42-317-35935

Final Completion

CURTIS 'J'

MARTIN County · District 8 · PIONEER NATURAL RES. USA, INC.

Permits

Max Depth

11,500 ft

First Permit

2010-04-01

Latest Activity

2013-10-11

Lifespan

4 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

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.

Formation Tops (5) Elevation 2,864 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
UPPER SPRABERRY (Spraberry)	8,108 ft	-5,244 ft
LOWER SPRABERRY (Spraberry)	8,652 ft	-5,788 ft
DEAN	9,410 ft	-6,546 ft
WOLFCAMP	9,598 ft	-6,734 ft
STRAWN	11,050 ft	-8,186 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
8,135–9,145 ft	Perforated
9,423–9,654 ft	Perforated
9,719–11,092 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	406 ft	250 sx
4.5"	11,139 ft	780 sx

Permit History (2)

#771137 Recompletion Final Completion

CURTIS 'J' · 11,141 ft

2013-10-11

Spud 2010-08-07

#693394 Drill Final Completion

CURTIS 'J' · 11,500 ft

2010-04-01

Spud 2010-08-07

Applications (2)

#771137 A PIONEER NATURAL RES. USA, INC.

received 2013-10-03

#693394 A PIONEER NATURAL RES. USA, INC.

received 2010-03-24

Records & Logs

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

W-2/G-1 2011-03-30 log on file

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 MARTIN County.

Well Details

Well Number: 4
Max Depth: 11,500 ft
Drill Type: Vertical
County: MARTIN
District: 8
Operator: PIONEER NATURAL RES. USA, INC.

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