42-329-45007

PRODUCING Horizontal

STILT EAST O 18-20

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

Permits

1

Max Depth

10,553 ft

First Permit

2021-07-01

Latest Activity

2021-07-01

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2022-03-15

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2021-10

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 (12) Elevation 2,746 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,321 ft+1,425 ft
SANTA ROSA 1,344 ft+1,402 ft
RUSTLER 1,685 ft+1,061 ft
YATES 2,641 ft+105 ft
YATES 2,642 ft+104 ft
SEVEN RIVERS 2,930 ft-184 ft
QUEEN 3,638 ft-892 ft
GRAYBURG 4,124 ft-1,378 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,282 ft-1,536 ft
CLEARFORK (Clear Fork)6,649 ft-3,903 ft
SPRABERRY 7,475 ft-4,729 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 ↗

Perforations (1)

IntervalType
9,604–19,625 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,555 ft1,650 sx
9.625"5,995 ft1,530 sx
5.5"19,655 ft970 sx

Permit History (1)

Applications (1)

#870804 A PIONEER NATURAL RES. USA, INC.
received 2021-06-25

Records & Logs

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

W-2/G-1 2022-04-19
W-2/G-1 2022-03-15 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.

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
4315H
Max Depth
10,553 ft
Drill Type
Horizontal
County
MIDLAND
District
8
Completed
2022-03-15

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