42-103-33965

BLOCK 31 UNIT

CRANE County · District 8 · OXY USA INC.

Permits

2

Max Depth

9,250 ft

First Permit

1989-09-13

Latest Activity

2018-04-30

Lifespan

29 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

Injection / Disposal

H-1 Injection Active UIC #000072696 permitted 2001-11-05

Permitted Volume

10,000 mcf/d

Max Pressure

Injection Interval

8,000–9,150 ft

Injected (12mo)

Monthly injected volume (bbl, from H-10 filings through 2025-06-01)

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 (4) Elevation 2,538 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
MISS LIME (Mississippian)7,900 ft-5,362 ft
WOODFORD SHALE (Woodford)7,935 ft-5,397 ft
DEVONIAN 8,127 ft-5,589 ft
DEVONIAN 8,390 ft-5,852 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
42-103-32386 BLOCK 31 UNIT · OXY USA INC.
0.4 mi
Grayburg 3,122'Glorieta 4,268'Pennsylvanian 7,167'Pennsylvanian 7,172'Devonian 8,440'
42-103-30752 BLOCK 31 UNIT · OXY USA INC.
0.4 mi
Strawn 7,445'Atoka 7,537'Devonian 8,390'
42-103-32632 BLOCK 31 UNIT · OXY USA INC.
0.8 mi
Grayburg 3,074'Glorieta 4,232'Pennsylvanian 7,202'Atoka 7,672'Devonian 8,561'
42-103-32992 BLOCK 31 UNIT · OXY USA INC.
0.9 mi
Grayburg 3,129'Pennsylvanian 7,262'Pennsylvanian 7,262'Devonian 8,746'
42-103-32143 BLOCK 31 UNIT · OXY USA INC.
1.1 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'
42-103-32857 BLOCK 31 UNIT · OXY USA INC.
1.3 mi
Grayburg 2,901'Grayburg 3,066'Glorieta 4,115'Pennsylvanian 7,071'Barnett 7,518'Atoka 7,753'Devonian 8,000'
42-103-35961 BLOCK 31 UNIT · OXY USA INC.
1.3 mi
Yates 2,036'Tubb 5,048'Devonian 8,427'
42-103-33825 BLOCK 31 UNIT · OXY USA INC.
1.6 mi
Wolfcamp 6,741'Cisco 7,020'Canyon 7,160'Strawn 7,320'Atoka 7,408'Barnett 7,473'Barnett 7,474'OSAGE 7,873'Mississippian 7,874'Woodford 7,897'Woodford 7,900'Devonian 8,090' +1 more

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
8,598–9,081 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"715 ft575 sx
8.625"2,576 ft950 sx
5.5"9,150 ft1,350 sx

Permit History (2)

Applications (2)

#839367 A OXY USA INC.
received 2018-04-27
#363762 A ARCO OIL & GAS CO.
received 1989-09-11

Records & Logs

3 completion filings on record.

W-2/G-1 2024-06-25
W-2/G-1 1990-06-12
W-2/G-1 1990-07-04
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 31.445505
Lon -102.473074

Well Details

Well Number
D 8
Max Depth
9,250 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