42-329-35780

Final Completion

CASS B

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

Permits

2

Max Depth

10,400 ft

First Permit

2007-08-28

Latest Activity

2007-08-28

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2011-11-21

Shut-In

Plugged

2017-08-14

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2008-02

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 2,797 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
TOP UPPER SPRABERRY (Spraberry)7,816 ft-5,019 ft
UPPER SPRABERRY (Spraberry)7,816 ft-5,019 ft
LOWER SPRABERRY (Spraberry)8,370 ft-5,573 ft
TOP LOWER SPRABERRY (Spraberry)8,370 ft-5,573 ft
DEAN 9,116 ft-6,319 ft
TOP DEAN (Dean)9,116 ft-6,319 ft
TOP WOLFCAMP (Wolfcamp)9,324 ft-6,527 ft
WOLFCAMP 9,324 ft-6,527 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 ↗

Perforations (6)

IntervalType
7,882–7,958 ftPerforated
7,882–8,667 ftPerforated
8,594–8,667 ftPerforated
9,243–9,323 ftPerforated
9,440–9,570 ftPerforated
9,440–10,070 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"318 ft650 sx
4.5"10,348 ft1,100 sx

Permit History (2)

Applications (2)

#643194 A PIONEER NATURAL RES. USA, INC.
received 2008-04-10
#643194 A PIONEER NATURAL RES. USA, INC.
received 2007-07-25

Records & Logs

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

W-2/G-1 2011-11-22
W-2/G-1 2008-05-05 log on file
W-2/G-1 2008-11-04

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.

No GPS coordinates yet

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in MIDLAND County.

Well Details

Well Number
1
Max Depth
10,400 ft
Drill Type
Vertical
County
MIDLAND
District
8
Completed
2011-11-21

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
15,423