42-317-36803

Final Completion

ROMINE '38'

MARTIN County · District 8 · ENDEAVOR ENERGY RESOURCES L.P.

Permits

Max Depth

12,000 ft

First Permit

2008-06-21

Latest Activity

2011-05-02

Lifespan

3 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2007-12

Last Production

2026-07

Operator History

Chain of Custody

ENDEAVOR ENERGY RESOURCES L.P. 2007-2024→ DIAMONDBACK E&P LLC 2025-2026

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 (5) Elevation 2,535 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
SPRABERRY	6,800 ft	-4,265 ft
SPRABERRY (TREND AREA) (Spraberry)	6,800 ft	-4,265 ft
STRAWN	9,800 ft	-7,265 ft
MISSISSIPPIAN	9,950 ft	-7,415 ft
ATOKA	—	—

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
8,212–9,750 ft	Perforated
8,212–10,532 ft	Perforated

Casing (3)

Size	Set Depth	Cement
12.75"	302 ft	355 sx
8.625"	4,285 ft	520 sx
5.5"	10,677 ft	1,350 sx

Permit History (2)

#715211 Drill Final Completion

ROMINE '38' · 12,000 ft

2011-05-02

Spud 2011-05-15

#663668 Drill

ROMINE '38' · 12,000 ft

2008-06-21

Applications (2)

#715211 A ENDEAVOR ENERGY RESOURCES L.P.

received 2011-04-28

#663668 A ENDEAVOR ENERGY RESOURCES L.P.

received 2008-06-04

Records & Logs

2 completion filings on record · 1 with log images at RRC.

W-2/G-1 2018-05-03

W-2/G-1 2012-02-13 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 MARTIN County.

Well Details

Well Number: 4
Max Depth: 12,000 ft
Drill Type: Vertical
County: MARTIN
District: 8
Operator: ENDEAVOR ENERGY RESOURCES L.P.

Operator

Name: ENDEAVOR ENGY RES L.P
Location: MIDLAND
P-5 Status: Active (filed 2026-06-12)
Cum Oil (all leases): 507,205,629 bbl
Cum Gas (all leases): 70,424,421 mcf
Total Permits: 6,190