42-255-38459

Horizontal

HAUS QUAD SA A

KARNES County · District 2 · MARATHON OIL EF LLC

Permits

Max Depth

17,500 ft

First Permit

2026-10-01

Latest Activity

2026-10-01

Lifespan

< 1 yr

Regulatory Status

Schedule

—

Completion

—

Shut-In

—

Plugged

—

Formation Tops

No tops on file for this well. Formation tops come from W-2/G-1 completion filings — this well has none yet, which is normal for permits that were never drilled, dry holes plugged without a filing, or wells completed before digital records. The nearest completed wells below show what to expect at this location.

Check this well's filings at RRC ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported — this well has no filings of its own yet.

Cross-section

✓ 42-255-38027 HONS RAFTER UNIT · MARATHON OIL EF LLC

0.9 mi

Yegua 1,451'Queen City 3,270'Reklaw 3,578'Carrizo 4,436'Austin Chalk 11,076'Eagle Ford 11,311'Frio —Wilcox —Sligo —Edwards —

✓ 42-255-38028 RIPPSTEIN-RAFTER UNIT · MARATHON OIL EF LLC

0.9 mi

Yegua 1,451'Queen City 3,270'Reklaw 3,578'Carrizo 4,436'Austin Chalk 11,052'Eagle Ford 11,301'Edwards —Frio —Wilcox —Sligo —

✓ 42-255-38029 HARTMAN-RIPPSTEIN MIKKELSON SA1 · MARATHON OIL EF LLC

0.9 mi

Yegua 1,451'Queen City 3,270'Reklaw 3,578'Carrizo 4,436'Austin Chalk 11,093'Eagle Ford 11,357'Edwards —Frio —Wilcox —Sligo —

✓ 42-255-37444 DOUGHERTY-JAUER A · VALIDUS NRG AQUILAS ASSETCO LLC

1.1 mi

Yegua 1,313'Queen City 3,058'Reklaw 3,740'Carrizo 4,038'Wilcox 4,402'Austin Chalk 10,556'Eagle Ford 10,815'Sligo —Edwards —Frio —

✓ 42-255-37385 DOUGHERTY UNIT · VALIDUS NRG AQUILAS ASSETCO LLC

1.1 mi

Yegua 1,306'Queen City 3,038'Reklaw 3,693'Carrizo 4,055'Wilcox 4,393'Austin Chalk 10,531'Sligo —Eagle Ford —Frio —Edwards —

✓ 42-255-37384 DOUGHERTY UNIT · VALIDUS NRG AQUILAS ASSETCO LLC

1.1 mi

Yegua 1,371'Queen City 3,110'Reklaw 3,787'Carrizo 4,116'Wilcox 4,460'Austin Chalk 10,558'Frio 99,999'Eagle Ford —Sligo —Frio —Edwards —

✓ 42-255-37382 HONS UNIT · VALIDUS NRG AQUILAS ASSETCO LLC

1.1 mi

Yegua 1,298'Queen City 3,046'Reklaw 3,722'Carrizo 4,023'Wilcox 4,384'Austin Chalk 10,542'Eagle Ford 10,775'Frio —Sligo —Edwards —

✓ 42-255-37381 HONS UNIT · VALIDUS NRG AQUILAS ASSETCO LLC

1.1 mi

Queen City 303'Yegua 1,277'Reklaw 3,707'Carrizo 4,003'Wilcox 4,369'Austin Chalk 10,528'Eagle Ford 10,759'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).

Permit History (1)

#918432 Drill

HAUS QUAD SA A · 17,500 ft

2026-10-01

Applications (1)

#918432 A MARATHON OIL EF LLC

received 2026-09-04

Records & Logs

No W-2/G-1 filings on record in the RRC wellbore file for this well.

Completion packets + logs ↗ Wellbore filings ↗

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.

Google Maps → Explorer Map →

Lat 28.925942

Lon -97.952675

Well Details

Well Number: 1
Max Depth: 17,500 ft
Drill Type: Horizontal
County: KARNES
District: 2
Operator: MARATHON OIL EF LLC

Operator

Name: MARATHON OIL EF LLC
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: 3,183