42-219-35785

INJECTION

MALLET UNIT

HOCKLEY County · District 8 · HILCORP ENERGY COMPANY · SLAUGHTER

Permits

1

Max Depth

5,200 ft

First Permit

1991-08-12

Latest Activity

1991-08-12

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2018-08-28

Shut-In

Plugged

P-5 Org Status: X

!

EWA / Permit operator mismatch

Scheduling: HILCORP ENERGY COMPANY ≠ Permit: MOBIL PRODUCING TX. & N.M. INC.

Resolved via: productionHILCORP ENERGY COMPANY

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Active UIC #000074915 permitted 1999-12-31

Permitted Volume

2,000 bbl/d

Max Pressure

2,200 psi

Injection Interval

4,400–5,352 ft

Injected (12mo)

75,535 bbl

Monthly injected volume (bbl, from H-10 filings through 2025-12-01)

Lease Production

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

Formation Tops (3) Elevation 3,212 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SAN ANDRES 4,400 ft-1,188 ft
1ST SLAUGHTER4,976 ft-1,764 ft
SLAUGHTER5,038 ft-1,826 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)

IntervalType
4,976–5,026 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"544 ft350 sx
5.5"5,100 ft1,100 sx

Permit History (1)

Applications (1)

#390718 A MOBIL PRODUCING TX. & N.M. INC.
received 1991-08-09

Records & Logs

3 completion filings on record.

W-2/G-1 2018-09-04
W-2/G-1 1991-09-27
W-2/G-1 1991-10-15

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 HOCKLEY County.

Well Details

Well Number
145A
Max Depth
5,200 ft
Drill Type
Vertical
County
HOCKLEY
District
8
Completed
2018-08-28

Operator

Location
HOUSTON
P-5 Status
X (filed 2026-03-27)
Cum Oil (all leases)
75,699,281 bbl
Cum Gas (all leases)
1,779,939,645 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits
3,435