← Wells

42-461-35971

PRODUCING Directional

NEAL 8

UPTON County · District 7 · SAXUM OPCO LLC · SPRABERRY (TREND AREA)

Permits

4

Max Depth

11,900 ft

First Permit

2008-07-11

Latest Activity

2008-07-11

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2010-05-25

Shut-In

—

Plugged

—

P-5 Org Status: Active

!

EWA / Permit operator mismatch

Scheduling: SAXUM OPCO LLC ≠ Permit: WINDSOR ENERGY GROUP, L.L.C.

Resolved via: production → SAXUM OPCO, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2005-07

Last Production

2026-07

Operator History

Chain of Custody

JM COX RESOURCES, L.P. 2005-2006→ EXL PETROLEUM, LP 2006-2007→ WINDSOR ENERGY GROUP, L.L.C. 2008-2010→ WINDSOR PERMIAN LLC 2010-2012→ DIAMONDBACK E&P LLC 2012-2021→ ZARVONA ENERGY LLC 2021-2025→ SAXUM OPCO, 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 (3) Elevation 2,679 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SPRABERRY 7,040 ft-4,361 ft
DEAN 8,300 ft-5,621 ft
WOLFCAMP 8,412 ft-5,733 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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
✓ 42-461-42943 JAFFAR A · TRP OPERATING LLC
0.7 mi
Yates 2,500'San Andres 3,500'Spraberry 7,000'Fusselman —Grayburg —Wolfcamp —Strawn —Ellenburger —Devonian —
✓ 42-461-42944 JAFFAR A1 · TRP OPERATING LLC
0.7 mi
Yates 2,500'San Andres 3,500'Spraberry 7,000'Ellenburger —Fusselman —Devonian —Wolfcamp —Strawn —Grayburg —
✓ 42-461-42945 JAFFAR A2 · TRP OPERATING LLC
0.7 mi
Yates 2,500'San Andres 3,500'Spraberry 7,000'Fusselman —Ellenburger —Devonian —Wolfcamp —Strawn —Grayburg —
✓ 42-461-42949 JAFFAR B1 · TRP OPERATING LLC
0.7 mi
Yates 2,500'San Andres 3,500'Spraberry 7,000'Fusselman —Strawn —Grayburg —Wolfcamp —Ellenburger —Devonian —
✓ 42-461-42946 JAFFAR B · TRP OPERATING LLC
0.7 mi
Yates 2,500'San Andres 3,500'Spraberry 7,000'Wolfcamp —Strawn —Grayburg —Fusselman —Ellenburger —Devonian —
✓ 42-461-42947 JAFFAR C · TRP OPERATING LLC
0.8 mi
Yates 2,500'San Andres 3,500'Spraberry 7,000'Devonian —Wolfcamp —Strawn —Grayburg —Ellenburger —Fusselman —
✓ 42-461-42948 JAFFAR C1 · TRP OPERATING LLC
0.9 mi
Fusselman —Ellenburger —Spraberry —Devonian —Wolfcamp —Strawn —Grayburg —Yates —San Andres —
✓ 42-461-42951 JAFFAR D1 · TRP OPERATING LLC
0.9 mi
Fusselman —Ellenburger —Spraberry —Devonian —Wolfcamp —Strawn —Grayburg —Yates —San Andres —

Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).

Perforations (1)

IntervalType
8,760–9,760 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"475 ft380 sx
9.625"4,616 ft755 sx
5.5"10,200 ft1,000 sx

Permit History (4)

#664954 Drill Final Completion

NEAL 8 · 10,551 ft

2008-07-11

Spud 2010-02-28

#664954 Drill

NEAL 8 · 10,551 ft

2008-07-11

Spud 2010-02-28

#664954 Drill

NEAL 8 · 11,900 ft

2008-07-11

#664954 Drill

NEAL 8 · 10,551 ft

2008-07-11

Spud 2010-02-28

Applications (4)

#664954 A DIAMONDBACK E&P LLC
received 2017-02-13
#664954 A WINDSOR ENERGY GROUP, L.L.C.
received 2010-02-18
#664954 A WINDSOR ENERGY GROUP, L.L.C.
received 2009-11-23
#664954 A WINDSOR ENERGY GROUP, L.L.C.
received 2008-06-19

Records & Logs

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

W-2/G-1 2013-10-17
W-2/G-1 2010-12-08 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.

Google Maps → Explorer Map →
Lat 31.284290
Lon -101.940297

Well Details

Well Number
7
Max Depth
11,900 ft
Drill Type
Directional
County
UPTON
District
7
Operator
SAXUM OPCO LLC
Completed
2010-05-25

Operator

Location
DALLAS
P-5 Status
Active (filed 2025-10-10)
Cum Oil (all leases)
136,190 bbl
Cum Gas (all leases)
152,458 mcf
Activities
OPRS/G, OPRS/O
Total Permits
8