42-383-33311

Final Completion

MERCHANT UNIT

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

Permits

Max Depth

8,250 ft

First Permit

1984-11-19

Latest Activity

1990-08-21

Lifespan

6 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1990-07-24

Shut-In

—

Plugged

1993-05-06

EWA / Permit operator mismatch

Scheduling: PIONEER NATURAL RES. USA INC. ≠ Permit: OXY USA INC.

Resolved via: production → PIONEER NATURAL RES. USA, INC.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

PARKER & PARSLEY DEVELOPMENT CO. 1993-1995→ PARKER & PARSLEY DEVELOPMENT L.P 1995-1997→ PIONEER NATURAL RES. USA, INC. 1997-2026

Lease Production

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

Oil

production & DCA →

Formation Tops (2) Elevation 2,673 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
SPRABERRY	6,518 ft	-3,845 ft
DEAN	7,942 ft	-5,269 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)

Interval	Type
6,541–6,586 ft	Perforated
7,405–7,477 ft	Perforated
7,947–8,136 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	1,383 ft	760 sx
5.5"	8,236 ft	650 sx

Permit History (2)

#376665 Recompletion Final Completion

MERCHANT UNIT · 8,250 ft

1990-08-21

#258459 Drill Final Completion

MERCHANT 16 · 8,250 ft

1984-11-19

Applications (2)

#376665 A OXY USA INC.

received 1990-08-16

#258459 A CITIES SERVICE OIL & GAS CORP.

received 1984-11-16

Records & Logs

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

W-2/G-1 1990-08-31 log on file

W-2/G-1 1990-09-15

W-2/G-1 1985-03-06

W-2/G-1 1985-03-12

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 REAGAN County.

Well Details

Well Number: 158
Max Depth: 8,250 ft
Drill Type: Vertical
County: REAGAN
District: 7
Operator: PIONEER NATURAL RES. USA INC.
Completed: 1990-07-24

Operator

Name: PIONEER NATURAL RES. USA, INC
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: 15,403