42-291-32727

Final Completion HorizontalDirectional

HENDERSON PARTNERS

LIBERTY County · District 3 · COSTA ENERGY LLC · COTTONWOOD N. (14 270)

Permits

Max Depth

16,200 ft

First Permit

2007-09-10

Latest Activity

2022-01-13

Lifespan

14 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2021-09-18

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: COSTA ENERGY LLC ≠ Production: WHITE STRIDE LLC (reported 2026-03)

Resolved via: production → WHITE STRIDE LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2007-12

Last Production

2026-07

Operator History

Chain of Custody

CHOICE EXPLORATION, INC. 2007-2017→ COSTA ENERGY, LLC 2017-2025→ WHITE STRIDE LLC 2025-2026

Lease Production

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

Formation Tops (12) Elevation 43 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
FRIO - DISPOSAL (Frio)	5,895 ft	-5,852 ft
VICKSBURG - DISPOSAL (Vicksburg)	8,035 ft	-7,992 ft
YEGUA - DISPOSAL (Yegua)	11,755 ft	-11,712 ft
COOK MOUNTAIN	13,933 ft	-13,890 ft
COOK MOUNTAIN	13,953 ft	-13,910 ft
COOK MOUNTAIN	14,657 ft	-14,614 ft
CAPROCK - DISPOSAL (Caprock)	—	—
HULL - DISPOSAL	—	—
JACKSON - DISPOSAL (Jackson)	—	—
MIOCENE - DISPOSAL (Miocene (undifferentiated))	—	—
OLIGOCENE - DISPOSAL	—	—
SALT DOME - DISPOSAL	—	—

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

✓ 42-291-32818 WILLIS RANCH · COSTA ENERGY, LLC

1.3 mi

Miocene (undifferentiated) 1,350'Frio 6,322'WILLIS MARSH (13,200) 12,996'WILLIS MARSH (13,200) 13,008'WILLIS MARSH (13200) 13,008'COTTONWOOD, N (14,270) 13,774'COTTONWOOD, N. (14,270) 14,132'Vicksburg —HULL - DISPOSAL —SALT DOME - DISPOSAL —OLIGOCENE - DISPOSAL —Caprock — +1 more

✓ 42-245-32685 MCDERMAND GAS UNIT · S & S OPERATING COMPANY, INC.

5.2 mi

HET 6,513'NB 2 SAND 8,778'MOODY'S BRANCH 12,645'MOODYS BRANCH —HET —NB 2 SAND —

✓ 42-291-32669 HARRISON INTERESTS, LTD. 'A' · HARRISON INTERESTS, LTD.

6.3 mi

1300' SAND 1,354'1300 FT SAND 1,354'2800' SAND 2,804'2899 FT SAND 2,804'3200' SAND 3,474'3299 FT SAND 3,474'Miocene (undifferentiated) 3,800'3800' SAND 4,162'Vicksburg —SALT DOME - DISPOSAL —Caprock —Frio — +4 more

✓ 42-291-32939 DANIEL · BALLARD EXPLORATION COMPANY,INC.

7.5 mi

Frio 4,990'Vicksburg 7,155'Yegua 8,890'Cook Mountain 11,130'OLIGOCENE - DISPOSAL —Caprock —Jackson —Miocene (undifferentiated) —SALT DOME - DISPOSAL —HULL - DISPOSAL —

✓ 42-071-32381 WEAVER · GAITHER PETROLEUM CORPORATION

7.9 mi

Miocene (undifferentiated) 2,647'Frio 5,216'Frio 5,280'Frio 5,284'Frio 5,352'

✓ 42-291-32918 BEBE · FORT APACHE ENERGY, INC.

8.4 mi

Vicksburg 8,170'Jackson 8,406'Yegua 10,735'OLIGOCENE - DISPOSAL —HULL - DISPOSAL —SALT DOME - DISPOSAL —Caprock —Frio —Miocene (undifferentiated) —

✓ 42-291-32713 RDH FARMS · BALLARD EXPLORATION COMPANY,INC.

8.5 mi

Frio 4,980'Vicksburg 7,000'Jackson 7,550'Yegua 8,750'TOP UPPER COOK MTN. 1 11,050'TOP LOWER COOK MTN. 1 11,730'TOP LOWER COOK MTN. 2 12,490'Miocene (undifferentiated) —SALT DOME - DISPOSAL —OLIGOCENE - DISPOSAL —Caprock —HULL - DISPOSAL —

✓ 42-071-32664 ENCANTO · OXY LOW CARBON VENTURES, LLC

8.6 mi

Miocene (undifferentiated) 4,613'Miocene (undifferentiated) 7,659'Miocene (undifferentiated) 7,659'Frio 8,180'SEABREEZE - DISPOSAL —Catahoula —Wilcox —Caprock —PLIOCENE-MIOCENE - DISPOSAL —

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 (10)

Interval	Type
13,212–13,222 ft	Perforated
13,226–13,232 ft	Perforated
13,236–13,240 ft	Perforated
14,032–14,044 ft	Perforated
14,182–14,200 ft	Perforated
14,386–14,410 ft	Perforated
14,657–14,692 ft	Perforated
14,704–14,708 ft	Perforated
14,725–14,751 ft	Perforated
14,860–14,882 ft	Perforated

Casing (5)

Size	Set Depth	Cement
13.375"	3,230 ft	3,240 sx
9.625"	8,330 ft	890 sx
9.625"	8,635 ft	840 sx
4.5"	15,317 ft	700 sx
4.5"	15,365 ft	430 sx

Permit History (4)

#875733 Recompletion Final Completion

HENDERSON PARTNERS · 13,000 ft

2022-01-13

Spud 2021-12-27

#776894 Recompletion Final Completion

HENDERSON PARTNERS · 16,200 ft

2014-01-23

Spud 2014-02-27

#771225 Recompletion Final Completion

HENDERSON PARTNERS · 14,600 ft

2013-10-08

Spud 2013-10-13

#645636 Drill Final Completion

HENDERSON PARTNERS · 15,000 ft

2007-09-10

Spud 2007-10-02

Applications (4)

#875733 A COSTA ENERGY, LLC

received 2022-01-04

#776894 A CHOICE EXPLORATION, INC.

received 2014-01-08

#771225 A CHOICE EXPLORATION, INC.

received 2013-10-04

#645636 A CHOICE EXPLORATION, INC.

received 2007-09-06

Records & Logs

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

W-2/G-1 2022-03-09

W-2/G-1 2022-02-10

W-2/G-1 2014-09-05 log on file

W-2/G-1 2014-01-08

W-2/G-1 2010-06-10

W-2/G-1 2008-11-13 log on file

+1 more filings

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 29.963009

Lon -94.500198

Well Details

Well Number: 1ST
Max Depth: 16,200 ft
Drill Type: Horizontal, Directional
County: LIBERTY
District: 3
Operator: COSTA ENERGY LLC
Completed: 2021-09-18

Operator

Name: COSTA ENGY, LLC
Location: IRVING
P-5 Status: Active (filed 2025-11-04)
Cum Oil (all leases): 786,147 bbl
Cum Gas (all leases): 10,641,717 mcf
Activities: OPRS/G
Total Permits: 6