42-255-37299

PRODUCING Horizontal

RODRIGUEZ-TRIAL UNIT

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

Permits

1

Max Depth

22,000 ft

First Permit

2021-09-13

Latest Activity

2021-09-13

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2022-04-09

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2014-02

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 400 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YEGUA - DISPOSAL (Yegua)1,648 ft-1,248 ft
QUEEN CITY 3,661 ft-3,261 ft
REKLAW 3,995 ft-3,595 ft
CARRIZO 4,788 ft-4,388 ft
WILCOX - DISPOSAL (Wilcox)5,995 ft-5,595 ft
AUSTIN CHALK - H2S (Austin Chalk)11,119 ft-10,719 ft
EAGLE FORD - H2S (Eagle Ford)11,339 ft-10,939 ft
EDWARDS - H2S (Edwards)
FRIO - DISPOSAL (Frio)
SLIGO - H2S (Sligo)

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
42-255-37297 MEDINA-JONAS UNIT A · MARATHON OIL EF LLC
0.0 mi
Yegua 1,657'Queen City 3,673'Reklaw 4,008'Carrizo 4,803'Wilcox 5,653'Austin Chalk 11,142'Eagle Ford 11,379'Sligo Frio Edwards
42-255-37298 RODRIGUEZ-TRIAL UNIT · MARATHON OIL EF LLC
0.0 mi
Yegua 1,636'Queen City 3,650'Reklaw 3,984'Carrizo 4,777'Wilcox 6,024'Austin Chalk 11,109'Eagle Ford 11,321'Sligo Frio Edwards
42-255-34446 MEDINA-JONAS UNIT A · MARATHON OIL EF LLC
0.3 mi
Yegua 1,638'Queen City 3,653'Reklaw 3,988'Carrizo 4,784'Wilcox 6,033'Austin Chalk 11,125'Eagle Ford 11,358'Frio Sligo Edwards
42-255-34444 MEDINA-JONAS UNIT A · MARATHON OIL EF LLC
0.3 mi
Yegua 1,638'Queen City 3,653'Reklaw 3,988'Carrizo 4,784'Wilcox 6,033'Austin Chalk 11,136'Eagle Ford 11,384'Frio Sligo Edwards
42-255-37030 MEDINA-JONAS UNIT A · MARATHON OIL EF LLC
0.6 mi
Yegua 1,112'Queen City 3,127'Reklaw 3,463'Carrizo 4,258'Wilcox 5,508'Austin Chalk 11,232'Eagle Ford 11,389'Frio Edwards Sligo
42-255-37031 MEDINA-JONAS UNIT A · MARATHON OIL EF LLC
0.6 mi
Yegua 1,112'Queen City 3,127'Reklaw 3,463'Carrizo 4,258'Wilcox 5,508'Austin Chalk 11,162'Eagle Ford 11,395'Frio Sligo Edwards
42-255-37032 MEDINA-JONAS A-SALGE-KINKLER SA · MARATHON OIL EF LLC
0.6 mi
Yegua 1,112'Queen City 3,127'Reklaw 3,463'Carrizo 4,258'Wilcox 5,508'Austin Chalk 11,177'Eagle Ford 11,416'Frio Sligo Edwards
42-255-35504 MEDINA-JONAS C-B SA · MARATHON OIL EF LLC
0.6 mi
Yegua 1,520'Queen City 3,535'Reklaw 3,871'Carrizo 4,666'Wilcox 5,916'Austin Chalk 10,971'Eagle Ford 11,204'Frio 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, including this one).

Perforations (1)

IntervalType
11,624–16,997 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"5,499 ft1,345 sx
5.5"16,997 ft2,607 sx

Permit History (1)

Applications (1)

#872507 A MARATHON OIL EF LLC
received 2021-09-02

Records & Logs

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

W-2/G-1 2022-05-19 log on file
W-2/G-1 2022-03-21
W-2/G-1 2022-01-21 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 28.893304
Lon -97.974627

Well Details

Well Number
504H
Max Depth
22,000 ft
Drill Type
Horizontal
County
KARNES
District
2
Completed
2022-04-09

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