42-329-35102

Final Completion Horizontal

SPINKS 12

MIDLAND County · District 8 · PIONEER NATURAL RES. USA INC. · AZALEA (DEVONIAN)

Permits

6

Max Depth

12,808 ft

First Permit

2004-05-06

Latest Activity

2018-07-09

Lifespan

14 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

!

EWA / Permit operator mismatch

Scheduling: PIONEER NATURAL RES. USA INC. ≠ Permit: ENDEAVOR ENERGY RESOURCES L.P.

Resolved via: schedulingPIONEER NATURAL RES. USA INC.

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2004-10

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 (15) Elevation 2,718 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SPRABERRY 7,460 ft-4,742 ft
UPPER SPRABERRY (Spraberry)7,460 ft-4,742 ft
UPPER SPRABERRY (Spraberry)7,552 ft-4,834 ft
LOWER SPRABERRY (Spraberry)8,100 ft-5,382 ft
JO MILL 8,297 ft-5,579 ft
DEAN 8,788 ft-6,070 ft
DEAN 8,908 ft-6,190 ft
WOLFCAMP 9,025 ft-6,307 ft
WOLFCAMP 9,108 ft-6,390 ft
STRAWN 10,325 ft-7,607 ft
STRAWN LIME (Strawn)10,325 ft-7,607 ft
STRAWN 10,495 ft-7,777 ft
BEND 10,531 ft-7,813 ft
BEND LIME (Bend)10,531 ft-7,813 ft
ATOKA 10,675 ft-7,957 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
42-329-42390 JET · LARIO OIL & GAS COMPANY
0.7 mi
Santa Rosa 989'Yates 2,754'Seven Rivers 3,042'Queen 3,762'Grayburg 4,433'San Andres 4,468'Glorieta 5,711'Clear Fork 6,393'Spraberry 7,441'Spraberry 8,783'Dean 8,783'
42-329-48013 MACHO MAN 11-47 H · DIAMONDBACK E&P LLC
1.1 mi
Rustler 1,672'Yates 2,619'Grayburg 4,236'San Andres 4,497'Clear Fork 6,700'Spraberry 7,509'Santa Rosa Queen Glorieta Seven Rivers
42-329-48016 MACHO MAN 11-47 K · DIAMONDBACK E&P LLC
1.1 mi
Yates 2,637'Grayburg 4,255'San Andres 4,515'Clear Fork 6,698'Spraberry 7,527'Queen Seven Rivers Spraberry Wolfcamp Glorieta
42-329-48017 MACHO MAN 11-47 L · DIAMONDBACK E&P LLC
1.1 mi
Rustler 1,667'Yates 2,614'Grayburg 4,232'San Andres 4,493'Clear Fork 6,692'Spraberry 7,505'Santa Rosa Glorieta Queen Seven Rivers
42-329-48014 MACHO MAN 11-47 I · DIAMONDBACK E&P LLC
1.1 mi
Rustler 1,688'Yates 2,635'Grayburg 4,252'San Andres 4,513'Clear Fork 6,695'Spraberry 7,525'Santa Rosa Seven Rivers Glorieta Queen
42-329-48011 MACHO MAN 11-47 F · DIAMONDBACK E&P LLC
1.1 mi
Rustler 1,689'Yates 2,636'Grayburg 4,254'San Andres 4,515'Clear Fork 6,699'Spraberry 7,528'Seven Rivers Queen Santa Rosa Glorieta
42-329-48028 NATURE BOY 11-38 G · DIAMONDBACK E&P LLC
1.1 mi
Santa Rosa 1,728'Yates 2,619'Queen 3,501'Grayburg 4,264'San Andres 4,464'Glorieta 5,461'Clear Fork 6,694'Spraberry 7,522'Rustler Seven Rivers
42-329-48012 MACHO MAN 11-47 G · DIAMONDBACK E&P LLC
1.1 mi
Rustler 1,695'Yates 2,642'Grayburg 4,260'San Andres 4,520'Clear Fork 6,703'Spraberry 7,533'Seven Rivers Queen Santa Rosa Glorieta

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 (3)

IntervalType
8,029–10,290 ftPerforated
8,029–10,942 ftPerforated
11,795–13,010 ftPerforated

Casing (6)

SizeSet DepthCement
13.375"300 ft325 sx
9.625"5,213 ft600 sx
7"9,028 ft730 sx
7"11,550 ft385 sx
7"11,558 ft385 sx
7"730 sx

Permit History (6)

Applications (6)

#841116 A ENDEAVOR ENERGY RESOURCES L.P.
received 2018-06-12
#722908 A ENDEAVOR ENERGY RESOURCES L.P.
received 2011-11-14
#722908 A ENDEAVOR ENERGY RESOURCES L.P.
received 2011-08-23
#681307 A ENDEAVOR ENERGY RESOURCES L.P.
received 2009-12-17
#681307 A ENDEAVOR ENERGY RESOURCES L.P.
received 2009-05-15
#545404 A ENDEAVOR ENERGY RESOURCES L.P.
received 2004-05-06

Records & Logs

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

W-2/G-1 2018-07-13
W-2/G-1 2010-02-16 log on file
W-2/G-1 2011-07-05
W-2/G-1 2004-11-15 log on file
W-2/G-1 2005-07-26

Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.

Lat 31.997158
Lon -101.939990

Well Details

Well Number
1
Max Depth
12,808 ft
Drill Type
Horizontal
County
MIDLAND
District
8

Operator

Location
Y SPRING
P-5 Status
Active (filed 2025-08-01)
Cum Oil (all leases)
1,771,882,421 bbl
Cum Gas (all leases)
1,763,727,021 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits
15,401