42-227-34802

Final Completion

SCHUELKE 28

HOWARD County · District 8 · DIAMONDBACK E&P LLC · PATIENCE (PENN-REEF)

Permits

Max Depth

9,600 ft

First Permit

1993-10-08

Latest Activity

2001-06-04

Lifespan

8 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2001-07-26

Shut-In

—

Plugged

2026-04-23

EWA / Production operator mismatch

Scheduling: DIAMONDBACK E&P LLC ≠ Production: ENERGEN RESOURCES CORPORATION (reported 2012-12)

EWA / Permit operator mismatch

Scheduling: DIAMONDBACK E&P LLC ≠ Permit: PARALLEL PETROLEUM CORPORATION

Resolved via: scheduling → DIAMONDBACK E&P LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-12

Last Production

2026-07

Operator History

Chain of Custody

PARALLEL PETROLEUM CORPORATION 1993-2004→ MARINER ENERGY, INC. 2004-2007→ THREE SPAN OIL & GAS, INC. 2007-2011→ ENERGEN RESOURCES CORPORATION 2012-2012

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 (4) Elevation 2,604 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
SAN ANDRES	3,580 ft	-976 ft
SPRAYBERRY (Spraberry)	6,270 ft	-3,666 ft
WOLFCAMP	7,898 ft	-5,294 ft
PENN REEF (Pennsylvanian)	8,895 ft	-6,291 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 (2)

Interval	Type
8,894–8,906 ft	Open hole
8,895–9,100 ft	Perforated

Casing (3)

Size	Set Depth	Cement
12.75"	348 ft	400 sx
8.625"	3,605 ft	400 sx
5.5"	8,894 ft	500 sx

Permit History (2)

#509412 Recompletion Final Completion

SCHUELKE "28" · 9,100 ft

2001-06-04

Spud 2001-07-17

#416883 Drill Final Completion

SCHUELKE "28" · 9,600 ft

1993-10-08

Spud 1993-10-29

Applications (2)

#509412 A PARALLEL PETROLEUM CORPORATION

received 2001-05-25

#416883 A PARALLEL PETROLEUM CORPORATION

received 1993-10-08

Records & Logs

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

W-2/G-1 2001-08-24

W-2/G-1 1993-12-13 log on file

W-2/G-1 1993-12-23

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 HOWARD County.

Well Details

Well Number: 1
Max Depth: 9,600 ft
Drill Type: Vertical
County: HOWARD
District: 8
Operator: DIAMONDBACK E&P LLC
Completed: 2001-07-26

Operator

Name: DIAMONDBACK E&P LLC
Location: MIDLAND
P-5 Status: X (filed 2026-05-04)
Cum Oil (all leases): 986,290,193 bbl
Cum Gas (all leases): 41,995,553 mcf
Activities: GTHS/C, GTHS/O, OPRS/G, OPRS/O
Total Permits: 4,977