42-165-35934

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

2003-01-28

Latest Activity

2003-01-28

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2025-01-02

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 #000093050 permitted 2025-05-15

Permitted Volume

1,890 bbl/d

Max Pressure

2,900 psi

Injection Interval

5,800–7,250 ft

Injected (12mo)

236,778 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 (5) Elevation 3,336 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SAN ANDRES 4,417 ft-1,081 ft
GLORIETA 5,786 ft-2,450 ft
CLEARFORK (UPPER) (Clear Fork)6,253 ft-2,917 ft
TUBB 6,911 ft-3,575 ft
CLEARFORK (LOWER) (Clear Fork)6,983 ft-3,647 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 (5)

IntervalType
5,996–6,032 ftPerforated
5,996–7,166 ftPerforated
6,304–6,440 ftPerforated
6,798–6,852 ftPerforated
7,064–7,166 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"1,790 ft600 sx
5.5"7,250 ft1,800 sx

Permit History (1)

Applications (1)

#527814 A OCCIDENTAL PERMIAN LTD.
received 2003-01-28

Records & Logs

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

W-2/G-1 2025-03-19
W-2/G-1 2019-06-13
W-2/G-1 2004-06-28 log on file
W-2/G-1 2004-08-17
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
1254
Max Depth
7,250 ft
Drill Type
Vertical
County
GAINES
District
8
Completed
2025-01-02

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