42-255-37325

PRODUCING Horizontal

KIRK 01 - LG01 - DB01 D

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

Permits

1

Max Depth

25,000 ft

First Permit

2021-10-27

Latest Activity

2021-10-27

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2022-07-22

Shut-In

Plugged

P-5 Org Status: Active

!

EWA / Permit operator mismatch

Scheduling: MARATHON OIL EF LLC ≠ Permit: ENSIGN OPERATING LLC

Resolved via: productionMARATHON OIL EF LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2022-07

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 358 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
QUEEN CITY 5,813 ft-5,455 ft
REKLAW 6,071 ft-5,713 ft
CARRIZO 6,227 ft-5,869 ft
WILCOX - DISPOSAL (Wilcox)6,227 ft-5,869 ft
AUSTIN CHALK - H2S (Austin Chalk)13,165 ft-12,807 ft
EAGLE FORD - H2S (Eagle Ford)13,403 ft-13,045 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
42-255-37324 KIRK 01 - LG01 - DB01 C · ENSIGN OPERATING LLC
0.0 mi
Queen City 5,805'Reklaw 6,078'Carrizo 6,274'Wilcox 6,274'Austin Chalk 13,146'Eagle Ford 13,395'Yegua Sligo Frio Edwards
42-255-37326 KIRK 01 - LONG 01 A · ENSIGN OPERATING LLC
0.0 mi
Queen City 5,807'Reklaw 6,071'Carrizo 6,211'Wilcox 6,211'Austin Chalk 13,181'Eagle Ford 13,411'Yegua Sligo Frio Edwards
42-255-37323 KIRK 01 - LG01 - DB01 B · ENSIGN OPERATING LLC
0.0 mi
Queen City 5,817'Reklaw 6,082'Carrizo 6,247'Wilcox 6,247'Austin Chalk 13,158'Eagle Ford 13,398'Yegua Frio Edwards Sligo
42-255-37322 KIRK 01 - LG01 - DB01 A · ENSIGN OPERATING LLC
0.0 mi
Queen City 5,810'Reklaw 6,068'Carrizo 6,222'Wilcox 6,222'Austin Chalk 13,179'Eagle Ford 13,412'Frio Yegua Sligo Edwards
42-255-38054 DEMING-LONG SA1 · MARATHON OIL EF LLC
0.7 mi
Carrizo 6,154'Wilcox 6,363'Austin Chalk 13,113'Eagle Ford 13,349'Yegua Edwards Reklaw Sligo Frio Queen City
42-255-38053 DEMING-HERBERN SA1 · MARATHON OIL EF LLC
0.7 mi
Carrizo 6,154'Wilcox 6,363'Austin Chalk 13,111'Eagle Ford 13,351'Sligo Edwards Frio Reklaw Queen City Yegua
42-255-38052 DEMING-DEBILL SA1 · MARATHON OIL EF LLC
0.7 mi
Carrizo 6,154'Wilcox 6,363'Austin Chalk 13,135'Eagle Ford 13,386'Yegua Reklaw Sligo Frio Queen City Edwards
42-255-38106 KIRK-LONG SA1 · MARATHON OIL EF LLC
1.0 mi
Queen City 4,644'Queen City 4,664'Reklaw 5,212'Carrizo 6,185'Wilcox 6,391'Wilcox 6,391'Frio Yegua

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
13,800–21,327 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"4,517 ft1,481 sx
5.5"21,394 ft4,537 sx

Permit History (1)

Applications (1)

#873041 A ENSIGN OPERATING LLC
received 2021-09-23

Records & Logs

1 completion filing on record · 1 with log images at RRC.

W-2/G-1 2022-09-12 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 28.901986
Lon -97.689570

Well Details

Well Number
04H
Max Depth
25,000 ft
Drill Type
Horizontal
County
KARNES
District
2
Completed
2022-07-22

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