42-165-35278

Final Completion

BLACKWATCH (SAN ANDRES) UNIT

GAINES County · District 8 · SABINAL ENERGY OPERATING LLC · BLACKWATCH (SAN ANDRES)

Permits

1

Max Depth

4,750 ft

First Permit

1997-10-08

Latest Activity

1997-10-08

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1997-12-22

Shut-In

Plugged

!

EWA / Production operator mismatch

Scheduling: SABINAL ENERGY OPERATING LLC ≠ Production: BCE-MACH III LLC (reported 2026-04)

!

EWA / Permit operator mismatch

Scheduling: SABINAL ENERGY OPERATING LLC ≠ Permit: UNION OIL COMPANY OF CALIFORNIA

Resolved via: productionBCE-MACH III LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1997-09

Last Production

2026-07

Injection / Disposal

H-1 Injection Active UIC #000086889 permitted 1997-10-08

Permitted Volume

1,500 bbl/d

Max Pressure

1,500 psi

Injection Interval

4,450–4,880 ft

Injected (12mo)

535,765 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 (4) Elevation 3,418 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RUSTLER 1,848 ft+1,570 ft
YATES 2,897 ft+521 ft
SAN ANDRES 4,422 ft-1,004 ft
SAN ANDRES

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)

IntervalType
4,450–4,880 ftPerforated
4,492–4,610 ftPerforated

Casing (4)

SizeSet DepthCement
8.625"850 ft850 sx
8.625"1,840 ft1,050 sx
5.5"4,680 ft750 sx
5.5"4,800 ft1,000 sx

Permit History (1)

Applications (1)

#468109 A UNION OIL COMPANY OF CALIFORNIA
received 1997-09-26

Records & Logs

5 completion filings on record.

W-2/G-1 2026-07-07
W-2/G-1 2024-01-03
W-2/G-1 1998-01-19
W-2/G-1 1998-01-19
W-2/G-1 1998-05-18
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
201
Max Depth
4,750 ft
Drill Type
Vertical
County
GAINES
District
8
Completed
1997-12-22

Operator

Location
HOUSTON, DS
P-5 Status
Inactive (filed 2025-06-11)
Cum Oil (all leases)
36,722,630 bbl
Cum Gas (all leases)
23,917 mcf
Total Permits
146