42-291-32616

Final Completion Directional

KENT-SPRADLEY UNIT

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

Permits

Max Depth

15,500 ft

First Permit

2005-08-11

Latest Activity

2007-04-14

Lifespan

2 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2013-11-16

Shut-In

—

Plugged

2024-04-11

EWA / Production operator mismatch

Scheduling: COSTA ENERGY LLC ≠ Production: CHOICE EXPLORATION, INC. (reported 2015-05)

EWA / Permit operator mismatch

Scheduling: COSTA ENERGY LLC ≠ Permit: CHOICE EXPLORATION, INC.

Resolved via: scheduling → COSTA ENERGY LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2006-06

Last Production

2024-10

Operator History

originally filed by CHOICE EXPLORATION, INC. — asset transferred

Lease Production

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

Formation Tops (7) Elevation 72 ft (KB)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
HET	5,530 ft	-5,458 ft
BASE/ FRIO SANDS (Frio)	7,640 ft	-7,568 ft
VICKSBURG	7,870 ft	-7,798 ft
NODOSARIA	9,540 ft	-9,468 ft
YEGUA	11,840 ft	-11,768 ft
COOK MOUNTAIN	14,212 ft	-14,140 ft
COTTONWOOD	14,212 ft	-14,140 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 (7)

Interval	Type
11,866–11,874 ft	Perforated
11,888–11,899 ft	Perforated
11,904–11,914 ft	Perforated
14,606–14,624 ft	Perforated
14,960–14,984 ft	Perforated
15,076–15,090 ft	Perforated
15,094–15,100 ft	Perforated

Casing (5)

Size	Set Depth	Cement
13.375"	3,505 ft	2,903 sx
5.5"	7,810 ft	260 sx
9.625"	8,223 ft	794 sx
5.5"	12,515 ft	550 sx
5"	15,350 ft	260 sx

Permit History (2)

#636844 Recompletion Final Completion

KENT-SPRADLEY UNIT · 15,500 ft

2007-04-14

Spud 2007-04-26

#604606 Drill Final Completion

KENT-SPRADLEY UNIT · 13,000 ft

2005-08-11

Spud 2006-04-12

Applications (2)

#636844 A CHOICE EXPLORATION, INC.

received 2007-04-11

#604606 A HELIS OIL & GAS COMPANY, L.L.C.

received 2005-08-08

Records & Logs

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

W-2/G-1 2014-01-03

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

W-2/G-1 2008-12-15

W-2/G-1 2006-09-01 log on file

W-2/G-1 2006-09-22

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 LIBERTY County.

Well Details

Well Number: 1ST
Max Depth: 15,500 ft
Drill Type: Directional
County: LIBERTY
District: 3
Operator: COSTA ENERGY LLC
Completed: 2013-11-16

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