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PATTERSON 44

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

Permits

Max Depth

12,000 ft

First Permit

2008-02-15

Latest Activity

2016-09-29

Lifespan

9 yrs

Regulatory Status

Schedule

ON SCHEDULE

Completion

2008-07-19

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

2007-07

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 (7) Elevation 2,727 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
YATES	2,125 ft	+602 ft
SPRABERRY	6,575 ft	-3,848 ft
DEAN	7,975 ft	-5,248 ft
WOLFCAMP LIME (Wolfcamp)	8,325 ft	-5,598 ft
STRAWN LIME (Strawn)	10,075 ft	-7,348 ft
ATOKA LIME (Atoka)	10,350 ft	-7,623 ft
ATOKA	10,450 ft	-7,723 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
6,556–10,005 ft	Perforated
6,556–10,419 ft	Perforated

Casing (3)

Size	Set Depth	Cement
13.375"	385 ft	340 sx
8.625"	4,307 ft	700 sx
4.5"	10,511 ft	1,650 sx

Permit History (2)

#818613 Recompletion Final Completion

PATTERSON '44' · 10,511 ft

2016-09-29

Spud 2008-07-07

#654831 Drill Final Completion

PATTERSON "44" · 12,000 ft

2008-02-15

Spud 2008-04-03

Applications (2)

#818613 A ENDEAVOR ENERGY RESOURCES L.P.

received 2016-09-20

#654831 A ENDEAVOR ENERGY RESOURCES L.P.

received 2008-02-07

Records & Logs

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

W-2/G-1 2016-10-08

W-2/G-1 2008-09-03 log on file

W-2/G-1 2008-11-20

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 GLASSCOCK County.

Well Details

Well Number: 4
Max Depth: 12,000 ft
Drill Type: Vertical
County: GLASSCOCK
District: 8
Operator: DIAMONDBACK E&P LLC
Completed: 2008-07-19

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: 4,969