42-501-37576

PRODUCING Horizontal

STIFF SADDLE 641-668

YOAKUM County · District 8 · RILEY PERMIAN OPERATING CO LLC · PLATANG (SAN ANDRES)

Permits

1

Max Depth

9,000 ft

First Permit

2024-08-26

Latest Activity

2024-08-26

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2025-09-07

Shut-In

Plugged

P-5 Org Status: X

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2016-11

Last Production

2026-07

Lease Production

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

Formation Tops (11) Elevation 3,588 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RED BED-SANTA ROSA (Santa Rosa)2,213 ft+1,375 ft
YATES 3,007 ft+581 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,504 ft-916 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,522 ft-934 ft
CLEARFORK - ACTIVE CO2 FLOOD (Clear Fork)
GLORIETA
LEONARD
PENNSYLVANIAN
STRAWN
WICHITA (Wichita-Albany)
WOLFCAMP

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
42-501-37573 STIFF SADDLE 641-668 · RILEY PERMIAN OPERATING CO, LLC
0.0 mi
Santa Rosa 2,213'Yates 3,007'San Andres 4,504'San Andres 4,522'Pennsylvanian Wolfcamp Clear Fork Glorieta Wichita-Albany Leonard Strawn
42-501-37574 STIFF SADDLE 641-668 · RILEY PERMIAN OPERATING CO, LLC
0.0 mi
Santa Rosa 2,213'Yates 3,007'San Andres 4,504'San Andres 4,522'Glorieta Strawn Leonard Clear Fork Wichita-Albany Pennsylvanian Wolfcamp
42-501-37607 RUSTY JOHNNY A 604-577 · RILEY PERMIAN OPERATING CO, LLC
0.2 mi
Santa Rosa 2,096'Yates 3,032'San Andres 4,528'Clear Fork Glorieta Leonard Wichita-Albany Strawn Pennsylvanian Wolfcamp
42-501-37608 RUSTY JOHNNY B 604-577 · RILEY PERMIAN OPERATING CO, LLC
0.2 mi
Santa Rosa 2,115'Yates 3,021'San Andres 4,523'Wichita-Albany Leonard Strawn Wolfcamp Clear Fork Glorieta Pennsylvanian
42-501-37610 RUSTY CRANE 604 · RILEY PERMIAN OPERATING CO, LLC
0.2 mi
Santa Rosa 2,110'Yates 3,023'San Andres 4,527'Wichita-Albany Glorieta Leonard Strawn Pennsylvanian Wolfcamp Clear Fork
42-501-36658 RUSTY CRANE 604-577 · RILEY PERMIAN OPERATING CO, LLC
0.2 mi
Santa Rosa 2,244'Yates 3,030'San Andres 4,520'Glorieta Wichita-Albany Leonard Strawn Pennsylvanian Wolfcamp Clear Fork
42-501-37198 HOSS 605 · RILEY PERMIAN OPERATING CO, LLC
0.4 mi
Santa Rosa 2,218'Yates 3,010'San Andres 4,506'Strawn Pennsylvanian Wolfcamp Glorieta Clear Fork Wichita-Albany Leonard
42-501-37526 HOSS 605 · RILEY PERMIAN OPERATING CO, LLC
0.6 mi
Santa Rosa 2,247'Yates 3,039'San Andres 4,601'Strawn Pennsylvanian Wolfcamp Glorieta Clear Fork Wichita-Albany Leonard

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
5,853–13,560 ftPerforated

Casing (4)

SizeSet DepthCement
9.625"2,264 ft1,065 sx
7"5,683 ft2,820 sx
7"13,646 ft2,820 sx
5.5"13,646 ft2,820 sx

Permit History (1)

Applications (1)

#902233 A RILEY PERMIAN OPERATING CO, LLC
received 2024-08-22

Records & Logs

2 completion filings on record · 1 with log images at RRC.

W-2/G-1 2025-10-29
W-2/G-1 2025-07-13 log on file

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.

Lat 33.096432
Lon -102.909828

Well Details

Well Number
25XH
Max Depth
9,000 ft
Drill Type
Horizontal
County
YOAKUM
District
8
Completed
2025-09-07

Operator

Location
OKLAHOMA CI, TY
P-5 Status
X (filed 2026-04-16)
Cum Oil (all leases)
31,166,202 bbl
Cum Gas (all leases)
— mcf
Activities
OPRS/O
Total Permits
278