42-479-35752

Final Completion

PENA H. L.

WEBB County · District 4 · ENRON OIL & GAS COMPANY · LA MANGANA (WILCOX 7800)

Permits

Max Depth

10,500 ft

First Permit

1993-01-12

Latest Activity

1997-03-27

Lifespan

4 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1993-03-22

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: ENRON OIL & GAS COMPANY ≠ Production: ARETE OPERATING COMPANY II, LLC (reported 2026-04)

Resolved via: production → ARETE OPERATING COMPANY II, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-03

Last Production

2026-07

Operator History

Chain of Custody

ENRON OIL & GAS COMPANY 1993-1998→ MICHAEL PETROLEUM CORPORATION 1998-2001→ CALPINE NATURAL GAS COMPANY 2002-2002→ CALPINE NATURAL GAS COMPANY L.P. 2002-2002→ CALPINE NATURAL GAS L.P. 2002-2005→ ROSETTA RESOURCES OPERATING LP 2006-2012→ PINPOINT ENERGY OPERATING, LLC 2012-2012→ PETROPOINT ENERGY OPERATING, LLC 2012-2014→ WHITE OAK OPERATING COMPANY LLC 2014-2020→ ARETE OPERATING COMPANY, LLC 2020-2025→ ARETE OPERATING COMPANY II, LLC 2025-2026

Lease Production

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

Formation Tops (3) Elevation 400 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
WILCOX	4,230 ft	-3,830 ft
LWR WILCOX	5,605 ft	-5,205 ft
LOWER WILCOX (Wilcox)	5,606 ft	-5,206 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
7,132–7,164 ft	Perforated
7,782–7,811 ft	Perforated

Casing (3)

Size	Set Depth	Cement
9.625"	1,030 ft	370 sx
7"	7,112 ft	270 sx
2.875"	9,188 ft	355 sx

Permit History (2)

#460420 Recompletion Final Completion

PENA, H. L. · 7,704 ft

1997-03-27

Spud 1997-03-24

#408058 Drill Final Completion

PENA, H. L. · 10,500 ft

1993-01-12

Spud 1993-02-05

Applications (2)

#460420 A ENRON OIL & GAS COMPANY

received 1997-03-27

#408058 A ENRON OIL & GAS COMPANY

received 1993-01-12

Records & Logs

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

W-2/G-1 1997-04-18 log on file

W-2/G-1 1997-04-18

W-2/G-1 1997-05-23

W-2/G-1 1993-04-05 log on file

W-2/G-1 1993-07-14

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 WEBB County.

Well Details

Well Number: 1
Max Depth: 10,500 ft
Drill Type: Vertical
County: WEBB
District: 4
Operator: ENRON OIL & GAS COMPANY
Completed: 1993-03-22

Operator

Name: HNG FOSSIL FUELS CO
Location: HOUSTON
P-5 Status: Inactive (filed 1998-11-04)
Cum Oil (all leases): 5,395,940 bbl
Cum Gas (all leases): 955,974,994 mcf
Total Permits: 2,825