42-165-35420

PRODUCING

NORTH RILEY UNIT

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

Permits

1

Max Depth

7,350 ft

First Permit

1999-05-17

Latest Activity

1999-05-17

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

1999-08-31

Shut-In

Plugged

P-5 Org Status: X

!

EWA / Permit operator mismatch

Scheduling: BCE-MACH III LLC ≠ Permit: UNION OIL COMPANY OF CALIFORNIA

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 (6) Elevation 3,402 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 2,947 ft+455 ft
SAN ANDRES 4,596 ft-1,194 ft
UPPER CLEARFORK (Clear Fork)6,353 ft-2,951 ft
MIDDLE CLEARFORK (Clear Fork)6,695 ft-3,293 ft
TUBB 6,928 ft-3,526 ft
LOWER CLEARFORK (Clear Fork)7,126 ft-3,724 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 ↗

Perforations (1)

IntervalType
6,334–7,216 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"1,845 ft960 sx
5.5"7,351 ft2,450 sx

Permit History (1)

Applications (1)

#484468 A UNION OIL COMPANY OF CALIFORNIA
received 1999-05-12

Records & Logs

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

W-2/G-1 1999-10-18 log on file
W-2/G-1 1999-12-03
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.

No GPS coordinates yet

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in GAINES County.

Well Details

Well Number
156
Max Depth
7,350 ft
Drill Type
Vertical
County
GAINES
District
8
Completed
1999-08-31

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