42-105-35144

SHUT IN HorizontalSidetrack

OLSON UNIT

CROCKETT County · District 7 · ASPEN OPERATING COMPANY L.L.C. · OLSON

Permits

Max Depth

2,300 ft

First Permit

1985-10-15

Latest Activity

1994-04-29

Lifespan

9 yrs

Regulatory Status

Schedule

ON SCHEDULE

Completion

2010-02-19

Shut-In

—

Plugged

—

P-5 Org Status: Active

EWA / Permit operator mismatch

Scheduling: ASPEN OPERATING COMPANY L.L.C. ≠ Permit: MARATHON OIL COMPANY

Resolved via: production → ASPEN OPERATING COMPANY, L.L.C.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

MARATHON OIL COMPANY 1993-1999→ HENRY PETROLEUM CORP. 1999-2001→ HENRY PETROLEUM LP 2001-2004→ ASPEN OPERATING COMPANY, L.L.C. 2005-2026

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 (6) Elevation 2,494 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
YATES	1,043 ft	+1,451 ft
SEVEN RIVERS	1,160 ft	+1,334 ft
QUEEN	1,590 ft	+904 ft
GRAYBURG	1,866 ft	+628 ft
SAN ANDRES	1,915 ft	+579 ft
SAN ANDRES	2,016 ft	+478 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 (4)

Interval	Type
1,866–1,918 ft	Perforated
1,978–2,099 ft	Perforated
2,016–2,713 ft	Perforated
2,016–2,713 ft	Open hole

Casing (2)

Size	Set Depth	Cement
8.625"	515 ft	280 sx
5.5"	2,270 ft	1,000 sx

Permit History (2)

#423423 Recompletion Final Completion

OLSON UNIT · 2,250 ft

1994-04-29

Spud 1994-06-01

#287441 Drill Final Completion

OLSON UNIT · 2,300 ft

1985-10-15

Applications (2)

#423423 A MARATHON OIL COMPANY

received 1994-04-29

#287441 A MARATHON OIL COMPANY

received 1985-10-15

Records & Logs

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

W-2/G-1 2010-05-11

W-2/G-1 1994-09-12

W-2/G-1 1985-12-11 log on file

W-2/G-1 1985-12-20

Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library 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 CROCKETT County.

Well Details

Well Number: 909
Max Depth: 2,300 ft
Drill Type: Horizontal, Sidetrack
County: CROCKETT
District: 7
Operator: ASPEN OPERATING COMPANY L.L.C.
Completed: 2010-02-19

Operator

Name: ASPEN OPER CO, L.L.C
Location: FORT WORTH
P-5 Status: Active (filed 2026-01-12)
Cum Oil (all leases): 4,610,944 bbl
Cum Gas (all leases): 9,640,400 mcf
Activities: OPRS/G, OPRS/O
Total Permits: 124