42-173-33384

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HERZOG 9

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

Permits

1

Max Depth

10,400 ft

First Permit

2008-03-21

Latest Activity

2008-03-21

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2009-02-12

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2008-12

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 (4) Elevation 2,621 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
TOP UPPER SPRABERRY (Spraberry)6,670 ft-4,049 ft
TOP LOWER SPRABERRY (Spraberry)7,176 ft-4,555 ft
TOP DEAN (Dean)7,990 ft-5,369 ft
TOP WOLFCAMP (Wolfcamp)8,122 ft-5,501 ft

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 (6)

IntervalType
7,391–7,514 ftPerforated
8,100–8,151 ftPerforated
8,270–8,449 ftPerforated
8,564–8,724 ftPerforated
8,956–9,158 ftPerforated
9,600–9,783 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"339 ft200 sx
4.5"10,131 ft1,100 sx

Permit History (1)

Applications (1)

#657053 A PIONEER NATURAL RES. USA, INC.
received 2008-03-10

Records & Logs

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

W-2/G-1 2009-05-14 log on file
W-2/G-1 2009-09-08

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
2
Max Depth
10,400 ft
Drill Type
Vertical
County
GLASSCOCK
District
8
Completed
2009-02-12

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
15,401