42-255-36642

Horizontal

TURNBULL UNIT E

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

Permits

2

Max Depth

22,000 ft

First Permit

2019-10-22

Latest Activity

2019-10-22

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2020-05-14

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2011-11

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 413 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YEGUA - DISPOSAL (Yegua)1,409 ft-996 ft
QUEEN CITY 3,547 ft-3,134 ft
REKLAW 4,274 ft-3,861 ft
CARRIZO 4,597 ft-4,184 ft
WILCOX - DISPOSAL (Wilcox)6,191 ft-5,778 ft
AUSTIN CHALK - H2S (Austin Chalk)11,168 ft-10,755 ft
EAGLE FORD - H2S (Eagle Ford)11,332 ft-10,919 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
42-255-36641 TURNBULL UNIT E · MARATHON OIL EF LLC
0.0 mi
Yegua 1,409'Queen City 3,547'Reklaw 4,274'Carrizo 4,597'Wilcox 6,191'Austin Chalk 11,153'Eagle Ford 11,329'Sligo Frio Edwards
42-255-36640 TURNBULL UNIT E · MARATHON OIL EF LLC
0.0 mi
Yegua 1,409'Queen City 3,547'Reklaw 4,272'Reklaw 4,274'Carrizo 4,597'Wilcox 6,191'Austin Chalk 11,139'Eagle Ford 11,319'Frio Sligo Edwards
42-255-37695 TURNBULL E-F-KOWALIK SA2 · MARATHON OIL EF LLC
0.2 mi
Cook Mountain 2,479'Sparta 3,074'Queen City 3,350'Reklaw 3,936'Carrizo 4,493'Wilcox 4,569'Anacacho 11,029'Austin Chalk 11,182'Eagle Ford 11,359'Yegua Frio Edwards +1 more
42-255-37694 TURNBULL E-F-KOWALIK SA1 · MARATHON OIL EF LLC
0.2 mi
Cook Mountain 2,479'Queen City 3,350'Reklaw 3,936'Carrizo 4,493'Wilcox 4,569'Austin Chalk 11,188'Eagle Ford 11,364'Sligo Frio Yegua Edwards
42-255-37699 TURNBULL UNIT F · MARATHON OIL EF LLC
0.2 mi
Cook Mountain 2,479'Sparta 3,074'Queen City 3,350'Reklaw 3,936'Carrizo 4,493'Wilcox 4,569'Anacacho 11,060'Austin Chalk 11,196'Eagle Ford 11,369'Yegua Frio Edwards
42-255-37698 TURNBULL UNIT F · MARATHON OIL EF LLC
0.2 mi
Cook Mountain 2,479'Sparta 3,074'Queen City 3,350'Reklaw 3,936'Carrizo 4,493'Wilcox 4,569'Anacacho 11,046'Austin Chalk 11,197'Frio Yegua
42-255-37697 COY CITY RANCH UNIT B · MARATHON OIL EF LLC
0.2 mi
Queen City 3,350'Reklaw 3,936'Carrizo 4,493'Wilcox 4,569'Austin Chalk 11,188'Eagle Ford 11,377'Yegua Sligo Frio Edwards
42-255-37696 COY CITY RANCH UNIT B · MARATHON OIL EF LLC
0.2 mi
Queen City 3,350'Reklaw 3,936'Carrizo 4,493'Wilcox 4,569'Austin Chalk 11,195'Eagle Ford 11,370'Yegua Frio Edwards Sligo

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
11,459–18,595 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"5,700 ft1,794 sx
5.5"18,704 ft3,015 sx

Permit History (2)

Applications (2)

#858079 A MARATHON OIL EF LLC
received 2019-11-21
#858079 A MARATHON OIL EF LLC
received 2019-10-16

Records & Logs

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

W-2/G-1 2023-06-07 log on file
W-2/G-1 2020-06-01 log on file
W-2/G-1 2020-05-09 log on file
W-2/G-1 2020-02-15 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 28.807917
Lon -98.043756

Well Details

Well Number
3H
Max Depth
22,000 ft
Drill Type
Horizontal
County
KARNES
District
2
Completed
2020-05-14

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