42-329-41560

PRODUCING Horizontal

PRESTON S31I

MIDLAND County · District 8 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA) R 40 EXC

Permits

2

Max Depth

11,000 ft

First Permit

2017-03-13

Latest Activity

2017-03-13

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2018-05-16

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2017-05

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 (19) Elevation 2,764 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 742 ft+2,022 ft
SANTA ROSA 1,257 ft+1,507 ft
YATES 2,462 ft+302 ft
SEVEN RIVERS 2,757 ft+7 ft
QUEEN 3,444 ft-680 ft
GRAYBURG 4,013 ft-1,249 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,219 ft-1,455 ft
CLEARFORK (Clear Fork)6,275 ft-3,511 ft
SPRABERRY 7,136 ft-4,372 ft
SPRABERRY UPPER-DEAN (Spraberry)8,522 ft-5,758 ft
CLEARFORK (Clear Fork)
GLORIETA
GRAYBURG
QUEEN
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)
SEVEN RIVERS
SPRABERRY
SPRABERRY UPPER-DEAN (Spraberry)
YATES

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
42-329-41559 PRESTON S31H · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,253'Yates 2,459'Seven Rivers 2,759'Queen 3,450'Grayburg 4,017'San Andres 4,219'Clear Fork 6,275'Spraberry 7,142'Spraberry 8,533'Canyon Spraberry Wolfcamp +7 more
42-329-41561 PRESTON S31J · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 531'Santa Rosa 742'Yates 2,478'Seven Rivers 2,771'Queen 3,462'Grayburg 4,002'San Andres 4,142'Clear Fork 6,305'Spraberry 7,176'Spraberry 8,552'Glorieta Clear Fork +7 more
42-329-41558 PRESTON S31G · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 742'Santa Rosa 1,253'Yates 2,453'Seven Rivers 2,759'Queen 3,460'Grayburg 4,016'San Andres 4,215'Clear Fork 6,283'Spraberry 7,154'Spraberry 8,537'Spraberry San Andres +7 more
42-329-41562 PRESTON S31K · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 742'Santa Rosa 1,309'Yates 2,475'Seven Rivers 2,765'Queen 3,467'Grayburg 3,999'San Andres 4,144'Clear Fork 6,295'Spraberry 7,172'Spraberry 8,547'Glorieta Clear Fork +7 more
42-329-41563 PRESTON S31L · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 542'Santa Rosa 742'Yates 2,460'Seven Rivers 2,460'Queen 3,454'Grayburg 3,994'San Andres 4,128'Clear Fork 6,273'Spraberry 7,159'Spraberry 8,540'Spraberry Spraberry +7 more
42-329-42833 PRESTON S31R · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 951'Rustler 1,541'Yates 2,447'Seven Rivers 2,738'Queen 3,447'Grayburg 3,866'San Andres 4,065'Clear Fork 6,252'Spraberry 7,124'Glorieta
42-329-42832 PRESTON S31Q · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 945'Santa Rosa 960'Rustler 1,557'Yates 2,449'Seven Rivers 2,746'Queen 3,460'Grayburg 3,879'San Andres 4,084'Clear Fork 6,274'Spraberry 7,142'Glorieta
42-329-42831 PRESTON S31P · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 950'Santa Rosa 960'Rustler 1,537'Yates 2,455'Seven Rivers 2,749'Queen 3,446'Grayburg 3,884'San Andres 4,080'Clear Fork 6,275'Spraberry 7,141'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
9,639–18,821 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,249 ft1,190 sx
9.625"6,352 ft954 sx
5.5"18,845 ft1,066 sx

Permit History (2)

Applications (2)

#823996 A PIONEER NATURAL RES. USA, INC.
received 2017-09-11
#823996 A PIONEER NATURAL RES. USA, INC.
received 2017-03-02

Records & Logs

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

W-2/G-1 2018-08-15
W-2/G-1 2017-09-25 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 31.711637
Lon -101.834373

Well Details

Well Number
109H
Max Depth
11,000 ft
Drill Type
Horizontal
County
MIDLAND
District
8
Completed
2018-05-16

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
15,400