42-317-44756

PRODUCING Horizontal

WONDERWALL 254 B

MARTIN County · District 10 · OVINTIV USA INC. · SPRABERRY (TREND AREA)

Permits

1

Max Depth

9,000 ft

First Permit

2022-10-07

Latest Activity

2022-10-07

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2023-07-21

Shut-In

Plugged

P-5 Org Status: Active

!

EWA / Permit operator mismatch

Scheduling: OVINTIV USA INC. ≠ Permit: BLACK SWAN OPERATING, LLC

Resolved via: productionOVINTIV USA INC.

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2023-07

Last Production

2026-07

Operator History

originally filed by BLACK SWAN OPERATING, LLC — asset transferred

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Formation Tops (13) 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)6,338 ft-3,441 ft
SPRABERRY 7,957 ft-5,060 ft
DEAN 9,307 ft-6,410 ft
WOLFCAMP 9,449 ft-6,552 ft
CISCO
ELLENBURGER
FUSSELMAN
GRAYBURG
PRECAMBRIAN (UNDIFFERENTIATED)
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
42-317-44757 WONDERWALL 254 B · BLACK SWAN OPERATING, LLC
0.0 mi
Yates 2,802'San Andres 4,217'Clear Fork 6,341'Spraberry 7,957'Dean 9,307'Wolfcamp 9,449'Santa Rosa Grayburg Queen Cisco
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'Santa Rosa Queen Grayburg Cisco
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'Cisco Strawn Pennsylvanian
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'Cisco Pennsylvanian
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'Pennsylvanian Cisco Dean Wolfcamp
42-317-44777 PORCH 254 A · BLACK SWAN OPERATING, LLC
0.1 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
8,552–18,222 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,695 ft1,520 sx
9.625"6,668 ft1,500 sx
5.5"18,246 ft2,315 sx

Permit History (1)

Applications (1)

#884487 A BLACK SWAN OPERATING, LLC
received 2022-09-30

Records & Logs

2 completion filings on record.

W-2/G-1 2026-05-18
W-2/G-1 2025-10-21
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 32.438197
Lon -102.041988

Well Details

Well Number
1MS
Max Depth
9,000 ft
Drill Type
Horizontal
County
MARTIN
District
10
Completed
2023-07-21

Operator

Location
DENVER
P-5 Status
Active (filed 2025-12-12)
Cum Oil (all leases)
260,655,497 bbl
Cum Gas (all leases)
22,326,113 mcf
Activities
G/PUR, GTHS/G, OPRS/G, OPRS/O
Total Permits
1,321