42-285-31504

Final Completion

MAREK ADOLPH GAS UNIT

LAVACA County · District 2 · PIONEER NATURAL RES. USA INC. · WORD N. (EDWARDS)

Permits

Max Depth

15,900 ft

First Permit

1980-07-21

Latest Activity

1985-02-01

Lifespan

5 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1985-05-01

Shut-In

—

Plugged

2016-02-23

EWA / Permit operator mismatch

Scheduling: PIONEER NATURAL RES. USA INC. ≠ Permit: HOWELL DRILLING, INC.

Resolved via: scheduling → PIONEER NATURAL RES. USA INC.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2016-02

Operator History

Chain of Custody

HOWELL DRILLING, INC. 1993-1993→ PARKER & PARSLEY DEVELOPMENT CO. 1994-1995→ PARKER & PARSLEY DEVELOPMENT L.P 1995-1997→ PIONEER NATURAL RES. USA, INC. 1997-2016→ PRIZE OPERATING COMPANY 1999-2002→ GRUY PETROLEUM MANAGEMENT CO. 2002-2006→ CIMAREX ENERGY CO. OF COLORADO 2006-2008

Lease Production

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

Gas

production & DCA →

Formation Tops (3) Elevation 314 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
YEGUA	3,040 ft	-2,726 ft
WILCOX	5,700 ft	-5,386 ft
EDWARDS	13,450 ft	-13,136 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
13,483–13,495 ft	Perforated
13,525–13,589 ft	Perforated

Casing (5)

Size	Set Depth	Cement
13.375"	1,968 ft	1,390 sx
9.625"	9,425 ft	825 sx
2.875"	13,449 ft	—
5"	14,006 ft	180 sx
5"	14,618 ft	400 sx

Permit History (2)

#265872 Recompletion Final Completion

ADOLPH MAREK GAS UNIT · 15,900 ft

1985-02-01

#87242 Drill Final Completion

MAREK, ADOLPH GAS UNIT · 14,700 ft

1980-07-21

Applications (2)

#265872 A HOWELL DRILLING, INC.

received 1985-02-01

#87242 A HOWELL DRILLING, INC.

received 1980-07-21

Records & Logs

2 completion filings on record.

W-2/G-1 1985-07-10

W-2/G-1 1980-12-29

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 LAVACA County.

Well Details

Well Number: 1
Max Depth: 15,900 ft
Drill Type: Vertical
County: LAVACA
District: 2
Operator: PIONEER NATURAL RES. USA INC.
Completed: 1985-05-01

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: 15,489