42-255-31470

Final Completion

JANOSEK

KARNES County · District 2 · BAY ROCK OPERATING COMPANY · HIGHLANDER (CARRIZO)

Permits

Max Depth

7,250 ft

First Permit

2003-06-17

Latest Activity

2009-12-31

Lifespan

7 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2003-09-10

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2003-09

Last Production

2026-07

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Formation Tops (5) Elevation 220 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
FRIO	1,200 ft	-980 ft
VICKSBURG	2,100 ft	-1,880 ft
PETTYS	2,750 ft	-2,530 ft
YEGUA	3,950 ft	-3,730 ft
WILCOX	6,850 ft	-6,630 ft

As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. Subsea = reported elevation − measured depth (negative = below sea level; vertical wellbores only). View filings & logs at RRC ↗

Perforations (2)

Interval	Type
4,046–4,048 ft	Perforated
6,972–6,982 ft	Perforated

Casing (3)

Size	Set Depth	Cement
8.625"	887 ft	335 sx
5.5"	7,062 ft	270 sx
5.5"	—	840 sx

Permit History (2)

#689096 Recompletion Final Completion

JANOSEK · 5,500 ft

2009-12-31

Spud 2009-12-28

#533088 Drill Final Completion

JANOSEK · 7,250 ft

2003-06-17

Spud 2003-06-26

Applications (2)

#689096 A BAY ROCK OPERATING COMPANY

received 2009-12-28

#533088 A BAY ROCK OPERATING COMPANY

received 2003-06-13

Records & Logs

4 completion filings on record · 2 with log images at RRC.

W-2/G-1 2010-01-26 log on file

W-2/G-1 2010-03-16

W-2/G-1 2003-09-19 log on file

W-2/G-1 2004-01-22

Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.

No GPS coordinates yet

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in KARNES County.

Well Details

Well Number: 1
Max Depth: 7,250 ft
Drill Type: Vertical
County: KARNES
District: 2
Operator: BAY ROCK OPERATING COMPANY
Completed: 2003-09-10

Operator

Name: BAY ROCK OPER CO
Location: SAN ANTONIO
P-5 Status: Active (filed 2026-04-16)
Cum Oil (all leases): 1,314,432 bbl
Cum Gas (all leases): 8,701,832 mcf
Activities: OPRS/G, OPRS/O
Total Permits: 143