42-165-36098

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

2004-11-11

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 #000094036 permitted 2004-04-20

Permitted Volume

1,500 bbl/d

Max Pressure

2,900 psi

Injection Interval

5,800–7,250 ft

Injected (12mo)

54,210 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 (4) Elevation 3,331 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SAN ANDRES 4,429 ft-1,098 ft
GLORIETA 5,799 ft-2,468 ft
CLEARFORK (UPPER) (Clear Fork)6,243 ft-2,912 ft
CLEARFORK (LOWER) (Clear Fork)6,959 ft-3,628 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
6,010–6,050 ftPerforated
6,272–6,598 ftPerforated
6,682–6,830 ftPerforated
7,102–7,122 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"1,787 ft600 sx
5.5"7,270 ft1,700 sx

Permit History (1)

Applications (1)

#540728 A OCCIDENTAL PERMIAN LTD.
received 2004-01-14

Records & Logs

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

W-2/G-1 2005-02-18
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
1258
Max Depth
7,250 ft
Drill Type
Vertical
County
GAINES
District
8
Completed
2004-11-11

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