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

Permits

1

Max Depth

8,700 ft

First Permit

1991-10-03

Latest Activity

1991-10-03

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

1991-11-22

Shut-In

Plugged

P-5 Org Status: Active

!

EWA / Permit operator mismatch

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

Resolved via: schedulingPIONEER 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 2,720 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CRETACEOUS400 ft+2,320 ft
UPPER SPRABERRY (Spraberry)6,690 ft-3,970 ft
LOWER SPRABERRY (Spraberry)7,592 ft-4,872 ft
DEAN 8,482 ft-5,762 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
6,712–7,315 ftPerforated
7,612–8,116 ftPerforated
8,509–8,674 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"472 ft450 sx
4.5"8,690 ft1,700 sx

Permit History (1)

Applications (1)

#392372 A COX, JOHN L.
received 1991-09-30

Records & Logs

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

W-2/G-1 1991-12-03 log on file
W-2/G-1 1991-12-09
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
5
Max Depth
8,700 ft
Drill Type
Vertical
County
UPTON
District
7
Completed
1991-11-22

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
15,416