42-173-31336

Final Completion

DEVENTER

GLASSCOCK County · District 8 · PARSLEY ENERGY OPERATIONS LLC · DEWEY LAKE S. (WOLFCAMP)

Permits

Max Depth

11,500 ft

First Permit

1982-08-31

Latest Activity

1988-11-14

Lifespan

6 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1988-11-25

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: PARSLEY ENERGY OPERATIONS LLC ≠ Production: PIONEER NATURAL RES. USA, INC. (reported 2021-06)

EWA / Permit operator mismatch

Scheduling: PARSLEY ENERGY OPERATIONS LLC ≠ Permit: GWR OPERATING CO.

Resolved via: scheduling → PARSLEY ENERGY OPERATIONS LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

COSTILLA PETROLEUM CORPORATION 1993-1997→ COSTILLA ENERGY, INC. 1997-1997→ CONCHO RESOURCES INC. 1998-2001→ DEVON ENERGY PRODUCTION CO, L.P. 2001-2002→ JETTA OPERATING COMPANY, INC. 2002-2005→ SUNDOWN ENERGY LP 2005-2015→ DIAMONDBACK E&P LLC 2015-2016→ DE OPERATING LLC 2017-2017→ PARSLEY ENERGY OPERATIONS, LLC 2017-2021

Lease Production

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

Formation Tops (3) Elevation 2,745 ft (KB)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
WOLFCAMP	8,412 ft	-5,667 ft
STRAWN	10,101 ft	-7,356 ft
FUSSELMAN	11,066 ft	-8,321 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 (4)

Interval	Type
8,451–10,104 ft	Perforated
9,009–9,013 ft	Perforated
10,011–10,104 ft	Perforated
11,144–11,154 ft	Perforated

Casing (5)

Size	Set Depth	Cement
13.375"	398 ft	420 sx
9.625"	3,325 ft	400 sx
7"	8,450 ft	100 sx
2.875"	9,911 ft	—
2.375"	11,130 ft	—

Permit History (3)

#351935 Recompletion Final Completion

DEVENTER · 11,161 ft

1988-11-14

#216568 Recompletion Final Completion

DEVENTER · 11,161 ft

1983-10-07

#170530 Drill Final Completion

DEVENTER · 11,500 ft

1982-08-31

Spud 1982-08-15

Applications (3)

#351935 A GWR OPERATING CO.

received 1988-10-05

#216568 A L & B OIL CO. INC.

received 1983-10-05

#170530 A L & B OIL CO. INC.

received 1982-08-31

Records & Logs

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

W-2/G-1 1988-12-16 log on file

W-2/G-1 1989-01-12

W-2/G-1 1983-10-13

W-2/G-1 1983-03-01

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 GLASSCOCK County.

Well Details

Well Number: 1
Max Depth: 11,500 ft
Drill Type: Vertical
County: GLASSCOCK
District: 8
Operator: PARSLEY ENERGY OPERATIONS LLC
Completed: 1988-11-25

Operator

Name: PARSLEY ENGY OPERATIONS, LLC
Location: IRVING
P-5 Status: Inactive (filed 2022-07-21)
Cum Oil (all leases): 186,896,181 bbl
Cum Gas (all leases): 9,947,369 mcf
Total Permits: 2,477