WELL · 42-059-31738 · DISTRICT 7

Williams B #15

Plugged

Callahan County · Callahan County Regular field · Vertical

Williams B #15 (API 42-059-31738) is a plugged well in Callahan County, plugged September 29, 2016, last operated by Cap Oil Company Inc.

The RRC has issued one drilling permit, issued June 20, 1977, permitted to 800 ft.

It was permitted by H. L. M. Oil Company and has since transferred to Cap Oil Company Inc on the wellbore schedule.

Operator of record

Cap Oil Company Inc

Permitted by H. L. M. Oil Company; the EWA schedule now lists a different operator.

Austin, TX · P-5 Inactive, filed Jul 22, 1985 · 38 permits on file · (512) 458-3919

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	Cap Oil Company Inc
Production reports	none
Latest permit	H. L. M. Oil CompanyJun 20, 1977

The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.

800: total depth, ft
1: permits on file
Jun 20, 1977: last permit issued
Jul 2, 1977: 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: Jul 2, 1977
Shut in: —
Plugged: Sep 29, 2016

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

Lease	Field	Reporting operator	Wells	Oil, bbl	Gas, mcf	Reported
Williams "B" O-8-484	Callahan County Regular	Cap Oil Company, Inc	2	0	0	Jan 1993 – Jul 2026

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

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
1144-99	Drill	H. L. M. Oil Company	Jun 20, 1977	Jun 20, 1977	—	800

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— O-8-484	—	—	—	—

Perforations

Perforated and open-hole intervals.

From	To	Type
570	582	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
4.5	615	6.25	95 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	Jan 12, 1984	Sep 21, 1977	—

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 42-059-31738 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-059-31738 → 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

30K: bbl, last 12 reported months
30K: bbl, all reported
Apr 1984: reported through

UIC	Kind	Status	Permitted bbl/d	Max psi	Zone ft
000002002	H-1 Injection	Plugged Sep 29, 2016	0	0	0–0

MONTHLY INJECTED, BBL · H-10 · LAST 4 REPORTED MONTHS

Last 12 months 30,000

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/05931738, documented in the API reference.