42-297-35609

HERRING RANCH

LIVE OAK County · District 2 · AMPAK OIL COMPANY

Permits

Max Depth

5,800 ft

First Permit

2014-07-01

Latest Activity

2021-10-08

Lifespan

7 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

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.

Oil

production & DCA →

Formation Tops (10) Elevation 317 ft (KB)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
HOCKLEY - DISPOSAL	1,276 ft	-959 ft
JACKSON-YEGUA - DISPOSAL (Jackson)	2,444 ft	-2,127 ft
QUEEN CITY	5,031 ft	-4,714 ft
AUSTIN CHALK	—	—
COOK MOUNTAIN	—	—
EAGLE FORD - H2S (Eagle Ford)	—	—
EDWARDS - H2S (Edwards)	—	—
FRIO - DISPOSAL (Frio)	—	—
SLIGO - H2S (Sligo)	—	—
WILCOX	—	—

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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section

✓ 42-297-34543 HERRING RANCH · AMPAK OIL COMPANY

0.1 mi

HOCKLEY 820'Jackson 1,630'Queen City 4,944'Queen City 5,042'Queen City 5,057'Queen City 5,142'

✓ 42-297-33878 HERRING RANCH · NUECES OIL COMPANY

0.2 mi

Jackson 1,290'Yegua 2,455'Queen City 4,980'

✓ 42-297-34642 HERRING RANCH · AMPAK OIL COMPANY

0.3 mi

Queen City 5,052'Queen City 5,600'

✓ 42-297-34691 RYAN, NOLAN · AURORA RESOURCES CORPORATION

0.6 mi

Frio 1,500'HOCKLEY - DISPOSAL 3,400'Jackson 3,600'Cook Mountain 5,000'Queen City 5,200'Wilcox 6,200'Wilcox 6,500'Edwards —Sligo —Austin Chalk —Eagle Ford —

✓ 42-297-36513 THREE RIVERS UNIT B · KIMMERIDGE TEXAS GAS, LLC

2.5 mi

Cook Mountain 3,149'Queen City 4,286'Wilcox 5,848'Eagle Ford 14,329'HOCKLEY - DISPOSAL —Frio —Edwards —Jackson —Sligo —Austin Chalk —

✓ 42-297-36512 THREE RIVERS UNIT A · KIMMERIDGE TEXAS GAS, LLC

2.5 mi

Queen City 4,283'Wilcox 5,844'Eagle Ford 14,312'Cook Mountain —Austin Chalk —Edwards —Frio —Jackson —Sligo —HOCKLEY - DISPOSAL —

✓ 42-297-34640 NELSON 'A' · INLAND OCEAN, INC.

2.8 mi

Frio 1,490'PETTUS 2,525'Cook Mountain 3,500'Queen City 4,945'Queen City 5,120'Wilcox 6,420'Sligo —HOCKLEY - DISPOSAL —Jackson —Austin Chalk —Edwards —Eagle Ford — +1 more

✓ 42-297-33852 SULLIVAN UNIT · TEJONES OPERATING CORPORATION

3.2 mi

PETTUS 2,809'Queen City 5,421'Wilcox 6,748'

Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).

Perforations (1)

Interval	Type
5,586–5,592 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	700 ft	248 sx
4.5"	5,779 ft	500 sx

Permit History (2)

#873272 Recompletion

HERRING RANCH · 5,781 ft

2021-10-08

#787506 Drill Final Completion

HERRING RANCH · 5,800 ft

2014-07-01

Spud 2015-04-19

Applications (2)

#873272 A AMPAK OIL COMPANY

received 2021-09-30

#787506 A AMPAK OIL COMPANY

received 2014-05-20

Records & Logs

1 completion filing on record · 1 with log images at RRC.

W-2/G-1 2015-09-18 log on file

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.

Google Maps → Explorer Map →

Lat 28.363324

Lon -98.254665

Well Details

Well Number: 7
Max Depth: 5,800 ft
Drill Type: Vertical
County: LIVE OAK
District: 2
Operator: AMPAK OIL COMPANY

Operator

Name: CATARINA PETRO L. C
Location: PLANO
P-5 Status: Active (filed 2025-08-06)
Cum Oil (all leases): 821,884 bbl
Cum Gas (all leases): 3,616,282 mcf
Activities: OPRS/G, OPRS/O
Total Permits: 223