42-173-38037

PRODUCING Horizontal

HOUSTON-HERZOG E12E

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

Permits

1

Max Depth

10,118 ft

First Permit

2018-12-19

Latest Activity

2018-12-19

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2019-05-28

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2019-05

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 2,643 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 795 ft+1,848 ft
YATES 2,181 ft+462 ft
SEVEN RIVERS 2,403 ft+240 ft
QUEEN 3,073 ft-430 ft
GRAYBURG 3,496 ft-853 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)3,709 ft-1,066 ft
CLEARFORK (Clear Fork)5,688 ft-3,045 ft
SPRABERRY 6,822 ft-4,179 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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
42-173-38039 HOUSTON-HERZOG E12F · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 795'Yates 2,179'Spraberry 6,829'Dean 8,160'Wolfcamp 8,339'Fusselman Pennsylvanian Atoka Wichita-Albany Strawn
42-173-38290 ALLEN-NEWMAN 12D · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 825'Santa Rosa 837'Rustler 1,387'Rustler 1,389'Yates 2,171'Seven Rivers 2,405'Seven Rivers 2,414'Queen 3,050'Grayburg 3,512'San Andres 3,674'Clear Fork 5,791'Spraberry 6,846' +1 more
42-173-38291 ALLEN-NEWMAN 12E · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 825'Santa Rosa 850'Rustler 1,376'Rustler 1,388'Yates 2,189'Seven Rivers 2,322'Seven Rivers 2,412'Queen 3,141'Grayburg 3,515'San Andres 3,678'Clear Fork 5,783'Spraberry 6,855' +1 more
42-173-38507 HOUSTON-HERZOG EC12B · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 1,035'Rustler 1,414'Yates 2,194'Seven Rivers 2,421'Queen 3,063'Grayburg 3,516'San Andres 3,718'Clear Fork 5,712'Spraberry 6,865'Glorieta
42-173-38506 HOUSTON-HERZOG EC12A · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 1,033'Rustler 1,416'Yates 2,194'Seven Rivers 2,423'Queen 3,064'Grayburg 3,528'San Andres 3,726'Clear Fork 5,718'Spraberry 6,869'Glorieta
42-173-38040 HOUSTON-HERZOG EC12X · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 780'Yates 2,178'Seven Rivers 2,396'Queen 3,051'Grayburg 3,496'San Andres 3,703'Clear Fork 5,705'Spraberry 6,844'Wichita-Albany Glorieta
42-173-38038 HOUSTON-HERZOG EC12W · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 795'Yates 2,176'Seven Rivers 2,395'Queen 3,063'Grayburg 3,490'San Andres 3,698'Clear Fork 5,693'Spraberry 6,842'Glorieta Wichita-Albany
42-173-38036 HOUSTON-HERZOG EC12V · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 786'Yates 2,173'Seven Rivers 2,404'Queen 3,054'Grayburg 3,499'San Andres 3,712'Clear Fork 5,698'Spraberry 6,854'Wichita-Albany Glorieta

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
8,942–18,979 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,278 ft1,325 sx
9.625"5,895 ft1,061 sx
5.5"19,014 ft1,060 sx

Permit History (1)

Applications (1)

#846889 A PIONEER NATURAL RES. USA, INC.
received 2018-11-16

Records & Logs

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

W-2/G-1 2019-09-13 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 32.034875
Lon -101.739445

Well Details

Well Number
405H
Max Depth
10,118 ft
Drill Type
Horizontal
County
GLASSCOCK
District
8
Completed
2019-05-28

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
15,399