42-501-36693

Final Completion Horizontal

LAZY HORSE 581

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

Permits

3

Max Depth

9,000 ft

First Permit

2016-04-22

Latest Activity

2017-11-28

Lifespan

2 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2017-04-30

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2017-04

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 (10) Elevation 3,716 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RED BED-SANTA ROSA (Santa Rosa)2,150 ft+1,566 ft
YATES 3,130 ft+586 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,620 ft-904 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
42-501-36648 WESTERN SKIES 600-645 · RILEY EXPLORATION OPG CO, LLC
0.0 mi
Santa Rosa 2,341'Yates 3,031'San Andres 4,545'Clear Fork Wichita-Albany Leonard Strawn Glorieta Pennsylvanian Wolfcamp
42-501-36653 WESTERN SKIES 600-645 · RILEY EXPLORATION OPG CO, LLC
0.2 mi
Santa Rosa 2,230'Yates 3,148'San Andres 4,649'Glorieta Leonard Wichita-Albany Pennsylvanian Wolfcamp Clear Fork Strawn
42-501-37015 CLEVELAND A 601 · RILEY PERMIAN OPERATING CO, LLC
0.6 mi
Santa Rosa 400'Yates 3,130'San Andres 4,600'Leonard Glorieta Wichita-Albany Pennsylvanian Wolfcamp Clear Fork Strawn
42-501-36763 CLEVELAND A 601 · RILEY PERMIAN OPERATING CO, LLC
0.7 mi
Santa Rosa 400'Yates 3,114'San Andres 4,582'Pennsylvanian Leonard Clear Fork Strawn Wolfcamp Glorieta Wichita-Albany
42-501-36961 DESPERADO E 538 · RILEY PERMIAN OPERATING CO, LLC
0.9 mi
Santa Rosa 2,152'Yates 3,132'San Andres 4,624'Wichita-Albany Glorieta Leonard Clear Fork Strawn Wolfcamp Pennsylvanian
42-501-36766 DESPERADO 538 · RILEY PERMIAN OPERATING CO, LLC
0.9 mi
Santa Rosa 2,150'Yates 3,130'San Andres 4,620'Glorieta Leonard Wichita-Albany Pennsylvanian Wolfcamp Clear Fork Strawn
42-501-37378 HIGGINBOTHAM 'A' · BURK ROYALTY CO., LTD.
0.9 mi
Santa Rosa 400'Yates 3,100'San Andres 5,200'Leonard Glorieta Wichita-Albany Pennsylvanian Wolfcamp Clear Fork Strawn
42-501-37379 WINBERT · BURK ROYALTY CO., LTD.
1.0 mi
Santa Rosa 400'Yates 3,100'San Andres 5,200'Pennsylvanian Leonard Clear Fork Strawn Wolfcamp Glorieta Wichita-Albany

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 (2)

IntervalType
5,720–9,881 ftPerforated
5,782–9,881 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"2,175 ft980 sx
5.5"9,956 ft2,250 sx

Permit History (3)

Applications (3)

#830645 A RILEY PERMIAN OPERATING CO, LLC
received 2017-09-05
#815088 A RILEY EXPLORATION OPG CO, LLC
received 2017-01-17
#815088 A RILEY EXPLORATION OPG CO, LLC
received 2016-04-15

Records & Logs

3 completion filings on record · 3 with log images at RRC.

W-2/G-1 2017-09-20 log on file
W-2/G-1 2017-09-20 log on file
W-2/G-1 2017-08-07 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 33.110292
Lon -102.976001

Well Details

Well Number
1H
Max Depth
9,000 ft
Drill Type
Horizontal
County
YOAKUM
District
8
Completed
2017-04-30

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
274