← Wells

42-261-30397

Final Completion

ERCK

KENEDY County · District 4 · PIONEER NATURAL RES. USA, INC.

Permits

8

Max Depth

9,700 ft

First Permit

1977-08-26

Latest Activity

2003-07-08

Lifespan

26 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2004-03

Lease Production

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

Gas
production & DCA →
Oil
production & DCA →

Formation Tops (4) Elevation 56 ft

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
FRIO 2,400 ft-2,344 ft
TOP OF FRIO (Frio)2,400 ft-2,344 ft
TOP OF VICKSBURG (Vicksburg)8,600 ft-8,544 ft
VICKSBURG 8,600 ft-8,544 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 (7)

IntervalType
6,777–6,784 ftPerforated
7,266–7,270 ftPerforated
7,270–7,278 ftPerforated
7,494–7,505 ftPerforated
7,804–7,811 ftPerforated
7,882–7,886 ftPerforated
7,958–7,964 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"2,018 ft1,175 sx
2.875"9,505 ft200 sx

Permit History (8)

#533918 Recompletion Final Completion

ERCK · 6,884 ft

2003-07-08

Spud 2003-07-02

#463140 Recompletion Final Completion

ERCK · 7,490 ft

1997-06-02

Spud 1997-06-02

#340357 Recompletion

ERCK · 9,500 ft

1987-12-18

#276848 Recompletion Final Completion

ERCK · 9,700 ft

1985-06-03

#244353 Recompletion Final Completion

ERCK · 9,700 ft

1984-07-05

#221997 Recompletion Final Completion

ERCK · 9,700 ft

1983-11-29

#127092 Recompletion N

ERCK · 9,700 ft

1981-07-27

#6342 Drill Long String Casing

ERCK · 9,700 ft

1977-08-26

Spud 1977-10-22

Applications (9)

#533918 A PIONEER NATURAL RES. USA, INC.
received 2003-07-08
#463140 A PARKER & PARSLEY PRODUCING L.P.
received 1997-06-02
#340357 A TXO PRODUCTION CORP.
received 1987-12-17
#276848 A TXO PRODUCTION CORP.
received 1985-06-17
#276848 A TXO PRODUCTION CORP.
received 1985-05-31
#244353 A TXO PRODUCTION CORP.
received 1984-07-02
#221997 A TXO PRODUCTION CORP.
received 1983-11-17
#127092 A TEXAS OIL & GAS CORP.
received 1981-07-27
#6342 A TEXAS OIL & GAS CORP.
received 1977-08-26

Records & Logs

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

W-2/G-1 2003-09-05
W-2/G-1 1997-06-25 log on file
W-2/G-1 1997-09-22
W-2/G-1 1985-06-14
W-2/G-1 1985-07-06
W-2/G-1 1984-07-19

+6 more filings

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 KENEDY County.

Well Details

Well Number
4
Max Depth
9,700 ft
Drill Type
Vertical
County
KENEDY
District
4
Operator
PIONEER NATURAL RES. USA, INC.

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