42-173-33065

Final Completion

REYNOLDS

GLASSCOCK County · District 8 · PIONEER NATURAL RES. USA INC. · CLYDE-REYNOLDS (WOLFCAMP CONS.)

Permits

2

Max Depth

9,700 ft

First Permit

2001-07-03

Latest Activity

2001-07-03

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2001-10-15

Shut-In

Plugged

2018-01-11

!

EWA / Permit operator mismatch

Scheduling: PIONEER NATURAL RES. USA INC. ≠ Permit: COX, JOHN L.

Resolved via: productionPIONEER NATURAL RES. USA, INC.

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

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 2,706 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CRETACEOUS350 ft+2,356 ft
UPPER WOLFCAMP (Wolfcamp)7,820 ft-5,114 ft
LOWER WOLFCAMP (Wolfcamp)8,350 ft-5,644 ft
FUSSELMAN 9,618 ft-6,912 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 (3)

IntervalType
7,845–7,871 ftPerforated
8,112–8,118 ftPerforated
8,353–8,510 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"405 ft385 sx
8.625"4,357 ft800 sx
5.5"9,700 ft890 sx

Permit History (2)

Applications (2)

#510965 A COX, JOHN L.
received 2002-04-18
#510965 A COX, JOHN L.
received 2001-07-02

Records & Logs

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

W-2/G-1 2002-04-16 log on file
W-2/G-1 2002-04-16 log on file
W-2/G-1 2002-05-03

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
4
Max Depth
9,700 ft
Drill Type
Vertical
County
GLASSCOCK
District
8
Completed
2001-10-15

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