42-317-41584

PRODUCING Horizontal

SOUTH CURTIS RANCH

MARTIN County · District 8 · OCCIDENTAL PERMIAN LTD. · SPRABERRY (TREND AREA)

Permits

1

Max Depth

11,000 ft

First Permit

2018-07-11

Latest Activity

2018-07-11

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2019-04-11

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2010-11

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 (10) Elevation 2,836 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,158 ft+1,678 ft
YATES 2,844 ft-8 ft
QUEEN 3,874 ft-1,038 ft
GRAYBURG 4,618 ft-1,782 ft
SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres)4,811 ft-1,975 ft
SPRABERRY 7,855 ft-5,019 ft
CISCO
DEAN
PENNSYLVANIAN
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
42-317-41587 SOUTH CURTIS RANCH · OCCIDENTAL PERMIAN LTD.
0.0 mi
Santa Rosa 1,158'Yates 2,844'Queen 3,875'Grayburg 4,620'San Andres 4,814'Spraberry 7,857'Wolfcamp Dean Cisco Pennsylvanian
42-317-41583 SOUTH CURTIS RANCH · OCCIDENTAL PERMIAN LTD.
0.2 mi
Santa Rosa 1,168'Yates 2,837'Queen 3,878'Grayburg 4,642'San Andres 4,841'Spraberry 7,874'Wolfcamp Pennsylvanian Cisco Dean
42-317-41585 SOUTH CURTIS RANCH · OCCIDENTAL PERMIAN LTD.
0.3 mi
Santa Rosa 1,168'Yates 2,836'Queen 3,879'Grayburg 4,643'San Andres 4,844'Spraberry 7,871'Pennsylvanian Wolfcamp Cisco Dean
42-317-46771 NAIL-TILLMAN W1M · PIONEER NATURAL RES. USA, INC.
0.4 mi
Santa Rosa 1,328'Yates 2,871'Queen 3,857'Grayburg 4,362'San Andres 4,562'Spraberry 7,875'Dean Wolfcamp Cisco Pennsylvanian
42-317-46772 NAIL-TILLMAN W1N · PIONEER NATURAL RES. USA, INC.
0.4 mi
Santa Rosa 1,328'Yates 2,866'Queen 3,858'Grayburg 4,377'San Andres 4,570'Spraberry 7,875'Dean 9,156'Wolfcamp 9,392'Pennsylvanian Cisco
42-317-46773 NAIL-TILLMAN W1O · PIONEER NATURAL RES. USA, INC.
0.4 mi
Santa Rosa 1,328'Yates 2,869'Queen 3,861'Grayburg 4,377'San Andres 4,572'Clear Fork 6,862'Spraberry 7,871'Dean Wolfcamp Cisco
42-317-46774 NAIL-TILLMAN W1P · PIONEER NATURAL RES. USA, INC.
0.4 mi
Santa Rosa 1,328'Yates 2,875'Queen 3,867'Grayburg 4,373'San Andres 4,571'Spraberry 7,877'Pennsylvanian Wolfcamp Cisco Dean
42-317-46775 NAIL-TILLMAN W1Q · PIONEER NATURAL RES. USA, INC.
0.4 mi
Santa Rosa 1,328'Yates 2,883'Queen 3,870'Grayburg 4,352'San Andres 4,573'Spraberry 7,884'Dean 9,149'Wolfcamp 9,392'Cisco Pennsylvanian

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
9,117–16,138 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,407 ft975 sx
8.625"7,008 ft1,555 sx
5.5"16,326 ft1,850 sx

Permit History (1)

Applications (1)

#842193 A OCCIDENTAL PERMIAN LTD.
received 2018-07-10

Records & Logs

1 completion filing on record · 1 with log images at RRC.

W-2/G-1 2019-07-12 log on file
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 32.093462
Lon -102.097803

Well Details

Well Number
221US
Max Depth
11,000 ft
Drill Type
Horizontal
County
MARTIN
District
8
Completed
2019-04-11

Operator

Location
HOUSTON
P-5 Status
Active (filed 2026-02-02)
Cum Oil (all leases)
1,136,409,534 bbl
Cum Gas (all leases)
442,977,611 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits
6,205