42-079-31920

Horizontal

NORTH CENTRAL LEVELLAND UNIT

COCHRAN County · District 8 · MOBIL PRODUCING TX. & N.M. INC.

Permits

Max Depth

4,900 ft

First Permit

1984-03-23

Latest Activity

1994-01-06

Lifespan

10 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 #000051664 permitted 2009-09-11

Permitted Volume

800 bbl/d

Max Pressure

2,200 psi

Injection Interval

4,600–5,000 ft

Injected (12mo)

8,594 bbl

Monthly injected volume (bbl, from H-10 filings through 2026-02-01)

Operator History

Chain of Custody

MOBIL PRODUCING TX. & N.M. INC. 1993-2004→ APACHE CORPORATION 2004-2024→ HILCORP ENERGY COMPANY 2024-2026

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 (5) Elevation 3,709 ft (KB)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
SAN ANDRES	4,600 ft	-891 ft
1ST SLAUGHTER	4,699 ft	-990 ft
2ND SLAUGHTER	4,738 ft	-1,029 ft
4TH SLAUGHTER	4,781 ft	-1,072 ft
3RD SLAUGHTER	4,837 ft	-1,128 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 (1)

Interval	Type
4,838–4,864 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	438 ft	350 sx
5.5"	4,900 ft	1,200 sx

Permit History (2)

#419949 Recompletion

NORTH CENTRAL LEVELLAND UNIT · 4,900 ft

1994-01-06

#233497 Drill Final Completion

NORTH CENTRAL LEVELLAND UNIT · 4,900 ft

1984-03-23

Spud 1984-03-27

Applications (2)

#419949 A MOBIL PRODUCING TX. & N.M. INC.

received 1994-01-06

#233497 A MOBIL PRODUCING TX. & N.M. INC.

received 1984-03-23

Records & Logs

2 completion filings on record.

W-2/G-1 2019-10-09

W-2/G-1 1984-05-16

Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images 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 COCHRAN County.

Well Details

Well Number: 440W
Max Depth: 4,900 ft
Drill Type: Horizontal
County: COCHRAN
District: 8
Operator: MOBIL PRODUCING TX. & N.M. INC.

Operator

Name: SUPERIOR OIL CO, THE
Location: SPRING
P-5 Status: Active (filed 2025-06-04)
Cum Oil (all leases): 181,898,111 bbl
Cum Gas (all leases): 1,950,074,148 mcf
Activities: CSGD/G, GTHS/C, GTHS/G
Total Permits: 6,763