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UNIVERSITY 6-28

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

Permits

Max Depth

12,000 ft

First Permit

2008-04-29

Latest Activity

2009-03-20

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2008-07-08

Shut-In

—

Plugged

—

P-5 Org Status: X

EWA / Permit operator mismatch

Scheduling: DIAMONDBACK E&P LLC ≠ Permit: CHESAPEAKE OPERATING, INC.

Resolved via: scheduling → DIAMONDBACK E&P LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2008-07

Last Production

2026-07

Operator History

Chain of Custody

CHESAPEAKE OPERATING, INC. 2008-2012→ ENERVEST OPERATING, L.L.C. 2012-2014→ QEP ENERGY COMPANY 2014-2015→ EXL PETROLEUM OPERATING INC. 2016-2018→ DIAMONDBACK E&P LLC 2018-2020

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 (4) Elevation 2,903 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
SPRABERRY UPPER (Spraberry)	8,300 ft	-5,397 ft
SPRABERRY LOWER (Spraberry)	8,840 ft	-5,937 ft
DEAN	9,500 ft	-6,597 ft
WOLFCAMP	9,790 ft	-6,887 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 (5)

Interval	Type
8,306–9,500 ft	Perforated
8,541–8,684 ft	Perforated
8,845–9,095 ft	Perforated
9,508–9,580 ft	Perforated
9,799–9,956 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	1,805 ft	1,000 sx
5.5"	10,100 ft	500 sx

Permit History (2)

#659773 Drill Final Completion

UNIVERSITY 6-28 · 12,000 ft

2009-03-20

Spud 2008-06-21

#659773 Drill

UNIVERSITY 6-28 · 12,000 ft

2008-04-29

Spud 2008-06-21

Applications (2)

#659773 A CHESAPEAKE OPERATING, INC.

received 2009-03-19

#659773 A CHESAPEAKE OPERATING, INC.

received 2008-04-16

Records & Logs

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

W-2/G-1 2008-10-02 log on file

W-2/G-1 2009-08-17

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: 2008-07-08

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: 4,991