42-329-31481

TEXAS TEN 'W'

MIDLAND County · District 8 · PIONEER NATURAL RES. USA, INC.

Permits

4

Max Depth

11,600 ft

First Permit

1985-01-15

Latest Activity

2013-10-21

Lifespan

29 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

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 (13) Elevation 2,747 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
TANSILL 2,626 ft+121 ft
SAN ANDRES 4,358 ft-1,611 ft
TOP UPPER SPRABERRY (Spraberry)7,708 ft-4,961 ft
UPPER SPRABERRY (Spraberry)7,708 ft-4,961 ft
LOWER SPRABERRY (Spraberry)8,295 ft-5,548 ft
TOP LOWER SPRABERRY (Spraberry)8,295 ft-5,548 ft
DEAN 9,076 ft-6,329 ft
TOP DEAN (Dean)9,076 ft-6,329 ft
TOP WOLFCAMP (Wolfcamp)9,272 ft-6,525 ft
WOLFCAMP 9,272 ft-6,525 ft
STRAWN 10,655 ft-7,908 ft
TOP STRAWN (Strawn)10,655 ft-7,908 ft
ATOKA 10,902 ft-8,155 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 (3)

IntervalType
10,485–10,495 ftPerforated
10,666–10,692 ftPerforated
11,277–11,293 ftPerforated

Casing (4)

SizeSet DepthCement
13.375"342 ft300 sx
9.625"4,460 ft2,300 sx
4.5"8,955 ft552 sx
7"9,424 ft570 sx

Permit History (4)

Applications (4)

#771695 A PIONEER NATURAL RES. USA, INC.
received 2013-10-14
#691974 A PIONEER NATURAL RES. USA, INC.
received 2010-03-01
#618796 A PIONEER NATURAL RES. USA, INC.
received 2006-05-05
#264221 A EXXON CORP.
received 1985-01-15

Records & Logs

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

W-2/G-1 2019-03-07
W-2/G-1 2010-08-24
W-2/G-1 2007-07-20 log on file
W-2/G-1 2007-07-20 log on file
W-2/G-1 2007-10-18
W-2/G-1 1990-05-25

+3 more filings

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
9
Max Depth
11,600 ft
Drill Type
Vertical
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
15,416