WELL · 42-179-82581 · DISTRICT 10

Combs-Worley #4

Combs-Worley #4 (API 42-179-82581) is a permitted well in Gray County filed by Mapco Inc.; no completion report is on file yet.

The RRC has issued one drilling permit, issued March 6, 1979, permitted to 3,800 ft.

Its lease has reported 302K barrels of oil and 1.45M mcf of gas since January 1993, last reporting in July 2026. The lease carries 15 wells, so these are lease totals, not this well alone.

Operator of record

Mapco Inc.

Tulsa, OK · P-5 Y, filed May 14, 1982 · 6 permits on file

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	none
Production reports	Ponderosa TX Operating LLCthrough Apr 2026
Latest permit	Mapco Inc.Mar 6, 1979

3,800: total depth, ft
1: permits on file
Mar 6, 1979: last permit issued
—: completed
302K: cumulative oil, bbl
1.45M: 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: —

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 15 wells in total, so volumes are shared.Why →

Lease	Field	Reporting operator	Wells	Oil, bbl	Gas, mcf	Reported
Combs-Worley O-14-512	Panhandle Gray County Field	Ponderosa TX Operating LLC	15	302K	1.45M	Jan 1993 – Jul 2026

Gas, mcf lease total

Last 12 months 16,581 · prior 12 17,566(-6%)

Oil, barrels lease total

Last 12 months 2,053 · prior 12 2,580(-20%)

Chain of custody

Every operator that reported production on this well's lease, in order.

1Graham Royalty, Ltd.Jan 1993 → Oct 1993
2Midpar L.P.Nov 1993 → Feb 1995
3Luxor Oil & Gas, Inc.Mar 1995 → Aug 1996
4The Operating Co.Sep 1996 → Sep 2007
5Legacy Reserves Operating LPOct 2007 → Jan 2018
6Ponderosa TX Operating LLCFeb 2018 → Apr 2026

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
43726-99	Recompletion	Mapco Inc.	Mar 6, 1979	Mar 6, 1979	—	3,800

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— O-14-512	—	—	—	—

Perforations

Perforated and open-hole intervals.

From	To	Type
2,848	3,250	Perforated
3,100	3,250	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
12.5	432	—	—
6.625	2,848	—	—

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 →

Filed	W-2 / G-1 date	Logs referenced
Jan 6, 1999	Dec 17, 1998	—
Dec 18, 1984	Dec 6, 1984	—
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 42-179-82581 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-179-82581 → 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/17982581, documented in the API reference.