WELL · 42-211-20030 · DISTRICT 10

Fillingim #1020

Fillingim #1020 (API 42-211-20030) is a permitted well in Hemphill County filed by Zephyr Lone Star Oper CO.,L.L.C.; no completion report is on file yet.

The RRC has issued 2 drilling permits between 1993 and 1997, permitted to 15,600 ft.

Operator of record

Zephyr Lone Star Oper Co.,l.l.c.

Oklahoma City, OK · P-5 Y, filed Dec 4, 2025 · 30 permits on file · (405) 642-2504

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	none
Production reports	none
Latest permit	Zephyr Lone Star Oper Co.,l.l.c.May 8, 1997

15,600: total depth, ft
2: permits on file
May 8, 1997: last permit issued
—: completed
0: cumulative oil, bbl
0: 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 3 leases this well is completed on; they carry 3 wells in total, so volumes are shared.Why →

Lease	Field	Reporting operator	Wells	Reported
Fillingim O-14-8714	Lipscomb, S.E. (Cleveland)	Zone Ridge Operating, LLC	1	Dec 2011 – Jul 2026
Fillingim O-14-7233	Riley (Cleveland 10250)	Zephyr Lone Star Oper Co.,l.l.c.	1	Sep 1997 – Aug 2013
Fillingim G-14-46360	Buffalo Wallow (Hunton 19600)	Zephyr Lone Star Oper Co.,l.l.c.	1	Jan 1993 – Sep 1997

No volumes reported on these leases in the last three years.

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
461855-99	Recompletion	Zephyr Lone Star Oper Co.,l.l.c.	May 1, 1997	May 8, 1997	Aug 28, 1997	10,159
418907-99	Reenter	Union Oil Company of California	Dec 2, 1993	Dec 2, 1993	—	15,600

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— G-14-46360	—	—	—	—
—	— O-14-7233	—	—	—	—
—	— O-14-8714	—	—	—	—

Perforations

Perforated and open-hole intervals.

From	To	Type
10,140	10,159	Perforated
19,720	20,068	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
20	819	24	100 S
13.375	6,392	17.5	1,820 S
9.625	13,235	12.5	2,300 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 →

Filed	W-2 / G-1 date	Logs referenced
Aug 14, 2013	Dec 8, 1997	Yes
Jan 12, 1998	Dec 8, 1997	Yes
Dec 17, 1997	—	—
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 42-211-20030 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-211-20030 → 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/21120030, documented in the API reference.