42-317-35413

PRODUCING

LONG-BRISTOW 21-22

MARTIN County · District 8 · DIAMONDBACK E&P LLC · SPRABERRY (TREND AREA)

Permits

Max Depth

12,000 ft

First Permit

2008-09-09

Latest Activity

2016-10-13

Lifespan

8 yrs

Regulatory Status

Schedule

ON SCHEDULE

Completion

2009-03-06

Shut-In

—

Plugged

—

P-5 Org Status: X

EWA / Permit operator mismatch

Scheduling: DIAMONDBACK E&P LLC ≠ Permit: ENDEAVOR ENERGY RESOURCES L.P.

Resolved via: production → DIAMONDBACK E&P LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2008-04

Last Production

2026-07

Operator History

Chain of Custody

ENDEAVOR ENERGY RESOURCES L.P. 2008-2024→ 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 (6) Elevation 2,695 ft

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
CLEARFORK LIME (Clear Fork)	6,145 ft	-3,450 ft
SPRABERRY	7,099 ft	-4,404 ft
DEAN	8,628 ft	-5,933 ft
WOLFCAMP	8,715 ft	-6,020 ft
STRAWN	10,145 ft	-7,450 ft
ATOKA	10,531 ft	-7,836 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
7,103–10,109 ft	Perforated
7,103–10,560 ft	Perforated

Casing (4)

Size	Set Depth	Cement
12.75"	378 ft	460 sx
8.625"	4,941 ft	900 sx
4.5"	10,675 ft	1,800 sx
4"	10,675 ft	1,800 sx

Permit History (2)

#818937 Recompletion Final Completion

LONG-BRISTOW '21-22' · 10,675 ft

2016-10-13

Spud 2009-02-14

#669033 Drill Y

LONG-BRISTOW "21-22" · 12,000 ft

2008-09-09

Spud 2008-09-12

Applications (2)

#818937 A ENDEAVOR ENERGY RESOURCES L.P.

received 2016-09-29

#669033 A ENDEAVOR ENERGY RESOURCES L.P.

received 2008-08-13

Records & Logs

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

W-2/G-1 2016-11-07

W-2/G-1 2010-03-11 log on file

W-2/G-1 2010-07-08

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: 2
Max Depth: 12,000 ft
Drill Type: Vertical
County: MARTIN
District: 8
Operator: DIAMONDBACK E&P LLC
Completed: 2009-03-06

Operator

Name: DIAMONDBACK E&P LLC
Location: MIDLAND
P-5 Status: X (filed 2026-05-04)
Cum Oil (all leases): 986,290,193 bbl
Cum Gas (all leases): 41,995,553 mcf
Activities: GTHS/C, GTHS/O, OPRS/G, OPRS/O
Total Permits: 4,977