42-219-37396

INJECTION

SUNDOWN UNIT

HOCKLEY County · District 8 · HILCORP ENERGY COMPANY · SLAUGHTER

Permits

1

Max Depth

5,500 ft

First Permit

2016-09-02

Latest Activity

2016-09-02

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2018-08-23

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 #000116556 permitted 2018-07-31

Permitted Volume

5,000 bbl/d

Max Pressure

2,300 psi

Injection Interval

4,600–5,300 ft

Injected (12mo)

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 (10) Elevation 3,551 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RED BED-SANTA ROSA (Santa Rosa)2,233 ft+1,318 ft
YATES - OVERPRESSURE, INERT GAS (Yates)2,760 ft+791 ft
SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres)4,724 ft-1,173 ft
ABO
CANYON
CISCO
CLEARFORK (Clear Fork)
STRAWN
WICHITA ALBANY (Wichita-Albany)
WOLFCAMP

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
4,859–5,014 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"2,208 ft1,100 sx
5.5"5,111 ft1,250 sx

Permit History (1)

Applications (1)

#817937 A OCCIDENTAL PERMIAN LTD.
received 2016-08-23

Records & Logs

1 completion filing on record · 1 with log images at RRC.

W-2/G-1 2019-01-07 log on file

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
109
Max Depth
5,500 ft
Drill Type
Vertical
County
HOCKLEY
District
8
Completed
2018-08-23

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
3,428