42-329-42833

Final Completion Horizontal

PRESTON S31R

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

Permits

2

Max Depth

10,514 ft

First Permit

2018-09-13

Latest Activity

2020-10-07

Lifespan

2 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2021-05

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 (10) Elevation 2,764 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 951 ft+1,813 ft
RUSTLER 1,541 ft+1,223 ft
YATES 2,447 ft+317 ft
SEVEN RIVERS 2,738 ft+26 ft
QUEEN 3,447 ft-683 ft
GRAYBURG 3,866 ft-1,102 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,065 ft-1,301 ft
CLEARFORK (Clear Fork)6,252 ft-3,488 ft
SPRABERRY 7,124 ft-4,360 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
42-329-44471 PRESTON S31Q · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 945'Santa Rosa 960'Rustler 1,555'Yates 2,465'Seven Rivers 2,756'Queen 3,442'Grayburg 3,893'San Andres 4,089'Clear Fork 6,275'Spraberry 7,148'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
42-329-44470 PRESTON S31O · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 949'Santa Rosa 960'Rustler 1,558'Yates 2,473'Seven Rivers 2,765'Queen 3,458'Grayburg 3,899'San Andres 4,093'Clear Fork 6,289'Spraberry 7,155'Glorieta
42-329-41560 PRESTON S31I · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 742'Santa Rosa 1,257'Yates 2,462'Seven Rivers 2,757'Queen 3,444'Grayburg 4,013'San Andres 4,219'Clear Fork 6,275'Spraberry 7,136'Spraberry 8,522'Seven Rivers Glorieta +7 more
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'Spraberry San Andres +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'Glorieta Clear Fork +7 more

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
9,321–20,262 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,445 ft1,425 sx
9.625"5,568 ft1,493 sx
5.5"20,287 ft1,107 sx

Permit History (2)

Applications (2)

#865393 A PIONEER NATURAL RES. USA, INC.
received 2020-10-05
#844523 A PIONEER NATURAL RES. USA, INC.
received 2018-09-10

Records & Logs

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

W-2/G-1 2021-12-06
W-2/G-1 2021-10-14 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 31.711360
Lon -101.834303

Well Details

Well Number
118H
Max Depth
10,514 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
15,400