42-255-38030

PRODUCING Horizontal

CHAPMAN HUMMEL-CARPENTER SA1

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

Permits

1

Max Depth

22,000 ft

First Permit

2024-04-03

Latest Activity

2024-04-03

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2024-07-18

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2024-07

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 449 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
QUEEN CITY 2,778 ft-2,329 ft
REKLAW 3,376 ft-2,927 ft
CARRIZO 4,083 ft-3,634 ft
WILCOX - DISPOSAL (Wilcox)4,202 ft-3,753 ft
AUSTIN CHALK - H2S (Austin Chalk)10,582 ft-10,133 ft
EAGLE FORD - H2S (Eagle Ford)10,794 ft-10,345 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
42-255-38033 CHAPMAN-HUMMEL UNIT · MARATHON OIL EF LLC
0.0 mi
Queen City 2,778'Reklaw 3,376'Carrizo 4,083'Wilcox 4,202'Austin Chalk 10,573'Eagle Ford 10,797'Yegua Sligo Frio Edwards
42-255-38032 CHAPMAN-HUMMEL UNIT · MARATHON OIL EF LLC
0.0 mi
Queen City 2,778'Reklaw 3,376'Carrizo 4,083'Wilcox 4,202'Austin Chalk 10,568'Eagle Ford 10,658'Yegua Sligo Frio Edwards
42-255-38031 CHAPMAN-HUMMEL UNIT · MARATHON OIL EF LLC
0.0 mi
Queen City 2,778'Reklaw 3,376'Carrizo 4,083'Wilcox 4,202'Austin Chalk 10,568'Eagle Ford 10,770'Edwards Sligo Yegua Frio
42-013-35421 CHAPMAN ROTHE UNIT · MARATHON OIL EF LLC
0.3 mi
Queen City 2,883'Reklaw 3,458'Bartosh 3,711'Carrizo 4,129'Wilcox 5,545'Navarro 8,695'Olmos 9,082'Anacacho 10,427'Austin Chalk 10,558'Escondido
42-013-35420 CHAPMAN ROTHE UNIT · MARATHON OIL EF LLC
0.3 mi
Queen City 2,883'Reklaw 3,458'Bartosh 3,711'Carrizo 4,129'Wilcox 5,545'Navarro 8,695'Olmos 9,082'Anacacho 10,426'Austin Chalk 10,558'Escondido
42-013-35419 CHAPMAN ROTHE UNIT · MARATHON OIL EF LLC
0.3 mi
Queen City 2,883'Reklaw 3,458'Bartosh 3,711'Carrizo 4,129'Wilcox 5,545'Navarro 8,695'Olmos 9,082'Anacacho 10,425'Austin Chalk 10,562'Escondido
42-013-35629 C.PFEIL-C.KELLNER-C.HUMMEL PSA · MARATHON OIL EF LLC
0.3 mi
Queen City 2,860'Reklaw 3,435'Bartosh 3,688'Carrizo 4,106'Wilcox 5,522'Navarro 8,672'Olmos 9,059'Anacacho 10,444'Austin Chalk 10,569'Escondido
42-013-35630 CHAPMAN-PFEIL 4H PSA · MARATHON OIL EF LLC
0.3 mi
Queen City 2,860'Reklaw 3,435'Bartosh 3,688'Carrizo 4,106'Wilcox 5,522'Navarro 8,672'Olmos 9,059'Anacacho 10,440'Austin Chalk 10,572'Escondido

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
11,216–15,889 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"5,288 ft1,426 sx
5.5"15,873 ft2,766 sx

Permit History (1)

Applications (1)

#898192 A MARATHON OIL EF LLC
received 2024-03-14

Records & Logs

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

W-2/G-1 2024-10-07 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 28.808365
Lon -98.115643

Well Details

Well Number
1H
Max Depth
22,000 ft
Drill Type
Horizontal
County
KARNES
District
2
Completed
2024-07-18

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