WELL · 42-059-35414 · DISTRICT 7

Isenhower #8

Plugged

Callahan County · Callahan County Regular field · Vertical

Isenhower #8 (API 42-059-35414) is a plugged well in Callahan County, plugged February 10, 2009, last operated by Masada Oil & Gas Company Ltd..

The RRC has issued one drilling permit, issued August 26, 1985, permitted to 500 ft.

Its lease has reported 287 barrels of oil and 16 mcf of gas since January 1993, last reporting in July 2026. The lease carries 8 wells, so these are lease totals, not this well alone.

Operator of record

Masada Oil & Gas Company Ltd.

Abilene, TX · P-5 Y, filed Apr 4, 2026 · 30 permits on file

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	Masada Oil & Gas Company Ltd.
Production reports	Masada Oil & Gas Company Ltd.through Oct 2003
Latest permit	Masada Oil & Gas Company Ltd.Aug 26, 1985

500: total depth, ft
1: permits on file
Aug 26, 1985: last permit issued
Aug 1, 1991: completed
287: cumulative oil, bbl
16: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule: OFF SCHEDULE
Completed: Aug 1, 1991
Shut in: —
Plugged: Feb 10, 2009

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

Lease	Field	Reporting operator	Wells	Oil, bbl	Gas, mcf	Reported
Isenhower O-8-22835	Callahan County Regular	Masada Oil & Gas Company Ltd.	8	287	16	Jan 1993 – Jul 2026

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.

1Masada Oil & Gas Company Ltd.Jan 1993 → Oct 2003

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
283346-99	Drill	Masada Oil & Gas Company Ltd.	Aug 26, 1985	Aug 26, 1985	—	500

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— O-8-22835	—	—	—	—

Perforations

Perforated and open-hole intervals.

From	To	Type
250	254	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
5.5	270	6.75	35 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
Sep 4, 1991	Apr 23, 1991	—
Oct 29, 1986	Oct 6, 1986	Yes
Oct 11, 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 42-059-35414 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-059-35414 → 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
2.44K: bbl, all reported
Feb 2006: reported through

UIC	Kind	Status	Permitted bbl/d	Max psi	Zone ft
000067307	H-1 Injection	Plugged Feb 18, 2009	100	125	250–254

MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS

Last 12 months 0 · prior 12 210(-100%)

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/05935414, documented in the API reference.