42-219-36573

INJECTION

SUNDOWN UNIT

HOCKLEY County · District 8 · HILCORP ENERGY COMPANY · SLAUGHTER

Permits

1

Max Depth

5,400 ft

First Permit

2001-04-05

Latest Activity

2001-04-05

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2022-11-03

Shut-In

Plugged

P-5 Org Status: X

!

EWA / Production operator mismatch

Scheduling: HILCORP ENERGY COMPANY ≠ Production: OCCIDENTAL PERMIAN LTD. (reported 2026-04)

!

EWA / Permit operator mismatch

Scheduling: HILCORP ENERGY COMPANY ≠ Permit: OCCIDENTAL PERMIAN LTD.

Resolved via: productionOCCIDENTAL PERMIAN LTD.

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Active UIC #000091804 permitted 2001-12-21

Permitted Volume

3,000 bbl/d

Max Pressure

2,400 psi

Injection Interval

4,800–5,200 ft

Injected (12mo)

207,361 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 (8) Elevation 3,521 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 2,854 ft+667 ft
YATES 2,869 ft+652 ft
SEVEN RIVERS 3,088 ft+433 ft
QUEEN 3,586 ft-65 ft
GRAYBURG 3,860 ft-339 ft
GRAYBURG 3,934 ft-413 ft
SAN ANDRES 4,073 ft-552 ft
SAN ANDRES 4,130 ft-609 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
4,922–5,067 ftOpen hole

Casing (3)

SizeSet DepthCement
8.625"433 ft300 sx
8.625"435 ft300 sx
5.5"4,922 ft900 sx

Permit History (1)

Applications (1)

#507353 A OCCIDENTAL PERMIAN LTD.
received 2001-04-03

Records & Logs

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

W-2/G-1 2022-11-29
W-2/G-1 2001-12-19 log on file
W-2/G-1 2002-05-16

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
86
Max Depth
5,400 ft
Drill Type
Vertical
County
HOCKLEY
District
8
Completed
2022-11-03

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