42-239-02526

WEST RANCH -A-

JACKSON County · District 2 · HILCORP ENERGY COMPANY

Permits

7

Max Depth

8,500 ft

First Permit

1978-06-20

Latest Activity

2017-12-18

Lifespan

39 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

Lease Production

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

Formation Tops (7) Elevation 41 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CATAHOULA - DISPOSAL, H2S, (CORD (Catahoula)4,261 ft-4,220 ft
FRIO - DISPOSAL (Frio)5,000 ft-4,959 ft
GRETTA - DISPOSAL5,102 ft-5,061 ft
41-A5,796 ft-5,755 ft
VENADO5,891 ft-5,850 ft
98-A6,140 ft-6,099 ft
VANDERBILT6,306 ft-6,265 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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
42-239-02466 WEST RANCH -A- · MOBIL PRODUCING TX. & N.M. INC.
0.2 mi
Catahoula 4,261'Frio 5,000'GRETTA 5,102'
42-239-33881 WEST RANCH (41-A/98-A CONS) UNIT · HILCORP ENERGY COMPANY
0.3 mi
Catahoula 4,261'Frio 5,000'GRETTA - DISPOSAL 5,102'
42-239-02513 WEST RANCH -A- · MOBIL PRODUCING TX. & N.M. INC.
0.4 mi
Catahoula 4,261'Frio 5,000'GRETTA 5,102'
42-239-33781 WEST RANCH -A- · HILCORP ENERGY COMPANY
0.4 mi
Catahoula 4,261'Catahoula 4,261'Catahoula 4,320'Frio 5,000'Greta 5,000'Frio 5,025'GRETTA - DISPOSAL 5,102'Frio 5,102'GRETTA - DISPOSAL 5,115'
42-239-02452 WEST RANCH -A- · MOBIL PRODUCING TX. & N.M. INC.
0.4 mi
Catahoula 4,261'Frio 5,000'GRETTA 5,102'
42-239-33793 WEST RANCH -A- · HILCORP ENERGY COMPANY
0.4 mi
Catahoula 4,261'Catahoula 4,320'Frio 5,000'Frio 5,025'GRETTA - DISPOSAL 5,102'GRETTA - DISPOSAL 5,115'
42-239-02523 WEST RANCH -A- · MOBIL PRODUCING TX. & N.M. INC.
0.5 mi
Catahoula 4,261'Frio 5,000'GRETTA 5,102'Greta 5,175'GLASSCOCK 5,557'
42-239-33756 WEST RANCH -A- · HILCORP ENERGY COMPANY
0.7 mi
Catahoula 4,261'Frio 5,000'GRETTA - DISPOSAL 5,102'

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 (7)

IntervalType
5,569–5,584 ftPerforated
5,569–5,596 ftPerforated
5,727–5,756 ftPerforated
5,769–5,775 ftPerforated
6,326–6,330 ftPerforated
7,296–7,303 ftPerforated
7,297–7,307 ftPerforated

Casing (6)

SizeSet DepthCement
9.625"1,332 ft528 sx
9.625"1,332 ft528 sx
2.375"5,486 ft
2.375"5,655 ft
5.5"5,760 ft528 sx
5.5"5,760 ft528 sx

Permit History (7)

Applications (7)

#834064 A HILCORP ENERGY COMPANY
received 2017-12-08
#371384 A MOBIL PRODUCING TX. & N.M. INC.
received 1990-06-25
#371384 A MOBIL PRODUCING TX. & N.M. INC.
received 1990-03-26
#361362 A MOBIL PRODUCING TX. & N.M. INC.
received 1989-07-11
#346148 A MOBIL PRODUCING TX. & N.M. INC.
received 1988-05-06
#50551 A MOBIL OIL CORPORATION
received 1979-06-12
#26927 A MOBIL OIL CORPORATION
received 1978-06-20

Records & Logs

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

W-2/G-1 2017-12-29
W-2/G-1 2008-01-31
W-2/G-1 2006-07-17
W-2/G-1 2007-08-15
W-2/G-1 1990-08-08 log on file
W-2/G-1 1990-09-12

+9 more 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.

Lat 28.786096
Lon -96.638527

Well Details

Well Number
171
Max Depth
8,500 ft
Drill Type
Vertical
County
JACKSON
District
2

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