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42-165-38772

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CENTRAL ROBERTSON CLEARFORK UNIT

GAINES County · District 8 · OCCIDENTAL PERMIAN EOR LLC · ROBERTSON N. (CLEAR FORK 7100)

Permits

1

Max Depth

7,400 ft

First Permit

2019-05-08

Latest Activity

2019-05-08

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2019-09-03

Shut-In

—

Plugged

—

P-5 Org Status: Active

!

EWA / Production operator mismatch

Scheduling: OCCIDENTAL PERMIAN EOR LLC ≠ Production: OCCIDENTAL PERMIAN LTD. (reported 2026-04)

!

EWA / Permit operator mismatch

Scheduling: OCCIDENTAL PERMIAN EOR LLC ≠ Permit: OCCIDENTAL PERMIAN LTD.

Resolved via: production → OCCIDENTAL PERMIAN LTD.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

SHELL WESTERN E&P INC. 1993-1997→ ALTURA ENERGY LTD. 1997-2000→ OCCIDENTAL PERMIAN LTD. 2000-2026

Lease Production

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

Oil
production & DCA →

Formation Tops (10) Elevation 3,319 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RUSTLER 1,773 ft+1,546 ft
YATES - OVERPRESSURE, INERT GAS (Yates)2,833 ft+486 ft
SEVEN RIVERS 3,004 ft+315 ft
QUEEN 3,350 ft-31 ft
GRAYBURG 4,080 ft-761 ft
SAN ANDRES - ACTIVE CO2 FLOOD (San Andres)4,388 ft-1,069 ft
GLORIETA 5,766 ft-2,447 ft
CLEARFORK (Clear Fork)6,317 ft-2,998 ft
ELLENBURGER ——
SILURIAN (Silurian (undifferentiated))——

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
✓ 42-165-38593 ROBERTSON CLEARFORK UNIT · XTO ENERGY INC.
0.8 mi
Yates 2,838'Yates 2,838'Seven Rivers 2,948'Queen 3,718'San Andres 4,360'San Andres 4,360'Glorieta 5,571'Clear Fork 5,933'Tubb 6,963'Clear Fork 7,080'Wichita-Albany —San Angelo — +2 more
✓ 42-165-38828 NORTH ROBERTSON SAN ANDRES UNIT · CITATION OIL & GAS CORP.
0.8 mi
Mississippian —Leonard —Glorieta —Spraberry —San Angelo —Wolfcamp —Wichita-Albany —Strawn —Clear Fork —Canyon —
✓ 42-165-38761 CENTRAL ROBERTSON CLEARFORK UNIT · OCCIDENTAL PERMIAN LTD.
0.8 mi
Queen 3,382'Grayburg 4,077'San Andres 4,384'Glorieta 5,798'Clear Fork 7,042'San Angelo —Spraberry —Seven Rivers —Yates —Wichita-Albany —
✓ 42-165-38613 ROBERTSON CLEARFORK UNIT · XTO ENERGY INC.
0.9 mi
Yates 2,853'Seven Rivers 2,971'Queen 3,652'San Andres 4,383'Glorieta 5,599'Clear Fork 5,949'Tubb 7,035'Clear Fork 7,119'San Angelo —Wichita-Albany —
✓ 42-165-38825 NORTH ROBERTSON SAN ANDRES UNIT · CITATION OIL & GAS CORP.
1.0 mi
Yates 2,836'Seven Rivers 3,077'Queen 3,654'San Andres 4,360'Wichita-Albany —Leonard —Glorieta —Spraberry —San Angelo —Clear Fork —
✓ 42-165-38827 NORTH ROBERTSON SAN ANDRES UNIT · CITATION OIL & GAS CORP.
1.1 mi
Yates 2,833'Seven Rivers 3,058'Queen 3,656'San Andres 4,357'Wichita-Albany —Clear Fork —Glorieta —Leonard —Spraberry —San Angelo —
✓ 42-165-33635 CENTRAL ROBERTSON (CLFK) UNIT · SHELL WESTERN E&P INC.
1.2 mi
Yates 1,787'Rustler 1,787'Yates 2,869'San Andres 4,410'Glorieta 5,782'Clear Fork 6,281'Clear Fork 7,031'Clear Fork 7,031'
✓ 42-165-38727 SINAI · TEXLAND PETROLEUM, L.P.
1.4 mi
Yates 2,890'Seven Rivers 3,078'Queen 3,426'San Andres 4,479'Glorieta 5,918'Clear Fork 6,345'San Angelo —Leonard —Wichita-Albany —Spraberry —

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
5,970–6,846 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"1,773 ft1,235 sx
5.5"7,300 ft240 sx

Permit History (1)

#851013 Drill Final Completion

CENTRAL ROBERTSON CLEARFORK UNIT · 7,400 ft

2019-05-08

Spud 2019-07-16

Applications (1)

#851013 A OCCIDENTAL PERMIAN LTD.
received 2019-03-13

Records & Logs

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

W-2/G-1 2019-10-14 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 32.615434
Lon -102.715765

Well Details

Well Number
1157
Max Depth
7,400 ft
Drill Type
Vertical
County
GAINES
District
8
Operator
OCCIDENTAL PERMIAN EOR LLC
Completed
2019-09-03

Operator

Location
HOUSTON
P-5 Status
Active (filed 2026-01-21)
Cum Oil (all leases)
— bbl
Cum Gas (all leases)
— mcf
Activities
OPRS/G, OPRS/O