42-329-47631

PRODUCING Horizontal

MIDKIFF UNIT

MIDLAND County · District 8 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA)

Permits

1

Max Depth

8,560 ft

First Permit

2025-02-11

Latest Activity

2025-02-11

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2025-11-06

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

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 (10) Elevation 2,732 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,180 ft+1,552 ft
RUSTLER 1,576 ft+1,156 ft
YATES 2,466 ft+266 ft
SEVEN RIVERS 2,809 ft-77 ft
QUEEN 3,501 ft-769 ft
GRAYBURG 3,881 ft-1,149 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,002 ft-1,270 ft
CLEARFORK (Clear Fork)6,268 ft-3,536 ft
SPRABERRY 7,152 ft-4,420 ft
GLORIETA

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
42-329-41828 MIDKIFF E1N · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 751'Rustler 1,551'Yates 2,462'Seven Rivers 2,782'Queen 3,464'Grayburg 3,872'San Andres 3,981'Clear Fork 6,220'Spraberry 7,112'Glorieta
42-329-41830 MIDKIFF E1S · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,180'Rustler 1,576'Yates 2,471'Seven Rivers 2,802'Queen 3,509'Grayburg 3,892'San Andres 5,414'Clear Fork 6,254'Spraberry 7,163'Glorieta
42-329-47628 MIDKIFF E1G · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 788'Rustler 1,579'Yates 2,492'Seven Rivers 2,802'Queen 3,466'Grayburg 3,904'San Andres 4,024'Clear Fork 6,246'Spraberry 7,152'Glorieta
42-329-47630 MIDKIFF UNIT · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 2,468'Seven Rivers 2,790'Queen 3,474'Grayburg 3,890'San Andres 4,023'Clear Fork 6,261'Spraberry 7,156'Mississippian Glorieta Spraberry Santa Rosa Pennsylvanian +5 more
42-329-41831 MIDKIFF E1T · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 752'Rustler 1,563'Yates 2,480'Seven Rivers 2,801'Queen 3,497'Grayburg 3,881'San Andres 3,992'Clear Fork 6,266'Spraberry 7,142'Glorieta
42-329-47627 MIDKIFF E1B · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 788'Rustler 1,551'Yates 2,476'Seven Rivers 2,803'Queen 3,503'Grayburg 3,902'San Andres 4,025'Clear Fork 6,257'Spraberry 7,432'Glorieta
42-329-41829 MIDKIFF E1O · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 752'Rustler 1,566'Yates 2,459'Seven Rivers 2,810'Queen 3,508'Grayburg 3,881'San Andres 4,023'Clear Fork 6,247'Spraberry 7,150'Glorieta
42-329-47629 MIDKIFF UNIT · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 1,180'Rustler 1,581'Yates 2,465'Seven Rivers 2,814'Queen 3,512'Grayburg 3,903'San Andres 4,037'Clear Fork 6,250'Spraberry 7,148'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 (1)

IntervalType
8,574–21,755 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,423 ft1,700 sx
9.625"5,625 ft1,160 sx
5.5"21,774 ft1,125 sx

Permit History (1)

Applications (1)

#905759 A PIONEER NATURAL RES. USA, INC.
received 2025-02-05

Records & Logs

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

W-2/G-1 2026-01-09
W-2/G-1 2025-09-12 log on file

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 31.667718
Lon -101.838252

Well Details

Well Number
1010H
Max Depth
8,560 ft
Drill Type
Horizontal
County
MIDLAND
District
8
Completed
2025-11-06

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
15,399