42-495-31360

KEYSTONE CATTLE COMPANY

WINKLER County · District 8 · PENNZOIL EXPLORATION & PROD. CO.

Permits

3

Max Depth

3,975 ft

First Permit

1981-05-27

Latest Activity

1993-05-13

Lifespan

12 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2024-01

H-1 Injection Plugged 2011-08-08 UIC #000079145 permitted 1993-07-08

Permitted Volume

6,000 bbl/d

Max Pressure

1,500 psi

Injection Interval

3,600–3,975 ft

Injected (12mo)

Lease Production

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

Formation Tops (1) Elevation 2,963 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
COLBY3,110 ft-147 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 (2)

IntervalType
3,158–3,208 ftPerforated
3,281–3,322 ftPerforated

Casing (3)

SizeSet DepthCement
8.625"1,160 ft525 sx
2.875"3,295 ft
5.5"3,566 ft850 sx

Permit History (3)

Applications (3)

#411078 A PENNZOIL EXPLORATION & PROD. CO.
received 1993-05-05
#411079 A PENNZOIL EXPLORATION & PROD. CO.
received 1993-05-05
#120140 A GULF OIL CORP.
received 1981-05-27

Records & Logs

3 completion filings on record.

W-2/G-1 2008-10-10
W-2/G-1 1990-08-13
W-2/G-1 1981-08-21
Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library 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 WINKLER County.

Well Details

Well Number
356
Max Depth
3,975 ft
Drill Type
Vertical
County
WINKLER
District
8

Operator

Location
CARTHAGE
P-5 Status
Inactive (filed 1998-04-23)
Cum Oil (all leases)
28,665,122 bbl
Cum Gas (all leases)
504,481,960 mcf
Total Permits
1,023