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42-363-35807

Final Completion Horizontal

LYON A

PALO PINTO County · District 9 · PIONEER NATURAL RES. USA INC. · NEWARK EAST (BARNETT SHALE)

Permits

1

Max Depth

5,500 ft

First Permit

2008-07-30

Latest Activity

2008-07-30

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2008-10-22

Shut-In

—

Plugged

2014-08-15

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2008-10

Last Production

2014-08

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Gas
production & DCA →

Formation Tops (5) Elevation 1,070 ft

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CADDO 3,508 ft-2,438 ft
UPPER ATOKA (Atoka)3,985 ft-2,915 ft
ATOKA 4,203 ft-3,133 ft
MARBLE FALLS 4,995 ft-3,925 ft
BARNETT SHALE (Barnett)5,565 ft-4,495 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 (4)

IntervalType
5,815–5,977 ftPerforated
6,135–6,937 ftPerforated
7,095–7,912 ftPerforated
8,055–8,227 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"695 ft260 sx
5.5"8,357 ft1,400 sx

Permit History (1)

#666420 Drill Final Completion

LYON A · 5,500 ft

2008-07-30

Spud 2008-08-22

Applications (1)

#666420 A PIONEER NATURAL RES. USA, INC.
received 2008-07-10

Records & Logs

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

W-2/G-1 2008-12-22 log on file
W-2/G-1 2009-03-25
Completion packets + logs ↗ Wellbore filings ↗

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 PALO PINTO County.

Well Details

Well Number
1H
Max Depth
5,500 ft
Drill Type
Horizontal
County
PALO PINTO
District
9
Operator
PIONEER NATURAL RES. USA INC.
Completed
2008-10-22

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