42-317-44757

Horizontal

WONDERWALL 254 B

MARTIN County · District 10 · BLACK SWAN OPERATING, LLC

Permits

1

Max Depth

13,000 ft

First Permit

2022-10-07

Latest Activity

2022-10-07

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

Formation Tops (10) Elevation 2,897 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 2,802 ft+95 ft
SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres)4,217 ft-1,320 ft
CLEARFORK (Clear Fork)6,341 ft-3,444 ft
SPRABERRY 7,957 ft-5,060 ft
DEAN 9,307 ft-6,410 ft
WOLFCAMP 9,449 ft-6,552 ft
CISCO
GRAYBURG
QUEEN
SANTA ROSA

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
42-317-44756 WONDERWALL 254 B · BLACK SWAN OPERATING, LLC
0.0 mi
Yates 2,802'San Andres 4,217'Clear Fork 6,338'Spraberry 7,957'Dean 9,307'Wolfcamp 9,449'PRECAMBRIAN (UNDIFFERENTIATED) Fusselman Queen Ellenburger Santa Rosa Grayburg +1 more
42-317-44758 WONDERWALL 254 B · BLACK SWAN OPERATING, LLC
0.0 mi
Yates 2,802'San Andres 4,217'Clear Fork 6,326'Spraberry 7,957'Dean 9,307'Wolfcamp 9,449'Queen Cisco Santa Rosa Grayburg
42-317-44755 WONDERWALL 254 A · BLACK SWAN OPERATING, LLC
0.0 mi
Yates 2,802'San Andres 4,217'Clear Fork 6,313'Spraberry 7,957'Dean 9,307'Wolfcamp 9,449'Santa Rosa Grayburg Queen Cisco
42-317-42440 GEORGE WASHINGTON WOLCOTT (AJ) · GUIDON ENERGY MGMT SERVICES LLC
0.1 mi
Santa Rosa 1,494'Yates 2,818'Queen 3,749'Grayburg 4,285'San Andres 4,586'Spraberry 7,945'Dean 9,293'Wolfcamp 9,435'Pennsylvanian Cisco Strawn
42-317-42444 GEORGE WASHINGTON WOLCOTT (AJ) · GUIDON ENERGY MGMT SERVICES LLC
0.1 mi
Santa Rosa 1,499'Yates 2,825'Queen 3,757'Grayburg 4,293'San Andres 4,592'Spraberry 7,951'Dean 9,308'Wolfcamp 9,456'Pennsylvanian Cisco
42-317-42445 GEORGE WASHINGTON WOLCOTT (AJ) · GUIDON ENERGY MGMT SERVICES LLC
0.1 mi
Santa Rosa 1,489'Yates 2,813'Queen 3,743'Grayburg 4,277'San Andres 4,582'Spraberry 7,941'Dean 9,290'Wolfcamp 9,441'Pennsylvanian Cisco
42-317-42446 GEORGE WASHINGTON WOLCOTT (AJ) · GUIDON ENERGY MGMT SERVICES LLC
0.1 mi
Santa Rosa 1,498'Yates 2,820'Queen 3,752'Grayburg 4,289'San Andres 4,589'Spraberry 7,954'Cisco Pennsylvanian Dean Wolfcamp
42-317-44777 PORCH 254 A · BLACK SWAN OPERATING, LLC
0.2 mi
Yates 2,817'Grayburg 4,197'San Andres 4,302'Spraberry 7,959'Wolfcamp 9,466'Dean Cisco Queen Santa Rosa Pennsylvanian

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
9,360–19,070 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,695 ft1,520 sx
9.625"7,714 ft1,490 sx
5.5"18,246 ft2,385 sx

Permit History (1)

Applications (1)

#884492 A BLACK SWAN OPERATING, LLC
received 2022-09-30

Records & Logs

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

W-2/G-1 2025-10-21 log on file
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.

Lat 32.438217
Lon -102.041901

Well Details

Well Number
2LS
Max Depth
13,000 ft
Drill Type
Horizontal
County
MARTIN
District
10

Operator

Location
DENVER
P-5 Status
Active (filed 2026-01-26)
Cum Oil (all leases)
5,998,034 bbl
Cum Gas (all leases)
— mcf
Total Permits
116