42-047-31597

Final Completion

MARIPOSA FIELD GAS UNIT

BROOKS County · District 4 · EXXON CORP. · MARIPOSA (N-6)

Permits

3

Max Depth

10,900 ft

First Permit

1991-03-11

Latest Activity

1993-12-10

Lifespan

3 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1991-05-21

Shut-In

Plugged

!

EWA / Production operator mismatch

Scheduling: EXXON CORP. ≠ Production: EXXON MOBIL CORPORATION (reported 2007-10)

Resolved via: schedulingEXXON CORP.

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

Lease Production

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

Formation Tops (7) Elevation 109 ft (DF)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
FRIO 4,200 ft-4,091 ft
G-18 SAND7,336 ft-7,227 ft
I-6 SAND7,767 ft-7,658 ft
I-6SAND7,767 ft-7,658 ft
K-46 SAND8,466 ft-8,357 ft
K-46SAND8,466 ft-8,357 ft
L-4 SAND8,552 ft-8,443 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 (15)

IntervalType
7,351–? ftPerforated
8,436–8,446 ftPerforated
8,521–8,525 ftPerforated
8,558–8,562 ftPerforated
8,632–8,638 ftPerforated
8,654–8,664 ftPerforated
8,699–8,709 ftPerforated
8,776–8,790 ftPerforated
8,811–8,816 ftPerforated
8,830–8,840 ftPerforated
8,864–8,874 ftPerforated
8,894–8,906 ftPerforated
8,956–8,964 ftPerforated
8,980–8,990 ftPerforated
9,006–9,012 ftPerforated

Casing (7)

SizeSet DepthCement
9.625"1,120 ft670 sx
9.625"1,128 ft670 sx
8.625"1,128 ft670 sx
9.625"1,129 ft670 sx
2.875"9,191 ft830 sx
2.875"9,192 ft830 sx
9.625"

Records & Logs

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

W-2/G-1 2008-04-10
W-2/G-1 2007-10-24
W-2/G-1 2006-09-28
W-2/G-1 2006-06-26
W-2/G-1 2005-09-02
W-2/G-1 2000-08-02

+8 more 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 BROOKS County.

Well Details

Well Number
C21
Max Depth
10,900 ft
Drill Type
Vertical
County
BROOKS
District
4
Operator
EXXON CORP.
Completed
1991-05-21

Operator

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