42-165-32108

SEMINOLE SAN ANDRES UNIT

GAINES County · District 8 · OXY USA INC.

Permits

3

Max Depth

6,500 ft

First Permit

1981-06-17

Latest Activity

2024-06-25

Lifespan

43 yrs

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 #000107644 permitted 2013-06-11

Permitted Volume

10,000 bbl/d

Max Pressure

2,200 psi

Injection Interval

4,758–6,561 ft

Injected (12mo)

185,399 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

Lease Production

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

Formation Tops (14) Elevation 3,336 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RED BEDS183 ft+3,153 ft
RUSTLER 2,072 ft+1,264 ft
TANSILL 3,080 ft+256 ft
YATES 3,207 ft+129 ft
YATES 3,208 ft+128 ft
SEVEN RIVERS 3,401 ft-65 ft
SEVEN RIVERS 3,473 ft-137 ft
QUEEN 4,047 ft-711 ft
SAN ANDRES 4,470 ft-1,134 ft
GRAYBURG 4,473 ft-1,137 ft
GRAYBURG 4,483 ft-1,147 ft
GRAYBURG MARKER (Grayburg)4,649 ft-1,313 ft
SAN ANDRES 4,745 ft-1,409 ft
SAN ANDRES 4,758 ft-1,422 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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
42-165-38631 SEMINOLE SAN ANDRES UNIT · OXY USA INC.
0.2 mi
Yates 3,240'Seven Rivers 3,503'Queen 4,078'San Andres 4,793'Wichita-Albany Clear Fork Leonard Glorieta Spraberry San Angelo
42-165-01832 SEMINOLE SAN ANDRES UNIT · OXY USA INC.
0.2 mi
RED ROCK 200'ANHYDRITE 2,068'ANHY & SALT 2,115'Yates 3,263'SALT & ANHYDRITE 3,287'ANHYDRITE & LIME 4,476'LIME 4,582'POROUS LIME 5,153'SAND & CALICHE
42-165-32105 SEMINOLE SAN ANDRES UNIT · OXY USA INC.
0.2 mi
RED BED 3,178'Yates 3,219'Yates 3,435'LIME 4,030'Queen 4,040'San Andres 4,768'
42-165-32107 SEMINOLE SAN ANDRES UNIT · OXY USA INC.
0.2 mi
RED BEDS 235'
42-165-32034 SEMINOLE SAN ANDRES UNIT · OXY USA INC.
0.3 mi
Rustler 2,054'Yates 3,194'Seven Rivers 3,384'Grayburg 4,460'San Andres 4,752'
42-165-31990 SEMINOLE SAN ANDRES UNIT · OXY USA INC.
0.4 mi
Rustler 2,012'Rustler 2,022'Yates 3,155'Seven Rivers 3,345'Grayburg 4,386'San Andres 4,658'
42-165-01824 SEMINOLE SAN ANDRES UNIT · OXY USA INC.
0.4 mi
Tansill 3,089'Yates 3,219'San Andres 4,168'Grayburg 4,473'
42-165-01835 SEMINOLE SAN ANDRES UNIT · OXY USA INC.
0.4 mi
Rustler 1,980'Yates 3,100'Seven Rivers 3,290'

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 (4)

IntervalType
5,113–5,290 ftPerforated
5,315–5,353 ftPerforated
5,356–5,496 ftOpen hole
5,358–5,496 ftOpen hole

Casing (3)

SizeSet DepthCement
9.625"328 ft300 sx
2.875"5,041 ft
7"5,356 ft1,400 sx

Records & Logs

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

W-2/G-1 2023-10-02
W-2/G-1 2022-06-29
W-2/G-1 2017-04-26
W-2/G-1 2016-09-23
W-2/G-1 2013-12-13
W-2/G-1 1981-09-17 log on file
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 32.751230
Lon -102.682576

Well Details

Well Number
4128
Max Depth
6,500 ft
Drill Type
Vertical
County
GAINES
District
8
Operator
OXY USA INC.

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
3,279