42-157-30889

Final Completion

GUBBELS MARY MRS.

FORT BEND County · District 3 · EXXON CORP. · THOMPSON (VICKSBURG SEG 4)

Permits

Max Depth

8,200 ft

First Permit

1977-12-19

Latest Activity

1982-01-05

Lifespan

4 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

2000-11-07

EWA / Production operator mismatch

Scheduling: EXXON CORP. ≠ Production: DENBURY ONSHORE, LLC (reported 2024-01)

Resolved via: scheduling → EXXON CORP.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

EXXON CORP. 1993-2000→ EXXON MOBIL CORPORATION 2000-2003→ JETTA OPERATING COMPANY, INC. 2003-2012→ DENBURY ONSHORE, LLC 2012-2024

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 (3) Elevation 65 ft (DF)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
ANAHUAC	4,782 ft	-4,717 ft
MARGINULINA	5,039 ft	-4,974 ft
FRIO	5,123 ft	-5,058 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 (8)

Interval	Type
5,082–5,089 ft	Perforated
5,112–5,120 ft	Perforated
5,122–5,131 ft	Perforated
5,122–5,141 ft	Perforated
5,124–5,136 ft	Perforated
5,131–5,141 ft	Perforated
5,222–5,228 ft	Perforated
5,246–5,252 ft	Perforated

Casing (5)

Size	Set Depth	Cement
9.625"	2,024 ft	650 sx
9.625"	2,030 ft	725 sx
2.375"	5,167 ft	—
5.5"	7,699 ft	1,050 sx
5.5"	7,700 ft	1,050 sx

Permit History (2)

#147405 Recompletion Final Completion

MRS. MARY GUBBELS · 7,700 ft

1982-01-05

#15224 Drill

GUBBELS, MARY MRS. · 8,200 ft

1977-12-19

Applications (2)

#147405 A EXXON CORP.

received 1982-01-05

#15224 A EXXON CORP.

received 1977-12-19

Records & Logs

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

W-2/G-1 1989-01-31

W-2/G-1 1985-10-23 log on file

W-2/G-1 1984-08-09

+1 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 FORT BEND County.

Well Details

Well Number: 18
Max Depth: 8,200 ft
Drill Type: Vertical
County: FORT BEND
District: 3
Operator: EXXON CORP.

Operator

Name: YOUNGBLOOD, C. S. III
Location: HOUSTON
P-5 Status: S (filed 1999-03-15)
Cum Oil (all leases): 215,968,885 bbl
Cum Gas (all leases): 2,000,503,710 mcf
Activities: OPRS/O
Total Permits: 19,549