42-013-35976

PRODUCING Horizontal

MAUCH TOM KRUEGER SA2

ATASCOSA County · District 1 · MARATHON OIL EF LLC · EAGLEVILLE (EAGLE FORD-1)

Permits

1

Max Depth

22,000 ft

First Permit

2022-12-20

Latest Activity

2022-12-20

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2023-05-23

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2023-02

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 402 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
QUEEN CITY 2,617 ft-2,215 ft
REKLAW 3,171 ft-2,769 ft
CARRIZO 3,985 ft-3,583 ft
WILCOX - DISPOSAL (Wilcox)4,061 ft-3,659 ft
ANACACHO - H2S (Anacacho)10,409 ft-10,007 ft
AUSTIN CHALK - H2S, DISPOSAL (Austin Chalk)10,569 ft-10,167 ft
BARTOSH
ESCONDIDO - H2S, DISPOSAL (Escondido)
NAVARRO - H2S (Navarro)
OLMOS - DISPOSAL (Olmos)

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
42-013-35977 MAUCH TOM KRUEGER-ETHRIDGE SA · MARATHON OIL EF LLC
0.0 mi
Queen City 1,791'Reklaw 3,171'Carrizo 3,895'Wilcox 4,061'Anacacho 10,408'Austin Chalk 10,571'Bartosh Escondido Olmos Navarro
42-013-35978 RETZLOFF MAY-MAUCH KRUEGER SA · MARATHON OIL EF LLC
0.0 mi
Queen City 2,617'Reklaw 3,171'Carrizo 3,985'Wilcox 4,061'Anacacho 10,409'Austin Chalk 10,574'Olmos Bartosh Escondido Navarro
42-013-35828 TOM FAMILY-RETZLOFF SA1 · MARATHON OIL EF LLC
0.4 mi
Queen City 2,714'Reklaw 3,294'Carrizo 3,969'Wilcox 4,044'Olmos 9,054'Anacacho 10,450'Austin Chalk 10,610'Navarro Bartosh Escondido
42-013-35829 TOM FAMILY-RETZLOFF SA2 · MARATHON OIL EF LLC
0.4 mi
Queen City 2,714'Reklaw 3,294'Carrizo 3,696'Carrizo 3,969'Wilcox 4,044'Wilcox 6,844'Olmos 9,054'Anacacho 10,445'Austin Chalk 10,608'Navarro Bartosh Escondido
42-013-35830 TOM FAMILY-RETZLOFF SA3 · MARATHON OIL EF LLC
0.4 mi
Queen City 2,714'Reklaw 3,294'Carrizo 3,969'Wilcox 4,044'Olmos 9,054'Anacacho 10,449'Austin Chalk 10,612'Escondido Bartosh Navarro
42-013-34409 RETZLOFF-TOM UNIT · MARATHON OIL EF LLC
0.7 mi
Anacacho 10,500'Austin Chalk 10,660'Austin Chalk 10,660'Eagle Ford 10,787'Eagle Ford 10,870'Eagle Ford 10,870'
42-013-35693 W.T. HURT UNIT · XTO ENERGY INC.
1.2 mi
Queen City 840'Reklaw 1,901'Bartosh 3,165'Carrizo 3,722'Wilcox 6,000'Navarro 6,155'Escondido 7,625'Olmos 8,674'Anacacho 10,043'Austin Chalk 10,112'
42-013-35694 W.T. HURT UNIT · XTO ENERGY INC.
1.2 mi
Queen City 840'Reklaw 1,901'Bartosh 3,165'Carrizo 3,722'Wilcox 6,000'Navarro 6,155'Escondido 7,625'Olmos 8,674'Anacacho 10,043'Austin Chalk 10,112'

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
10,880–18,332 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"5,262 ft1,297 sx
6"18,332 ft2,899 sx

Permit History (1)

Applications (1)

#886485 A MARATHON OIL EF LLC
received 2022-12-13

Records & Logs

3 completion filings on record · 1 with log images at RRC.

W-2/G-1 2023-07-21
W-2/G-1 2023-06-20
W-2/G-1 2023-04-19 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 28.757067
Lon -98.178956

Well Details

Well Number
2H
Max Depth
22,000 ft
Drill Type
Horizontal
County
ATASCOSA
District
1
Completed
2023-05-23

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