42-255-36387

Horizontal

OLSON-ESSE UNIT

KARNES County · District 2 · MARATHON OIL EF LLC

Permits

2

Max Depth

22,000 ft

First Permit

2019-03-08

Latest Activity

2021-04-01

Lifespan

2 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

Formation Tops

No tops on file for this well. Formation tops come from W-2/G-1 completion filings — this well has none yet, which is normal for permits that were never drilled, dry holes plugged without a filing, or wells completed before digital records. The nearest completed wells below show what to expect at this location.

Check this well's filings at RRC ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported — this well has no filings of its own yet.

Cross-section
42-255-37796 OLSON-ESSE UNIT · MARATHON OIL EF LLC
0.0 mi
Sparta 3,574'Queen City 4,005'Reklaw 4,394'Carrizo 5,384'Wilcox 5,460'Anacacho 12,440'Austin Chalk 12,607'Eagle Ford 12,638'Yegua Sligo Frio Edwards
42-255-37797 OLSON-ESSE UNIT AC · MARATHON OIL EF LLC
0.0 mi
Queen City 4,005'Reklaw 4,394'Carrizo 5,384'Wilcox 5,460'Austin Chalk 12,599'Sligo Frio Edwards Yegua Eagle Ford
42-255-37798 OLSON-ESSE UNIT · MARATHON OIL EF LLC
0.0 mi
Sparta 3,574'Queen City 4,005'Reklaw 4,394'Carrizo 5,384'Wilcox 5,460'Anacacho 12,449'Austin Chalk 12,555'Eagle Ford 12,650'Frio Yegua Edwards
42-255-37926 OLSON ESSE-KENNEDY SA2 · MARATHON OIL EF LLC
0.4 mi
Queen City 2,202'Reklaw 2,847'Carrizo 3,616'Wilcox 3,718'Austin Chalk 12,543'Eagle Ford 12,579'Yegua Sligo Frio Edwards
42-255-37927 OLSON ESSE-KENNEDY SA1 · MARATHON OIL EF LLC
0.4 mi
Cook Mountain 1,278'Queen City 2,202'Reklaw 2,847'Carrizo 3,616'Wilcox 3,718'Anacacho 12,360'Austin Chalk 12,531'Eagle Ford 12,570'Sligo Yegua Frio Edwards
42-255-36340 WIEDING-WESTON UNIT · MARATHON OIL EF LLC
1.0 mi
Yegua 2,115'Queen City 4,415'Reklaw 4,873'Carrizo 5,529'Wilcox 6,762'Austin Chalk 12,243'Austin Chalk 12,304'Eagle Ford 12,373'Edwards Sligo Frio
42-255-36341 WIEDING-WESTON UNIT · MARATHON OIL EF LLC
1.0 mi
Yegua 1,296'Queen City 3,429'Reklaw 4,085'Carrizo 4,318'Wilcox 5,737'Austin Chalk 12,250'Eagle Ford 12,374'Frio Sligo Edwards
42-255-36342 WIEDING-WESTON UNIT · MARATHON OIL EF LLC
1.0 mi
Yegua 1,296'Queen City 4,415'Reklaw 4,873'Carrizo 5,529'Wilcox 6,762'Austin Chalk 12,314'Eagle Ford 12,368'Frio Yegua Sligo Edwards

Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section).

Permit History (2)

Applications (2)

#868710 A MARATHON OIL EF LLC
received 2021-03-29
#850668 A MARATHON OIL EF LLC
received 2019-03-05

Records & Logs

No W-2/G-1 filings on record in the RRC wellbore file for this well.

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.

Lat 28.713992
Lon -98.000608

Well Details

Well Number
6H
Max Depth
22,000 ft
Drill Type
Horizontal
County
KARNES
District
2

Operator

Location
HOUSTON
P-5 Status
Active (filed 2025-09-26)
Cum Oil (all leases)
409,189,156 bbl
Cum Gas (all leases)
1,029,735,602 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits
3,166