42-255-37298

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

2022-04-08

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 401 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YEGUA - DISPOSAL (Yegua)1,636 ft-1,235 ft
QUEEN CITY 3,650 ft-3,249 ft
REKLAW 3,984 ft-3,583 ft
CARRIZO 4,777 ft-4,376 ft
WILCOX - DISPOSAL (Wilcox)6,024 ft-5,623 ft
AUSTIN CHALK - H2S (Austin Chalk)11,109 ft-10,708 ft
EAGLE FORD - H2S (Eagle Ford)11,321 ft-10,920 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
42-255-37299 RODRIGUEZ-TRIAL UNIT · MARATHON OIL EF LLC
0.0 mi
Yegua 1,648'Queen City 3,661'Reklaw 3,995'Carrizo 4,788'Wilcox 5,995'Austin Chalk 11,119'Eagle Ford 11,339'Sligo Frio Edwards
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
42-255-34446 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
11,625–17,012 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"5,518 ft1,602 sx
5.5"17,012 ft2,623 sx

Permit History (1)

Applications (1)

#872504 A MARATHON OIL EF LLC
received 2021-09-02

Records & Logs

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

W-2/G-1 2022-05-19 log on file
W-2/G-1 2022-03-21 log on file
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 28.893308
Lon -97.974706

Well Details

Well Number
503H
Max Depth
22,000 ft
Drill Type
Horizontal
County
KARNES
District
2
Completed
2022-04-08

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