42-173-37431

PRODUCING Horizontal

TOM-MILLS 48J

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

Permits

2

Max Depth

10,100 ft

First Permit

2016-07-22

Latest Activity

2016-07-22

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2018-03-08

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2018-03

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 2,650 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,069 ft+1,581 ft
YATES 2,193 ft+457 ft
SEVEN RIVERS 2,417 ft+233 ft
QUEEN 3,059 ft-409 ft
GRAYBURG 3,562 ft-912 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)3,757 ft-1,107 ft
CLEARFORK (Clear Fork)5,900 ft-3,250 ft
SPRABERRY 6,912 ft-4,262 ft
GLORIETA
WICHITA ALBANY (Wichita-Albany)

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
8,692–18,594 ftPerforated

Casing (4)

SizeSet DepthCement
13.375"1,266 ft1,218 sx
9.625"6,013 ft901 sx
5.5"18,579 ft1,059 sx
4.5"18,728 ft1,059 sx

Permit History (2)

Applications (2)

#817018 A PIONEER NATURAL RES. USA, INC.
received 2016-10-18
#817018 A PIONEER NATURAL RES. USA, INC.
received 2016-07-13

Records & Logs

1 completion filing on record · 1 with log images at RRC.

W-2/G-1 2018-05-24 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 GLASSCOCK County.

Well Details

Well Number
10H
Max Depth
10,100 ft
Drill Type
Horizontal
County
GLASSCOCK
District
8
Completed
2018-03-08

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