42-165-36097

INJECTION

CENTRAL ROBERTSON CLEARFORK UNIT

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

Permits

1

Max Depth

7,250 ft

First Permit

2004-01-14

Latest Activity

2004-01-14

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2025-04-02

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: productionOCCIDENTAL PERMIAN LTD.

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Active UIC #000094035 permitted 2004-04-20

Permitted Volume

1,500 bbl/d

Max Pressure

2,900 psi

Injection Interval

5,800–7,250 ft

Injected (12mo)

57,823 bbl

Monthly injected volume (bbl, from H-10 filings through 2025-10-01)

Lease Production

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

Formation Tops (6) Elevation 3,333 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SAN ANDRES 4,441 ft-1,108 ft
GLORIETA 5,814 ft-2,481 ft
CLEARFORK (UPPER) (Clear Fork)6,263 ft-2,930 ft
UPPER CLEARFORK (Clear Fork)6,263 ft-2,930 ft
CLEARFORK (LOWER) (Clear Fork)6,994 ft-3,661 ft
LOWER CLEARFORK (Clear Fork)6,994 ft-3,661 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 (4)

IntervalType
6,020–6,070 ftPerforated
6,306–6,590 ftPerforated
6,820–6,860 ftPerforated
7,046–7,192 ftPerforated

Casing (3)

SizeSet DepthCement
12.25"1,816 ft550 sx
8.625"1,816 ft550 sx
5.5"7,250 ft1,800 sx

Permit History (1)

Applications (1)

#540727 A OCCIDENTAL PERMIAN LTD.
received 2004-01-14

Records & Logs

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

W-2/G-1 2025-06-25
W-2/G-1 2007-02-05
W-2/G-1 2004-10-27 log on file
W-2/G-1 2004-11-09
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
1257
Max Depth
7,250 ft
Drill Type
Vertical
County
GAINES
District
8
Completed
2025-04-02

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