42-165-00810

DENVER UNIT

GAINES County · District 8 · OCCIDENTAL PERMIAN LTD.

Permits

Max Depth

5,800 ft

First Permit

2014-09-03

Latest Activity

2014-09-24

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Active UIC #000050276 permitted 1992-01-15

Permitted Volume

4,500 bbl/d

Max Pressure

2,200 psi

Injection Interval

4,470–5,236 ft

Injected (12mo)

—

Monthly injected volume (bbl, from H-10 filings through 2025-09-01)

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 (4) Elevation 3,546 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
RUSTLER	2,025 ft	+1,521 ft
TANSILL	2,710 ft	+836 ft
YATES	2,867 ft	+679 ft
SAN ANDRES	4,295 ft	-749 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 (2)

Interval	Type
4,884–5,020 ft	Perforated
4,884–5,036 ft	Perforated

Casing (4)

Size	Set Depth	Cement
7.625"	2,056 ft	425 sx
7.625"	2,056 ft	—
5.5"	4,881 ft	425 sx
5.5"	4,881 ft	—

Permit History (2)

#795601 Recompletion

DENVER UNIT · 5,800 ft

2014-09-24

#794118 Recompletion

DENVER UNIT · 5,800 ft

2014-09-03

Applications (2)

#795601 A OCCIDENTAL PERMIAN LTD.

received 2014-09-04

#794118 A OCCIDENTAL PERMIAN LTD.

received 2014-08-13

Records & Logs

7 completion filings on record.

W-2/G-1 2022-09-30

W-2/G-1 2017-05-22

W-2/G-1 2008-02-11

W-2/G-1 1988-11-16

W-2/G-1 1983-12-07

+1 more filings

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: 8511WC
Max Depth: 5,800 ft
Drill Type: Vertical
County: GAINES
District: 8
Operator: OCCIDENTAL PERMIAN LTD.

Operator

Name: OCCIDENTAL PERMIAN LTD
Location: HOUSTON
P-5 Status: Active (filed 2026-02-02)
Cum Oil (all leases): 1,136,409,534 bbl
Cum Gas (all leases): 442,977,611 mcf
Activities: CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits: 6,203