42-285-34172

Final Completion Horizontal

SHINER UNIT B

LAVACA County · District 2 · MARATHON OIL EF LLC · EAGLEVILLE (EAGLE FORD-2)

Permits

1

Max Depth

26,000 ft

First Permit

2021-03-09

Latest Activity

2021-03-09

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2023-04-12

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2013-06

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 (12) Elevation 437 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
COOK MOUNTAIN 2,760 ft-2,323 ft
QUEEN CITY 3,670 ft-3,233 ft
REKLAW 3,987 ft-3,550 ft
WILCOX - DISPOSAL (Wilcox)4,816 ft-4,379 ft
ANACAHO11,106 ft-10,669 ft
AUSTIN CHALK 11,366 ft-10,929 ft
EAGLE FORD - H2S (Eagle Ford)12,050 ft-11,613 ft
CATAHOULA
EDWARDS - H2S (Edwards)
FRIO - DISPOSAL (Frio)
VICKSBURG
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
42-285-34171 SHINER UNIT B · MARATHON OIL EF LLC
0.0 mi
Cook Mountain 2,760'Queen City 3,670'Reklaw 3,987'Carrizo 4,773'Wilcox 4,816'Wilcox 4,816'Anacacho 11,135'Austin Chalk 11,384'Eagle Ford 12,204'Edwards Frio Yegua +2 more
42-285-34118 RATTLER A · PENN VIRGINIA OIL & GAS, L.P.
0.5 mi
Catahoula 50'Frio 450'Vicksburg 1,050'Yegua 2,300'Wilcox 5,100'Eagle Ford 12,104'Edwards
42-285-34119 RATTLER B · PENN VIRGINIA OIL & GAS, L.P.
0.5 mi
Catahoula 50'Frio 450'Vicksburg 1,050'Yegua 2,300'Wilcox 5,100'Eagle Ford 12,104'Edwards
42-177-34211 CASPIAN D · EOG RESOURCES, INC.
0.7 mi
Reklaw 4,020'Carrizo 4,580'Wilcox 4,581'Navarro 9,667'Anacacho 10,979'Austin Chalk 11,341'Eagle Ford 11,880'Buda Edwards
42-177-34210 CASPIAN C · EOG RESOURCES, INC.
0.7 mi
Reklaw 4,020'Carrizo 4,580'Wilcox 4,581'Navarro 9,662'Anacacho 10,940'Austin Chalk 11,294'Eagle Ford 11,880'Edwards Buda
42-177-34209 ATLANTIC C · EOG RESOURCES, INC.
0.7 mi
Anacacho 1,098'Reklaw 4,020'Carrizo 4,580'Wilcox 4,581'Navarro 9,653'Anacacho 10,986'Austin Chalk 11,352'Eagle Ford 11,876'Edwards Buda
42-177-33996 ATLANTIC A · EOG RESOURCES, INC.
0.7 mi
Reklaw 4,020'Carrizo 4,580'Wilcox 4,581'Navarro 9,653'Anacacho 10,960'Austin Chalk 11,470'Eagle Ford 11,860'Edwards Buda
42-177-34003 CASPIAN A · EOG RESOURCES, INC.
0.7 mi
Reklaw 4,020'Carrizo 4,580'Wilcox 4,581'Navarro 9,653'Anacacho 10,956'Austin Chalk 11,451'Eagle Ford 11,867'Buda 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, including this one).

Perforations (1)

IntervalType
12,398–23,986 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,665 ft1,263 sx
9.625"9,582 ft1,786 sx
5.5"23,986 ft2,943 sx

Permit History (1)

Applications (1)

#868167 A MARATHON OIL EF LLC
received 2021-03-04

Records & Logs

4 completion filings on record · 2 with log images at RRC.

W-2/G-1 2023-12-12 log on file
W-2/G-1 2023-05-18
W-2/G-1 2022-02-28
W-2/G-1 2021-06-28 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 29.428923
Lon -97.222350

Well Details

Well Number
3H
Max Depth
26,000 ft
Drill Type
Horizontal
County
LAVACA
District
2
Completed
2023-04-12

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