42-255-37338

Final Completion Horizontal

MURPHY-SINCLAIR UNIT

KARNES County · District 2 · MARATHON OIL EF LLC · SUGARKANE (EAGLE FORD)

Permits

1

Max Depth

24,000 ft

First Permit

2021-11-17

Latest Activity

2021-11-17

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2022-02-16

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2015-05

Last Production

2026-07

Lease Production

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

Formation Tops (10) Elevation 378 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
QUEEN CITY 4,077 ft-3,699 ft
REKLAW 4,577 ft-4,199 ft
CARRIZO 5,136 ft-4,758 ft
WILCOX - DISPOSAL (Wilcox)5,218 ft-4,840 ft
AUSTIN CHALK - H2S (Austin Chalk)12,120 ft-11,742 ft
EAGLE FORD - H2S (Eagle Ford)12,293 ft-11,915 ft
EDWARDS - H2S (Edwards)
FRIO - DISPOSAL (Frio)
SLIGO - H2S (Sligo)
YEGUA - DISPOSAL (Yegua)

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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
42-255-37335 MURPHY-KOTARA 1H SA · MARATHON OIL EF LLC
0.0 mi
Queen City 4,077'Reklaw 4,577'Carrizo 5,136'Wilcox 5,218'Austin Chalk 12,146'Eagle Ford 12,335'Yegua Sligo Frio Edwards
42-255-37336 MURPHY-KOTARA 2H SA · MARATHON OIL EF LLC
0.0 mi
Queen City 4,077'Reklaw 4,577'Carrizo 5,136'Wilcox 5,218'Austin Chalk 12,182'Eagle Ford 12,372'Yegua Sligo Frio Edwards
42-255-37337 MURPHY-KOTARA-BARBOZA SA · MARATHON OIL EF LLC
0.0 mi
Queen City 4,077'Reklaw 4,577'Carrizo 5,136'Wilcox 5,218'Austin Chalk 12,183'Eagle Ford 12,368'Yegua Sligo Frio Edwards
42-255-37873 FRANKE UNIT · DEVON ENERGY PRODUCTION CO, L.P.
0.5 mi
Frio 1,823'Yegua 2,811'Queen City 3,911'Reklaw 4,340'Carrizo 4,867'Wilcox 5,149'Austin Chalk 12,049'Eagle Ford 12,206'Sligo Edwards
42-255-37872 FRANKE UNIT · DEVON ENERGY PRODUCTION CO, L.P.
0.5 mi
Frio 1,839'Yegua 2,825'Queen City 3,924'Reklaw 4,357'Carrizo 4,885'Wilcox 5,165'Austin Chalk 12,048'Eagle Ford 12,202'Sligo Edwards
42-255-37874 KOTARA-RIDLEY UNIT · DEVON ENERGY PRODUCTION CO, L.P.
0.5 mi
Frio 1,850'Yegua 2,836'Queen City 3,933'Reklaw 4,368'Carrizo 4,898'Wilcox 5,176'Austin Chalk 12,022'Eagle Ford 12,190'Sligo Edwards
42-255-37871 FRANKE UNIT · DEVON ENERGY PRODUCTION CO, L.P.
0.5 mi
Frio 1,894'Yegua 2,881'Queen City 3,978'Reklaw 4,413'Carrizo 4,942'Wilcox 5,218'Austin Chalk 12,131'Eagle Ford 12,286'Sligo Edwards
42-255-35937 KOTARA-RIDLEY UNIT · ENCANA OIL & GAS(USA) INC.
1.1 mi
Yegua 2,551'Queen City 3,551'Reklaw 3,951'Carrizo 5,651'Wilcox 5,851'Austin Chalk 12,216'Frio Sligo Edwards Eagle Ford

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, including this one).

Perforations (1)

IntervalType
12,752–19,168 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"5,712 ft1,659 sx
6"19,168 ft3,180 sx

Permit History (1)

Applications (1)

#874023 A MARATHON OIL EF LLC
received 2021-10-28

Records & Logs

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

W-2/G-1 2022-11-14 log on file
W-2/G-1 2022-07-12 log on file
W-2/G-1 2022-03-04 log on file

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 28.830043
Lon -97.933426

Well Details

Well Number
3H
Max Depth
24,000 ft
Drill Type
Horizontal
County
KARNES
District
2
Completed
2022-02-16

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
3,173