42-165-01663

Final Completion

FLANAGAN UNIT

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

Permits

1

Max Depth

7,265 ft

First Permit

1991-11-26

Latest Activity

1991-11-26

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

!

EWA / Production operator mismatch

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

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 #000023212 permitted 1991-02-12

Permitted Volume

1,000 bbl/d

Max Pressure

2,500 psi

Injection Interval

5,778–7,328 ft

Injected (12mo)

123,658 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 (10) Elevation 3,328 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RUSTLER 1,835 ft+1,493 ft
YATES 2,954 ft+374 ft
GRAYBURG 4,280 ft-952 ft
SAN ANDRES 4,540 ft-1,212 ft
GLORIETA 5,895 ft-2,567 ft
UPPER CLEARFORK (Clear Fork)6,337 ft-3,009 ft
UPPER CLEARFORK (Clear Fork)6,342 ft-3,014 ft
CLEARFORK (Clear Fork)6,346 ft-3,018 ft
TUBB 6,939 ft-3,611 ft
LOWER CLEARFORK (Clear Fork)6,999 ft-3,671 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 (6)

IntervalType
5,947–6,265 ftPerforated
5,947–7,238 ftPerforated
6,342–6,492 ftPerforated
6,628–6,826 ftPerforated
7,002–7,265 ftPerforated
?–6,492 ftPerforated

Casing (5)

SizeSet DepthCement
10.75"423 ft425 sx
10.75"423 ft425 sx
7.625"4,399 ft1,828 sx
7.625"4,401 ft1,828 sx
7.625"4,401 ft1,828 sx

Permit History (1)

Applications (1)

#394190 A SHELL WESTERN E&P INC.
received 1991-11-19

Records & Logs

7 completion filings on record.

W-2/G-1 2022-10-31
W-2/G-1 1991-04-25
W-2/G-1 1988-10-19
W-2/G-1 1988-08-04
W-2/G-1 1988-05-24
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
51W
Max Depth
7,265 ft
Drill Type
Vertical
County
GAINES
District
8

Operator

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