42-317-34733

PRODUCING

TUNNELL 12

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

Permits

2

Max Depth

12,000 ft

First Permit

2006-08-22

Latest Activity

2018-02-28

Lifespan

12 yrs

Regulatory Status

Schedule

ON SCHEDULE

Completion

2007-04-12

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: productionDIAMONDBACK E&P LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2007-03

Last Production

2026-07

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Formation Tops (7) Elevation 2,601 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 2,225 ft+376 ft
SAN ANDRES 4,625 ft-2,024 ft
SPRABERRY 7,050 ft-4,449 ft
DEAN 8,375 ft-5,774 ft
WOLFCAMP 8,675 ft-6,074 ft
STRAWN 10,100 ft-7,499 ft
ATOKA

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
42-317-34732 PEUGH '12' · ENDEAVOR ENERGY RESOURCES L.P.
0.3 mi
Spraberry 7,050'Spraberry 7,550'Dean 8,375'Wolfcamp 8,675'Strawn 10,125'Mississippian 10,340'Atoka
42-317-34872 FRANKLIN FARMS '11' · ENDEAVOR ENERGY RESOURCES L.P.
0.4 mi
Spraberry 7,100'Spraberry 7,600'Dean 8,425'Wolfcamp 9,225'Strawn 10,225'Mississippian 10,400'Mississippian 10,775'Woodford 11,050'Atoka
42-317-34906 PEUGH '12' · ENDEAVOR ENERGY RESOURCES L.P.
0.6 mi
Spraberry 7,060'Dean 8,400'Wolfcamp 8,700'Strawn 10,175'Mississippian 10,350'Woodford 11,000'Atoka
42-317-35097 PRUDIE '9' · ENDEAVOR ENERGY RESOURCES L.P.
0.6 mi
Spraberry 7,125'Dean 8,425'Wolfcamp 8,750'Strawn 10,175'Pennsylvanian Cisco Grayburg Queen Yates San Andres Santa Rosa
42-317-34804 TUNNELL '12' · ENDEAVOR ENERGY RESOURCES L.P.
0.8 mi
Spraberry 7,025'Spraberry 7,525'Dean 8,325'Wolfcamp 8,650'Strawn 10,125'Mississippian 10,325'Mississippian 10,700'Woodford 11,000'Atoka
42-317-34820 PEUGH '12' · ENDEAVOR ENERGY RESOURCES L.P.
0.8 mi
Spraberry 7,050'Spraberry 7,550'Dean 8,375'Wolfcamp 8,700'Strawn 10,075'Strawn 10,175'Mississippian 10,350'Woodford 11,000'Atoka
42-317-34978 FRANKLIN FARMS '11' · ENDEAVOR ENERGY RESOURCES L.P.
0.8 mi
Spraberry 7,150'Spraberry 7,650'Dean 8,450'Wolfcamp 8,750'Strawn 10,175'Mississippian 10,375'Woodford 11,025'Atoka
42-317-42953 JACK MOHR UNIT 1 · XTO ENERGY INC.
1.0 mi
Santa Rosa 993'Santa Rosa 1,065'Yates 2,207'Yates 2,247'Queen 3,288'Queen 3,337'Grayburg 3,539'San Andres 3,619'Grayburg 3,744'San Andres 3,797'Spraberry 5,607'Spraberry 6,967' +6 more

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 (2)

IntervalType
7,125–9,405 ftPerforated
7,125–10,261 ftPerforated

Casing (3)

SizeSet DepthCement
12.75"328 ft400 sx
8.625"4,727 ft700 sx
4.5"10,370 ft1,270 sx

Permit History (2)

Applications (2)

#836807 A ENDEAVOR ENERGY RESOURCES L.P.
received 2018-02-26
#624377 A ENDEAVOR ENERGY RESOURCES L.P.
received 2006-08-15

Records & Logs

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

W-2/G-1 2018-05-18
W-2/G-1 2007-05-10 log on file
W-2/G-1 2007-07-16
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.

Lat 32.359966
Lon -101.820829

Well Details

Well Number
1
Max Depth
12,000 ft
Drill Type
Vertical
County
MARTIN
District
8
Completed
2007-04-12

Operator

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