42-173-37472

PRODUCING Horizontal

TOM-MILLS 48A

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

Permits

1

Max Depth

9,900 ft

First Permit

2016-10-17

Latest Activity

2016-10-17

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2017-09-21

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2017-04

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 (18) Elevation 2,653 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 752 ft+1,901 ft
SANTA ROSA 833 ft+1,820 ft
YATES 2,135 ft+518 ft
YATES 2,212 ft+441 ft
SEVEN RIVERS 2,355 ft+298 ft
SEVEN RIVERS 2,438 ft+215 ft
QUEEN 2,991 ft-338 ft
QUEEN 3,098 ft-445 ft
GRAYBURG 3,475 ft-822 ft
GRAYBURG 3,596 ft-943 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)3,694 ft-1,041 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)3,834 ft-1,181 ft
CLEARFORK (Clear Fork)5,799 ft-3,146 ft
CLEARFORK (Clear Fork)5,918 ft-3,265 ft
SPRABERRY 6,849 ft-4,196 ft
SPRABERRY 6,939 ft-4,286 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
9,140–18,732 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,322 ft1,209 sx
9.625"8,210 ft1,285 sx
5.5"19,039 ft2,410 sx

Permit History (1)

Applications (1)

#819267 A PIONEER NATURAL RES. USA, INC.
received 2016-10-10

Records & Logs

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

W-2/G-1 2017-12-12 log on file
W-2/G-1 2017-08-28 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
1H
Max Depth
9,900 ft
Drill Type
Horizontal
County
GLASSCOCK
District
8
Completed
2017-09-21

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