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42-273-32549

Final Completion Horizontal

KING RANCH ALAZAN

KLEBERG County · District 4 · EXXON MOBIL CORPORATION · ALAZAN NORTH (FRIO CONS.)

Permits

1

Max Depth

9,700 ft

First Permit

2011-01-27

Latest Activity

2011-01-27

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2011-06-27

Shut-In

—

Plugged

2024-10-08

!

EWA / Production operator mismatch

Scheduling: EXXON MOBIL CORPORATION ≠ Production: EOG RESOURCES, INC. (reported 2020-03)

Resolved via: scheduling → EXXON MOBIL CORPORATION

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1997-07

Last Production

2025-09

Operator History

Chain of Custody

EXXON CORP. 1997-2000→ EXXON MOBIL CORPORATION 2000-2012→ EOG RESOURCES, INC. 2013-2020

Lease Production

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

Gas
production & DCA →
Oil
production & DCA →

Formation Tops (3) Elevation 39 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
G-445,991 ft-5,952 ft
G-786,270 ft-6,231 ft
H-306,578 ft-6,539 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 (3)

IntervalType
4,423–4,427 ftPerforated
6,588–6,591 ftPerforated
6,596–6,610 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"1,815 ft980 sx
4.5"10,410 ft1,217 sx

Permit History (1)

#709091 Drill Final Completion

KING RANCH ALAZAN · 9,700 ft

2011-01-27

Spud 2011-02-06

Applications (1)

#709091 A EXXON MOBIL CORPORATION
received 2011-01-24

Records & Logs

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

W-2/G-1 2012-05-23
W-2/G-1 2011-07-27
W-2/G-1 2011-04-28 log on file
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 KLEBERG County.

Well Details

Well Number
495
Max Depth
9,700 ft
Drill Type
Horizontal
County
KLEBERG
District
4
Operator
EXXON MOBIL CORPORATION
Completed
2011-06-27

Operator

Location
SPRING
P-5 Status
Delinquent (filed 2025-04-16)
Cum Oil (all leases)
155,164,556 bbl
Cum Gas (all leases)
2,032,561,175 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G
Total Permits
1,223