42-317-35080

SHUT IN

SHAFFER 2

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

Permits

Max Depth

12,000 ft

First Permit

2007-10-26

Latest Activity

2016-06-13

Lifespan

9 yrs

Regulatory Status

Schedule

ON SCHEDULE

Completion

2008-05-23

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: scheduling → 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. 2008-2016→ GUIDON ENERGY MGMT SERVICES LLC 2016-2020→ DIAMONDBACK E&P LLC 2021-2023

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 2,784 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
SPRABERRY	7,275 ft	-4,491 ft
DEAN	8,625 ft	-5,841 ft
WOLFCAMP	8,925 ft	-6,141 ft
STRAWN	10,350 ft	-7,566 ft
BASE STRAWN (Strawn)	10,500 ft	-7,716 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 (1)

Interval	Type
7,244–10,481 ft	Perforated

Casing (3)

Size	Set Depth	Cement
12.75"	250 ft	275 sx
8.625"	4,757 ft	700 sx
4.5"	10,623 ft	1,400 sx

Permit History (2)

#816210 Recompletion Final Completion

SHAFFER '2-47' · 10,623 ft

2016-06-13

#648089 Drill Final Completion

SHAFFER "2-47" · 12,000 ft

2007-10-26

Spud 2008-01-23

Applications (2)

#816210 A ENDEAVOR ENERGY RESOURCES L.P.

received 2016-06-09

#648089 A ENDEAVOR ENERGY RESOURCES L.P.

received 2007-10-19

Records & Logs

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

W-2/G-1 2016-06-23

W-2/G-1 2008-06-12 log on file

W-2/G-1 2008-11-18

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: 1
Max Depth: 12,000 ft
Drill Type: Vertical
County: MARTIN
District: 8
Operator: DIAMONDBACK E&P LLC
Completed: 2008-05-23

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