42-317-35437

PRODUCING

PHILLIPS 31

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

Permits

2

Max Depth

12,000 ft

First Permit

2008-09-25

Latest Activity

2017-11-13

Lifespan

9 yrs

Regulatory Status

Schedule

ON SCHEDULE

Completion

2009-06-28

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

2008-01

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 (8) Elevation 2,632 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CLEARFORK LIME (Clear Fork)5,625 ft-2,993 ft
SPRABERRY 7,025 ft-4,393 ft
DEAN 8,350 ft-5,718 ft
WOLFCAMP LIME (Wolfcamp)8,675 ft-6,043 ft
STRAWN LIME (Strawn)10,100 ft-7,468 ft
MISS (Mississippian)10,340 ft-7,708 ft
WOODFORD 10,950 ft-8,318 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
42-317-44000 SAND STORM UNIT 1 0821 · XTO ENERGY INC.
0.1 mi
Santa Rosa 351'Santa Rosa 1,638'Yates 2,235'Yates 2,240'Queen 3,333'Queen 3,340'Grayburg 3,571'Grayburg 3,578'San Andres 3,638'San Andres 3,644'Clear Fork 5,632'Clear Fork 5,632' +8 more
42-317-44002 SAND STORM UNIT 1 0802 · XTO ENERGY INC.
0.1 mi
Queen 675'Grayburg 913'San Andres 979'Santa Rosa 1,017'Rustler 1,103'Yates 1,103'Santa Rosa 1,639'Yates 2,226'Queen 3,331'Grayburg 3,568'San Andres 3,634'Spraberry 4,225' +7 more
42-317-44003 SAND STORM UNIT 1 0872 · XTO ENERGY INC.
0.1 mi
Yates 429'Santa Rosa 1,016'RUSLTER 1,103'Yates 2,226'Queen 3,329'Queen 3,330'Grayburg 3,566'Grayburg 3,567'San Andres 3,633'Spraberry 6,878'Clear Fork 6,893'Spraberry 6,893' +6 more
42-317-44004 SAND STORM UNIT 1 0872 · XTO ENERGY INC.
0.1 mi
Santa Rosa 1,639'Yates 2,224'Queen 3,328'Grayburg 3,564'San Andres 3,631'Clear Fork 5,622'Spraberry 6,879'Dean 8,357'Wolfcamp 8,559'Santa Rosa Cisco Grayburg +7 more
42-317-44009 SAND STORM UNIT 1 0823 · XTO ENERGY INC.
0.1 mi
Yates 431'Queen 671'Grayburg 906'San Andres 972'Santa Rosa 1,016'Rustler 1,104'Santa Rosa 1,639'Yates 2,225'Clear Fork 2,963'Queen 3,328'Grayburg 3,564'San Andres 3,631' +8 more
42-317-44007 SAND STORM UNIT 1 0873 · XTO ENERGY INC.
0.1 mi
Yates 431'Queen 670'Grayburg 903'San Andres 970'Santa Rosa 1,015'Yates 2,223'Queen 3,326'Grayburg 3,561'San Andres 3,627'Spraberry 4,215'Dean 5,693'Spraberry 6,871' +6 more
42-317-44008 SAND STORM UNIT 1 0804 · XTO ENERGY INC.
0.1 mi
Yates 431'Queen 670'Grayburg 904'San Andres 971'Santa Rosa 1,015'Rustler 1,104'Santa Rosa 1,639'Yates 2,223'Clear Fork 2,961'Queen 3,325'Grayburg 3,560'San Andres 3,626' +8 more
42-317-35075 PHILLIPS '31' · ENDEAVOR ENERGY RESOURCES L.P.
0.2 mi
Clear Fork 5,575'Clear Fork 5,575'Spraberry 7,015'Dean 8,325'Wolfcamp 8,650'Strawn 10,003'Strawn 10,050'Mississippian 10,300'Mississippian 10,625'Woodford 10,900'

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
7,048–10,052 ftPerforated
7,048–10,896 ftPerforated

Casing (3)

SizeSet DepthCement
12.75"324 ft350 sx
8.625"4,556 ft1,000 sx
4.5"11,000 ft1,600 sx

Permit History (2)

Applications (2)

#832953 A ENDEAVOR ENERGY RESOURCES L.P.
received 2017-11-08
#670782 A ENDEAVOR ENERGY RESOURCES L.P.
received 2008-09-09

Records & Logs

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

W-2/G-1 2017-11-30
W-2/G-1 2009-07-29 log on file
W-2/G-1 2009-10-09
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 32.307449
Lon -101.803839

Well Details

Well Number
4
Max Depth
12,000 ft
Drill Type
Vertical
County
MARTIN
District
8
Completed
2009-06-28

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