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42-371-40041

Horizontal

MCCOMBS STATE 1-12

PECOS County · District 10 · DIAMONDBACK E&P LLC

Permits

2

Max Depth

11,500 ft

First Permit

2019-04-09

Latest Activity

2019-04-09

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF 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
✓ 42-371-40111 MCCOMBS STATE 1-12 · DIAMONDBACK E&P LLC
0.0 mi
Toborg —SOMA —O'BRIEN —Seven Rivers —Glorieta —Queen —Rustler —Grayburg —Yates —Tubb —
✓ 42-371-40040 MCCOMBS STATE 1-12 · DIAMONDBACK E&P LLC
0.1 mi
Yates —Tubb —SOMA —O'BRIEN —Toborg —Seven Rivers —Glorieta —Queen —Rustler —Grayburg —
✓ 42-371-39626 RIVER RATTLER 8-9 · CRIMSON EXPLORATION OPER., INC.
1.9 mi
Toborg 500'SOMA 700'Rustler 1,366'Yates 1,450'Seven Rivers 1,800'Grayburg 2,200'O'BRIEN 2,500'Glorieta 2,900'Tubb 3,200'Queen 3,400'San Andres 3,800'Permian (undifferentiated) 3,900' +6 more
✓ 42-389-34598 BAILEY · SAMSON EXPLORATION, LLC
2.0 mi
Delaware 5,305'Bell Canyon 5,335'Cherry Canyon 6,018'Bone Spring 8,012'Wolfcamp 10,190'Pennsylvanian —Castile —Permian (undifferentiated) —Delaware —Delaware —
✓ 42-371-39631 ELIZABETH SWD · HALCON OPERATING CO., INC.
2.3 mi
Tubb —SOMA —O'BRIEN —Toborg —Seven Rivers —Glorieta —Queen —Rustler —Grayburg —Yates —
✓ 42-371-39771 LINDSAY · DIAMONDBACK E&P LLC
2.5 mi
Rustler 1,211'Toborg —SOMA —O'BRIEN —Seven Rivers —Queen —San Andres —Grayburg —Capitan —Yates —
✓ 42-371-39625 BELLE ALEXANDRA A · HALCON OPERATING CO., INC.
2.6 mi
Tubb —Toborg —SOMA —O'BRIEN —Seven Rivers —Glorieta —Queen —Rustler —Grayburg —Yates —
✓ 42-371-39514 BELLE ALEXANDRA · HALCON OPERATING CO., INC.
2.6 mi
Tubb —Toborg —SOMA —O'BRIEN —Seven Rivers —Glorieta —Queen —Rustler —Grayburg —Yates —

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 (2)

#851881 Drill

MCCOMBS STATE 1-12 · 11,500 ft

2019-04-09

#851881 Drill

MCCOMBS STATE 1-12 · 11,500 ft

2019-04-09

Applications (2)

#851881 A DIAMONDBACK E&P LLC
received 2019-07-01
#851881 A DIAMONDBACK E&P LLC
received 2019-04-08

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 and the UL library can't be deep-linked — clicking copies the API for you to paste.

Google Maps → Explorer Map →
Lat 31.070225
Lon -103.276010

Well Details

Well Number
4WA
Max Depth
11,500 ft
Drill Type
Horizontal
County
PECOS
District
10
Operator
DIAMONDBACK E&P LLC

Operator

Location
MIDLAND
P-5 Status
X (filed 2026-05-04)
Cum Oil (all leases)
986,290,193 bbl
Cum Gas (all leases)
41,995,553 mcf
Activities
GTHS/C, GTHS/O, OPRS/G, OPRS/O
Total Permits
4,969