42-135-37537

Final Completion Horizontal

GOLDSMITH ADOBE UNIT

ECTOR County · District 8 · NEG OPERATING LLC · GOLDSMITH (5600)

Permits

Max Depth

8,000 ft

First Permit

1997-09-15

Latest Activity

2012-10-15

Lifespan

15 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1998-02-05

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: NEG OPERATING LLC ≠ Production: CRESCENT ENERGY OPERATING, LLC (reported 2026-04)

EWA / Permit operator mismatch

Scheduling: NEG OPERATING LLC ≠ Permit: SANDRIDGE EXPL. AND PROD., LLC

Resolved via: production → CRESCENT ENERGY OPERATING, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

NATIONAL ENERGY GROUP, INC. 1993-2002→ NEG OPERATING LLC 2002-2008→ SANDRIDGE EXPL. AND PROD., LLC 2008-2013→ SHERIDAN PRODUCTION COMPANY, LLC 2013-2020→ FDL OPERATING, LLC 2020-2021→ CONTANGO RESOURCES, INC. 2021-2021→ CONTANGO RESOURCES, LLC 2022-2025→ CRESCENT ENERGY OPERATING, 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 (4) Elevation 3,232 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
SAN ANDRES	4,250 ft	-1,018 ft
GLORIETA	4,965 ft	-1,733 ft
CLEAR FORK	5,225 ft	-1,993 ft
CLEARFORK (Clear Fork)	5,225 ft	-1,993 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
5,350–6,940 ft	Open hole
5,364–5,932 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	1,531 ft	770 sx
5.5"	6,100 ft	425 sx

Permit History (2)

#749513 Recompletion Final Completion

GOLDSMITH ADOBE UNIT · 8,000 ft

2012-10-15

Spud 2012-10-25

#467071 Drill Final Completion

GOLDSMITH ADOBE UNIT · 6,100 ft

1997-09-15

Spud 1997-12-28

Applications (2)

#749513 A SANDRIDGE EXPL. AND PROD., LLC

received 2012-10-08

#467071 A NATIONAL ENERGY GROUP, INC.

received 1997-09-03

Records & Logs

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

W-2/G-1 2024-05-14

W-2/G-1 2015-12-29 log on file

W-2/G-1 2000-07-07 log on file

W-2/G-1 2000-12-14 log on file

Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library 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 ECTOR County.

Well Details

Well Number: 4210 H
Max Depth: 8,000 ft
Drill Type: Horizontal
County: ECTOR
District: 8
Operator: NEG OPERATING LLC
Completed: 1998-02-05

Operator

Name: NEG OPER LLC
Location: OKLAHOMA CI, TY
P-5 Status: Inactive (filed 2007-12-10)
Cum Oil (all leases): 2,232,583 bbl
Cum Gas (all leases): 47,295,788 mcf
Total Permits: 238