating Company | 3 | 1.18K | 21 | Jan 1993 – May 2013 |
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.
- 1Sep, Inc.Jan 1993 → Apr 1994
- 2Bud's Drilling Company, Inc.May 1994 → Aug 1997
Permits
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-13-28069 | — | — | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 1,560 | 1,565 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 5.5 | 1,560 | 6.75 | 350 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 | Mar 3, 1999 | Feb 19, 1999 | Yes |
| 00 | Feb 23, 1999 | — | — |
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 42-485-42398 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-485-42398 → 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/48542398, documented in the API reference.