42-165-01463

Final Completion Directional

FLANAGAN UNIT

GAINES County · District 8 · SHELL WESTERN E&P INC. · FLANAGAN (CLEAR FORK UPPER)

Permits

Max Depth

7,500 ft

First Permit

1990-12-13

Latest Activity

2016-01-28

Lifespan

25 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1982-02-09

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: SHELL WESTERN E&P INC. ≠ Production: OCCIDENTAL PERMIAN LTD. (reported 2026-04)

EWA / Permit operator mismatch

Scheduling: SHELL WESTERN E&P INC. ≠ 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

Injection / Disposal

H-1 Injection Active UIC #000105875 permitted 2012-10-29

Permitted Volume

5,000 bbl/d

Max Pressure

2,850 psi

Injection Interval

5,700–7,500 ft

Injected (12mo)

28 bbl

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

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 (11) Elevation 3,318 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
TANSILL	2,801 ft	+517 ft
YATES	2,940 ft	+378 ft
GRAYBURG	4,251 ft	-933 ft
SAN ANDRES	4,492 ft	-1,174 ft
SAN ANDRES	4,561 ft	-1,243 ft
GLORIETA	5,870 ft	-2,552 ft
GLORIETA	6,309 ft	-2,991 ft
UPPER CLEARFORK (Clear Fork)	6,323 ft	-3,005 ft
TUBB	6,896 ft	-3,578 ft
LOWER CLEARFORK (Clear Fork)	6,988 ft	-3,670 ft
LOWER CLEARFORK (Clear Fork)	6,990 ft	-3,672 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)

Interval	Type
5,984–6,130 ft	Perforated
5,984–7,242 ft	Perforated
6,320–7,240 ft	Perforated
6,320–7,242 ft	Perforated
6,338–6,736 ft	Perforated

Casing (9)

Size	Set Depth	Cement
13.375"	310 ft	300 sx
13.375"	310 ft	300 sx
13.375"	311 ft	—
8.625"	3,900 ft	500 sx
8.625"	3,901 ft	500 sx
8.625"	3,901 ft	750 sx
5.5"	7,149 ft	400 sx
5.5"	7,149 ft	1,100 sx
2.375"	7,191 ft	—

Permit History (2)

#813523 Recompletion Final Completion

FLANAGAN UNIT · 7,500 ft

2016-01-28

Spud 2013-10-10

#382220 Other Final Completion

FLANAGAN UNIT · 7,242 ft

1990-12-13

Spud 1990-12-10

Applications (2)

#813523 A OCCIDENTAL PERMIAN LTD.

received 2016-01-28

#382220 A SHELL WESTERN E&P INC.

received 1990-12-11

Records & Logs

7 completion filings on record.

W-2/G-1 2023-11-09

W-2/G-1 2022-10-27

W-2/G-1 2016-01-21

W-2/G-1 1991-03-25

W-2/G-1 1981-07-13

W-2/G-1 1988-05-19

+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: 77
Max Depth: 7,500 ft
Drill Type: Directional
County: GAINES
District: 8
Operator: SHELL WESTERN E&P INC.
Completed: 1982-02-09

Operator

Name: SHELL WESTERN E&P INC
Location: HOUSTON
P-5 Status: Inactive (filed 1999-09-16)
Cum Oil (all leases): 103,539,803 bbl
Cum Gas (all leases): 1,149,777,929 mcf
Total Permits: 2,528