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GRANTHAM 46

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

Permits

Max Depth

12,000 ft

First Permit

2010-08-20

Latest Activity

2013-03-19

Lifespan

3 yrs

Regulatory Status

Schedule

ON SCHEDULE

Completion

2011-07-25

Shut-In

—

Plugged

—

P-5 Org Status: X

EWA / Permit operator mismatch

Scheduling: DIAMONDBACK E&P LLC ≠ Permit: ENERGEN RESOURCES CORPORATION

Resolved via: production → DIAMONDBACK E&P LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2011-03

Last Production

2026-07

Operator History

Chain of Custody

COBRA OIL & GAS CORPORATION 2011-2011→ ENERGEN RESOURCES CORPORATION 2011-2019→ DIAMONDBACK E&P LLC 2019-2026

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 2,581 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
CLEARFORK (Clear Fork)	5,080 ft	-2,499 ft
UPPER SPRABERRY (Spraberry)	6,758 ft	-4,177 ft
LOWER SPRABERRY (Spraberry)	7,253 ft	-4,672 ft
DEAN	8,133 ft	-5,552 ft
WC SHALE	8,263 ft	-5,682 ft
WOLFCAMP SHALE (Wolfcamp)	8,263 ft	-5,682 ft
PENN (Pennsylvanian)	9,188 ft	-6,607 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 (3)

Interval	Type
7,645–9,643 ft	Perforated
9,748–9,910 ft	Perforated
10,002–10,528 ft	Perforated

Casing (3)

Size	Set Depth	Cement
12.75"	340 ft	300 sx
8.625"	4,481 ft	1,050 sx
5.5"	10,700 ft	1,300 sx

Permit History (2)

#754207 Recompletion Final Completion

GRANTHAM 46 · 10,700 ft

2013-03-19

Spud 2011-07-24

#700750 Drill Final Completion

GRANTHAM 46 · 12,000 ft

2010-08-20

Spud 2010-09-03

Applications (2)

#754207 A ENERGEN RESOURCES CORPORATION

received 2013-01-07

#700750 A COBRA OIL & GAS CORPORATION

received 2010-08-16

Records & Logs

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

W-2/G-1 2011-08-13

W-2/G-1 2011-04-04 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: 1
Max Depth: 12,000 ft
Drill Type: Vertical
County: MARTIN
District: 8
Operator: DIAMONDBACK E&P LLC
Completed: 2011-07-25

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: 4,978