42-219-37476

INJECTION

SUNDOWN UNIT

HOCKLEY County · District 8 · HILCORP ENERGY COMPANY · SLAUGHTER

Permits

1

Max Depth

6,000 ft

First Permit

2019-01-16

Latest Activity

2019-01-16

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2019-04-06

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 #000118104 permitted 2019-04-03

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)

Seismicity: no M2+ earthquakes recorded within 10 km in the last 24 months · TexNet catalog

Lease Production

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

Formation Tops (10) Elevation 3,530 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RED BED-SANTA ROSA (Santa Rosa)1,100 ft+2,430 ft
YATES - OVERPRESSURE, INERT GAS (Yates)2,786 ft+744 ft
SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres)4,066 ft-536 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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
42-219-37477 SUNDOWN UNIT · OCCIDENTAL PERMIAN LTD.
0.4 mi
Santa Rosa 1,100'Yates 2,760'San Andres 4,513'Cisco Strawn Clear Fork Canyon Abo Wolfcamp Wichita-Albany
42-219-37378 SUNDOWN UNIT · OCCIDENTAL PERMIAN LTD.
0.7 mi
Rustler 2,175'Yates 2,775'San Andres 4,025'San Andres 4,025'Wichita-Albany Wolfcamp Cisco Clear Fork Canyon Abo Santa Rosa
42-219-37434 WEST SUNDOWN UNIT · OXY USA INC.
0.8 mi
Santa Rosa 1,100'Yates 2,793'San Andres 4,065'Wichita-Albany Cisco Strawn Clear Fork Canyon Abo Wolfcamp
42-219-37435 WEST SUNDOWN UNIT · OXY USA INC.
1.1 mi
Santa Rosa 1,318'Yates 2,788'San Andres 4,050'Abo Wolfcamp Wichita-Albany Cisco Strawn Clear Fork Canyon
42-219-37475 SUNDOWN UNIT · OCCIDENTAL PERMIAN LTD.
1.1 mi
Santa Rosa 1,421'Yates 2,759'San Andres 4,032'Wolfcamp Wichita-Albany Cisco Abo Clear Fork Canyon Strawn
42-219-37431 WEST SUNDOWN UNIT · OXY USA INC.
1.3 mi
Santa Rosa 1,306'Yates 2,771'San Andres 4,035'Wichita-Albany Abo Strawn Clear Fork Canyon Cisco Wolfcamp
42-219-37433 WEST SUNDOWN UNIT · OXY USA INC.
1.3 mi
Santa Rosa 1,349'Yates 2,782'San Andres 4,019'Abo Wolfcamp Wichita-Albany Cisco Strawn Clear Fork Canyon
42-219-37430 WEST SUNDOWN UNIT · OXY USA INC.
1.4 mi
Santa Rosa 1,281'Yates 2,777'San Andres 4,045'Wichita-Albany Abo Strawn Clear Fork Canyon Cisco Wolfcamp

Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).

Perforations (1)

IntervalType
4,910–5,081 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"2,211 ft1,115 sx
5.5"5,145 ft1,025 sx

Permit History (1)

Applications (1)

#848810 A OCCIDENTAL PERMIAN LTD.
received 2019-01-16

Records & Logs

1 completion filing on record.

W-2/G-1 2019-06-04

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.

Lat 33.473028
Lon -102.447950

Well Details

Well Number
112
Max Depth
6,000 ft
Drill Type
Vertical
County
HOCKLEY
District
8
Completed
2019-04-06

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