42-461-40154

PRODUCING Horizontal

BROOK M-1A

UPTON County · District 7 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA) R 40 EXC

Permits

2

Max Depth

10,900 ft

First Permit

2015-07-16

Latest Activity

2015-07-16

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2016-03-01

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2016-03

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 (9) Elevation 2,715 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 2,393 ft+322 ft
GRAYBURG 4,112 ft-1,397 ft
SAN ANDRES - SALTWATER FLOW (San Andres)4,260 ft-1,545 ft
SPRABERRY 7,160 ft-4,445 ft
WOLFCAMP 8,760 ft-6,045 ft
DEVONIAN
ELLENBURGER
FUSSELMAN
STRAWN

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
9,473–19,311 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"556 ft450 sx
9.625"5,682 ft853 sx
5.5"19,412 ft2,213 sx

Permit History (2)

Applications (2)

#808194 A PIONEER NATURAL RES. USA, INC.
received 2015-08-06
#808194 A PIONEER NATURAL RES. USA, INC.
received 2015-07-07

Records & Logs

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

W-2/G-1 2016-04-13 log on file
Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library 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 UPTON County.

Well Details

Well Number
1H
Max Depth
10,900 ft
Drill Type
Horizontal
County
UPTON
District
7
Completed
2016-03-01

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