← Wells

42-329-40399

Horizontal

SPANISH TRAIL HZ UNIT

MIDLAND County · District 10 · COG OPERATING LLC

Permits

2

Max Depth

12,000 ft

First Permit

2015-08-04

Latest Activity

2020-02-19

Lifespan

5 yrs

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
✓ 42-329-40525 SPANISH TRAIL 3-10 A1 · RSP PERMIAN, LLC
0.1 mi
Santa Rosa 1,010'Yates 2,921'Seven Rivers 3,066'Queen 3,972'Grayburg 4,503'San Andres 4,692'Glorieta 5,940'Clear Fork 7,215'Spraberry 8,100'Spraberry 8,912'
✓ 42-329-40526 SPANISH TRAIL 3-10 A2 · RSP PERMIAN, LLC
0.1 mi
Santa Rosa 1,010'Seven Rivers 1,326'Yates 2,911'Seven Rivers 3,619'Queen 3,982'Grayburg 4,523'San Andres 4,623'Glorieta 5,950'Clear Fork 7,219'Spraberry 8,069'Spraberry 9,382'
✓ 42-329-42649 SPANISH TRAIL 3-10 HZ UNIT · RSP PERMIAN, LLC
0.2 mi
Santa Rosa 1,053'Yates 2,938'Seven Rivers 3,153'Queen 3,801'Grayburg 4,199'San Andres 4,734'Glorieta 5,480'Clear Fork 7,229'Spraberry 8,119'Spraberry 8,319'
✓ 42-329-42652 SPANISH TRAIL 3-10 HZ UNIT · RSP PERMIAN, LLC
0.2 mi
Santa Rosa 1,026'Yates 2,943'Seven Rivers 3,167'Queen 3,808'Grayburg 4,202'San Andres 4,738'Glorieta 5,472'Clear Fork 7,226'Spraberry 8,106'Spraberry 8,322'
✓ 42-329-40939 SPANISH TRAIL 3-10 A5 · RSP PERMIAN, LLC
0.2 mi
Santa Rosa 1,010'Yates 2,921'Seven Rivers 3,153'Queen 3,992'Grayburg 4,543'San Andres 4,683'Glorieta 5,940'Clear Fork 7,225'Spraberry 8,075'Spraberry 9,350'
✓ 42-329-40935 SPANISH TRAIL 3-10 A6 · RSP PERMIAN, LLC
0.2 mi
Santa Rosa 1,010'Yates 2,931'Seven Rivers 3,147'Queen 3,982'Grayburg 4,513'San Andres 4,703'Glorieta 5,940'Clear Fork 7,222'Spraberry 8,078'Spraberry 9,391'
✓ 42-329-42653 SPANISH TRAIL 3-10 HZ UNIT · RSP PERMIAN, LLC
0.3 mi
Santa Rosa 1,036'Yates 2,941'Seven Rivers 3,156'Queen 3,800'Grayburg 4,196'San Andres 4,733'Glorieta 5,481'Clear Fork 7,231'Spraberry 8,110'Spraberry 8,313'
✓ 42-329-42654 SPANISH TRAIL 3-10 HZ UNIT · RSP PERMIAN, LLC
0.3 mi
Santa Rosa 1,034'Yates 2,933'Seven Rivers 3,160'Queen 3,798'Grayburg 4,197'San Andres 4,730'Glorieta 5,470'Clear Fork 7,225'Spraberry 8,116'Spraberry 8,319'

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)

#860980 Drill

SPANISH TRAIL HZ UNIT · 12,000 ft

2020-02-19

#808979 Drill

SPANISH TRAIL · 12,000 ft

2015-08-04

Applications (2)

#860980 A COG OPERATING LLC
received 2020-01-15
#808979 A RSP PERMIAN, LLC
received 2015-07-30

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 31.947050
Lon -102.189547

Well Details

Well Number
311SH
Max Depth
12,000 ft
Drill Type
Horizontal
County
MIDLAND
District
10
Operator
COG OPERATING LLC

Operator

Location
MIDLAND
P-5 Status
X (filed 2026-06-02)
Cum Oil (all leases)
645,285,792 bbl
Cum Gas (all leases)
305,183,488 mcf
Activities
OPRS/G, OPRS/O
Total Permits
4,542