42-103-31285

BLOCK 31 UNIT

CRANE County · District 8 · OXY USA INC.

Permits

1

Max Depth

9,050 ft

First Permit

2019-04-05

Latest Activity

2019-04-05

Lifespan

< 1 yr

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 2,571 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
GRAYBURG 2,907 ft-336 ft
GLORIETA 4,099 ft-1,528 ft
GLORIETTA (Glorieta)4,099 ft-1,528 ft
PENN (Pennsylvanian)7,293 ft-4,722 ft
PENNSYLVANIAN 7,293 ft-4,722 ft
ATOKA 7,609 ft-5,038 ft
DEVONIAN 8,210 ft-5,639 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
42-103-33479 BLOCK 31 UNIT · OXY USA INC.
0.5 mi
Grayburg 2,953'Grayburg 3,066'Cisco 7,064'Cisco 7,064'Canyon 7,264'Strawn 7,427'Atoka 7,515'Barnett 7,599'Barnett 7,600'Atoka 7,753'Woodford 7,906'Devonian 8,097'
42-103-33943 BLOCK 31 UNIT · OXY USA INC.
0.8 mi
Canyon 7,350'Strawn 7,534'Atoka 7,647'Barnett 7,764'Barnett 7,772'Mississippian 8,062'Woodford 8,080'Devonian 8,257'
42-103-33583 BLOCK 31 UNIT · OXY USA INC.
0.8 mi
Wolfcamp 6,879'Pennsylvanian 7,194'Cisco 7,390'Atoka 7,740'Barnett 7,797'Woodford 8,120'Devonian 8,326'
42-103-31977 BLOCK 31 UNIT · OXY USA INC.
0.8 mi
Grayburg 2,876'Glorieta 4,100'Pennsylvanian 7,288'Barnett 7,643'Woodford 7,931'Devonian 8,105'Devonian 8,109'
42-103-31268 BLOCK 31 UNIT · OXY USA INC.
0.9 mi
Grayburg 2,906'Wolfcamp 6,804'Pennsylvanian 7,294'Atoka 7,599'Devonian 8,106'
42-103-32143 BLOCK 31 UNIT · OXY USA INC.
0.9 mi
Wolfcamp 6,911'Cisco 7,159'Cisco 7,159'Cisco 7,159'Canyon 7,290'Canyon 7,298'Strawn 7,453'Barnett 7,613'OSAGE (MISS LIME) 8,119'Woodford 8,149'Devonian 8,338'Atoka 8,549'
42-103-32080 BLOCK 31 UNIT · OXY USA INC.
0.9 mi
CICSO 7,167'Strawn 7,527'Morrow 7,757'
42-103-32039 BLOCK 31 UNIT · OXY USA INC.
0.9 mi
Wolfcamp 6,761'Cisco 7,131'Canyon 7,349'Strawn 7,506'Barnett 7,529'Atoka 7,609'

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 (4)

IntervalType
7,658–7,668 ftPerforated
8,551–8,992 ftPerforated
8,687–8,992 ftPerforated
8,724–8,980 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"2,570 ft900 sx
5.5"9,050 ft1,500 sx

Permit History (1)

Applications (1)

#851788 A OXY USA INC.
received 2019-04-04

Records & Logs

6 completion filings on record.

W-2/G-1 2023-07-20
W-2/G-1 2009-01-29
W-2/G-1 1976-07-27
W-2/G-1 1976-06-24
W-2/G-1 1976-07-27
W-2/G-1 1976-06-24
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.

Lat 31.469325
Lon -102.455444

Well Details

Well Number
A 7AL
Max Depth
9,050 ft
Drill Type
Vertical
County
CRANE
District
8
Operator
OXY USA INC.

Operator

Location
HOUSTON
P-5 Status
Active (filed 2026-01-26)
Cum Oil (all leases)
277,250,617 bbl
Cum Gas (all leases)
814,544,078 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
Total Permits
3,279