42-165-33647

Horizontal

NORTH RILEY UNIT

GAINES County · District 8 · BCE-MACH III LLC · RILEY NORTH

Permits

2

Max Depth

11,000 ft

First Permit

1987-06-11

Latest Activity

2021-09-21

Lifespan

34 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1987-09-29

Shut-In

Plugged

!

EWA / Permit operator mismatch

Scheduling: BCE-MACH III LLC ≠ Permit: SABINAL ENERGY OPERATING, LLC

Resolved via: productionBCE-MACH III LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

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 3,426 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 2,956 ft+470 ft
SEVEN RIVERS 3,194 ft+232 ft
QUEEN 3,760 ft-334 ft
SAN ANDRES 4,488 ft-1,062 ft
GLORIETA 5,938 ft-2,512 ft
GLORIETA 5,939 ft-2,513 ft
CLEAR FORK 6,369 ft-2,943 ft
UPPER CLEARFORK (Clear Fork)6,394 ft-2,968 ft
UPPER TUBB (Tubb)7,074 ft-3,648 ft
LOWER TUBB (Tubb)7,176 ft-3,750 ft
LOWER CLEARFORK (Clear Fork)7,288 ft-3,862 ft

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
42-165-38856 RUIDOSA 365 · SABINAL ENERGY OPERATING, LLC
0.5 mi
Yates 2,985'Seven Rivers 3,228'Queen 3,799'San Andres 4,493'Glorieta 6,098'Clear Fork 6,417'Wichita-Albany Leonard Spraberry San Angelo
42-165-34323 PALMER · UNION OIL COMPANY OF CALIFORNIA
1.0 mi
Yates 2,920'San Andres 4,200'Glorieta 5,858'Clear Fork 6,385'Tubb 7,063'Tubb 7,160'Clear Fork 7,253'
42-165-34672 NORTH RILEY UNIT · UNION OIL COMPANY OF CALIFORNIA
1.4 mi
Yates 2,913'Grayburg 4,321'Clear Fork 6,420'
42-165-38723 PRESLEY 360 · SABINAL ENERGY OPERATING, LLC
1.4 mi
Yates 2,967'Seven Rivers 3,213'Queen 3,735'San Andres 4,492'San Angelo Clear Fork Wichita-Albany Leonard Glorieta Spraberry
42-165-34357 SPARKS SAM L. · SEABOARD OPERATING CO.
1.4 mi
San Andres 4,616'Glorieta 6,031'Clear Fork 6,367'
42-165-38850 NORTH RILEY UNIT · SABINAL ENERGY OPERATING, LLC
1.6 mi
Yates 2,948'Seven Rivers 3,197'Queen 3,775'San Andres 4,486'Glorieta 5,941'Clear Fork 6,338'Spraberry Leonard Wichita-Albany San Angelo
42-165-38881 NORTH RILEY UNIT · SABINAL ENERGY OPERATING, LLC
1.7 mi
Yates 2,951'Seven Rivers 3,198'Queen 3,771'San Andres 4,495'Glorieta 5,935'Clear Fork 6,368'San Angelo Leonard Wichita-Albany Spraberry
42-165-38933 BLANTON · SABINAL ENERGY OPERATING, LLC
1.9 mi
Yates 2,933'Seven Rivers 3,156'Queen 3,749'San Andres 4,428'Glorieta 5,802'Clear Fork 6,228'Wichita-Albany Spraberry San Angelo 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 (2)

IntervalType
6,492–7,261 ftPerforated
6,970–10,076 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"1,833 ft950 sx
5.5"7,390 ft2,250 sx

Permit History (2)

Applications (2)

#872678 A SABINAL ENERGY OPERATING, LLC
received 2021-09-10
#331374 A UNION OIL COMPANY OF CALIFORNIA
received 1987-06-09

Records & Logs

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

W-2/G-1 2023-01-24 log on file
W-2/G-1 1987-10-20 log on file
W-2/G-1 1987-11-16
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 32.693138
Lon -102.845495

Well Details

Well Number
279H
Max Depth
11,000 ft
Drill Type
Horizontal
County
GAINES
District
8
Completed
1987-09-29

Operator

Location
OKLAHOMA CI, TY
P-5 Status
X (filed 2026-05-18)
Cum Oil (all leases)
2,920,146 bbl
Cum Gas (all leases)
26,737,346 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
Total Permits
10