42-165-32303

Final Completion

WEST SEMINOLE SAN ANDRES UNIT

GAINES County · District 8 · OXY USA INC. · SEMINOLE WEST

Permits

2

Max Depth

6,000 ft

First Permit

1981-12-22

Latest Activity

2024-03-20

Lifespan

42 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1996-03-18

Shut-In

Plugged

!

EWA / Production operator mismatch

Scheduling: OXY USA INC. ≠ Production: OXY USA WTP LP (reported 2026-04)

!

EWA / Permit operator mismatch

Scheduling: OXY USA INC. ≠ Permit: OXY USA WTP LP

Resolved via: productionOXY USA WTP LP

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Active UIC #000112362 permitted 2024-05-02

Permitted Volume

10,500 bbl/d

Max Pressure

2,400 psi

Injection Interval

4,800–6,000 ft

Injected (12mo)

9,498 bbl

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

Seismicity: no M2+ earthquakes recorded within 10 km in the last 24 months · TexNet catalog

Operator History

Chain of Custody

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Formation Tops (13) Elevation 3,448 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES - OVERPRESSURE, INERT GAS (Yates)2,878 ft+570 ft
TANSILL 2,974 ft+474 ft
SEVEN RIVERS 3,538 ft-90 ft
QUEEN 4,217 ft-769 ft
GRAYBURG 4,287 ft-839 ft
SAN ANDRES 4,551 ft-1,103 ft
SAN ANDRES - ACTIVE CO2 FLOOD (San Andres)4,820 ft-1,372 ft
CLEARFORK (Clear Fork)
GLORIETA
LEONARD
SAN ANGELO
SPRABERRY
WICHITA ALBANY (Wichita-Albany)

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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
42-165-32304 WEST SEMINOLE SA UNIT · OXY USA WTP LP
0.2 mi
Yates 3,107'Grayburg 4,332'San Andres 4,682'San Andres 5,012'
42-165-31975 WEST SEMINOLE SA UNIT · OXY USA WTP LP
0.2 mi
San Andres 5,082'
42-165-31974 WEST SEMINOLE SA UNIT · OXY USA WTP LP
0.2 mi
San Andres 4,581'
42-165-32302 WEST SEMINOLE SA UNIT · OXY USA WTP LP
0.3 mi
Rustler 2,100'Tansill 2,981'Yates 3,099'Seven Rivers 3,324'Queen 3,873'Grayburg 4,274'Grayburg 4,299'San Andres 4,581'San Andres 4,582'San Andres 5,044'
42-165-31983 WEST SEMINOLE SA UNIT · OXY USA WTP LP
0.3 mi
Yates 3,110'Grayburg 4,310'San Andres 4,602'
42-165-32297 WEST SEMINOLE SA UNIT · OXY USA WTP LP
0.3 mi
Rustler 2,030'Tansill 2,989'Yates 3,108'Seven Rivers 3,340'Queen 3,896'Grayburg 4,306'Grayburg 4,308'San Andres 4,622'San Andres 4,623'San Andres 5,100'
42-165-00627 WEST SEMINOLE SA UNIT · OXY USA INC.
0.3 mi
Rustler 2,028'Yates 3,099'Queen 3,888'
42-165-00661 WEST SEMINOLE SA UNIT · OXY USA INC.
0.3 mi
Yates 2,900'Yates 2,900'Queen 4,444'San Andres 4,646'San Andres 4,646'Glorieta Spraberry Wichita-Albany Clear Fork San Angelo Leonard Seven Rivers

Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).

Perforations (7)

IntervalType
4,922–5,150 ftPerforated
4,922–5,190 ftPerforated
5,050–5,640 ftPerforated
5,059–5,120 ftPerforated
5,100–5,150 ftPerforated
5,155–5,175 ftPerforated
5,184–5,190 ftPerforated

Casing (4)

SizeSet DepthCement
8.625"2,000 ft1,000 sx
8.625"2,000 ft1,000 sx
2.875"5,077 ft
5.5"5,218 ft1,400 sx

Records & Logs

8 completion filings on record.

W-2/G-1 2024-08-14
W-2/G-1 2022-07-10
W-2/G-1 2015-06-18
W-2/G-1 1998-11-23
W-2/G-1 1996-07-24
W-2/G-1 1996-08-02

+2 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.

Lat 32.758066
Lon -102.817997

Well Details

Well Number
1311
Max Depth
6,000 ft
Drill Type
Vertical
County
GAINES
District
8
Operator
OXY USA INC.
Completed
1996-03-18

Operator

Location
HOUSTON
P-5 Status
Active (filed 2026-01-26)
Cum Oil (all leases)
277,250,617 bbl
Cum Gas (all leases)
814,544,078 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
Total Permits
3,287