42-495-35126

Horizontal

C.A. PORTMAN

WINKLER County · District 10 · BOYD & MCWILLIAMS OPERATING, LLC

Permits

Max Depth

8,100 ft

First Permit

2025-08-21

Latest Activity

2025-08-21

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Formation Tops (10) Elevation 2,969 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
RUSTLER - POSSIBLE FLOW; POSSIBL (Rustler)	1,173 ft	+1,796 ft
YATES	2,759 ft	+210 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)	4,161 ft	-1,192 ft
CLEARFORK (Clear Fork)	5,677 ft	-2,708 ft
CAPITAN REEF - HIGH FLOWS (Capitan)	—	—
COLBY / QUEEN	—	—
DELAWARE	—	—
GLORIETA	—	—
HOLT	—	—
SEVEN RIVERS / QUEEN (Seven Rivers)	—	—

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

✓ 42-495-34942 COP SWD · BOYD & MCWILLIAMS OPERATING, LLC

0.3 mi

Rustler 1,150'San Andres 4,210'Yates —Clear Fork —Capitan —Holt —Delaware —Seven Rivers —COLBY / QUEEN —Glorieta —

✓ 42-495-33339 KEYSTONE CATTLE CO. A · WHITING OIL AND GAS CORPORATION

0.5 mi

San Andres 4,119'San Andres 4,119'Glorieta 5,262'Clear Fork 5,578'Tubb 6,100'Clear Fork 6,232'Wichita-Albany 6,634'Yates —COLBY / QUEEN —Rustler —Capitan —Holt — +2 more

✓ 42-495-34994 B.F. KENNEDY 23 · BOYD & MCWILLIAMS OPERATING, LLC

0.6 mi

Rustler 1,126'Yates 2,725'San Andres 4,132'Delaware —Clear Fork —Capitan —Glorieta —Seven Rivers —COLBY / QUEEN —Holt —

✓ 42-495-35096 C.A. PORTMAN · BOYD & MCWILLIAMS OPERATING, LLC

0.9 mi

Rustler 1,157'Yates 2,780'San Andres 4,194'Clear Fork 5,758'Holt —Glorieta —Delaware —Capitan —Seven Rivers —COLBY / QUEEN —

✓ 42-495-34559 COP · BOYD & MCWILLIAMS OPERATING, LLC

0.9 mi

Rustler 1,128'Yates 2,792'COLBY / QUEEN 2,865'San Andres 4,187'Clear Fork 5,704'Holt —Glorieta —Capitan —Delaware —Seven Rivers —

✓ 42-495-32338 KEYSTONE CATTLE COMPANY · MERIDIAN OIL INC.

0.9 mi

Rustler 1,100'Yates 2,618'Mississippian 7,780'

✓ 42-495-34831 WHITING 22 · SADDLEBACK EXPLORATION, LLC

0.9 mi

Rustler 1,127'Yates 2,752'Seven Rivers 3,039'San Andres 4,221'Glorieta 5,246'Clear Fork 5,717'Delaware —COLBY / QUEEN —Capitan —Holt —

✓ 42-495-34851 COP · BOYD & MCWILLIAMS OPERATING, LLC

0.9 mi

Rustler 1,148'Yates 2,725'San Andres 4,131'Clear Fork 5,581'Delaware —Glorieta —Seven Rivers —COLBY / QUEEN —Holt —Capitan —

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)

Interval	Type
8,004–13,080 ft	Perforated

Casing (4)

Size	Set Depth	Cement
13.375"	926 ft	1,215 sx
7"	6,953 ft	1,725 sx
9.625"	7,002 ft	1,730 sx
5.5"	13,209 ft	1,725 sx

Permit History (1)

#909947 Drill

C.A. PORTMAN · 8,100 ft

2025-08-21

Spud 2025-09-17

Applications (1)

#909947 A BOYD & MCWILLIAMS OPERATING, LLC

received 2025-08-19

Records & Logs

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

W-2/G-1 2026-06-12 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.

Google Maps → Explorer Map →

Lat 31.894677

Lon -102.972230

Well Details

Well Number: 291H
Max Depth: 8,100 ft
Drill Type: Horizontal
County: WINKLER
District: 10
Operator: BOYD & MCWILLIAMS OPERATING, LLC

Operator

Name: BOYD & MCWILLIAMS OPER, LLC
Location: MIDLAND
P-5 Status: Active (filed 2025-11-07)
Cum Oil (all leases): 10,155,406 bbl
Cum Gas (all leases): 58,240 mcf
Activities: OPRS/O
Total Permits: 128