42-227-39328

PRODUCING Horizontal

OLD TOM UNIT B 21-28

HOWARD County · District 8 · SURGE OPERATING LLC · SPRABERRY (TREND AREA)

Permits

2

Max Depth

10,000 ft

First Permit

2017-10-18

Latest Activity

2017-10-18

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2018-02-07

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2017-10

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 2,689 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RUSTLER 1,374 ft+1,315 ft
YATES 1,923 ft+766 ft
QUEEN 2,673 ft+16 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)3,481 ft-792 ft
GLORIETA 4,533 ft-1,844 ft
CLEARFORK - SEVERE WATER FLOWS (Clear Fork)5,778 ft-3,089 ft
SPRABERRY 6,143 ft-3,454 ft
COLEMAN JUNCTION
LEONARD
SEVEN RIVERS

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
42-227-39501 OLD TOM UNIT B 21-28 · SURGE OPERATING, LLC
0.1 mi
Yates 1,907'San Andres 3,483'Fusselman Atoka Silurian (undifferentiated) Canyon Seven Rivers Glorieta Coleman Junction Ellenburger
42-227-39099 OLD TOM UNIT B 21-28 · SURGE OPERATING, LLC
0.1 mi
Rustler 1,365'Yates 1,921'Queen 2,654'San Andres 3,381'Glorieta 4,500'Clear Fork 5,781'Spraberry 6,026'Coleman Junction Seven Rivers Leonard
42-227-39727 OLD TOM UNIT B 21-28 · SURGE OPERATING, LLC
0.2 mi
Yates 1,365'San Andres 3,507'Glorieta 4,518'Clear Fork 5,775'Spraberry 6,396'Leonard Dean Wolfcamp Seven Rivers Coleman Junction
42-227-35640 IDEN · TRILOGY OPERATING, INC.
0.2 mi
Yates 1,962'San Andres 3,129'Clear Fork 4,157'Spraberry 6,202'Dean 7,435'Wolfcamp 7,590'Coleman Junction Seven Rivers Glorieta Leonard
42-227-39536 OLD TOM UNIT A 21-28 · SURGE OPERATING, LLC
0.3 mi
Yates 1,925'San Andres 3,504'Clear Fork 5,796'Spraberry 6,165'Dean 7,417'Wolfcamp 7,533'Coleman Junction Glorieta Seven Rivers Leonard
42-227-39561 OLD TOM UNIT B 21-28 · SURGE OPERATING, LLC
0.3 mi
Yates 1,921'San Andres 3,404'Clear Fork 5,702'Spraberry 6,062'Dean 7,351'Wolfcamp 7,445'Coleman Junction Leonard Seven Rivers Glorieta
42-227-39675 GINGER 22-27 · SABALO OPERATING, LLC
0.3 mi
Yates 1,944'Seven Rivers 2,044'San Andres 3,002'Glorieta 4,335'Clear Fork 4,403'Spraberry 6,129'Wolfcamp Leonard Dean Santa Rosa Coleman Junction Rustler
42-227-39676 GINGER 22-27 · SABALO OPERATING, LLC
0.3 mi
Yates 1,948'Seven Rivers 2,052'San Andres 3,006'Glorieta 4,312'Clear Fork 4,381'Spraberry 6,115'Leonard 6,622'Wolfcamp Rustler Santa Rosa Dean Coleman Junction

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
8,050–17,431 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"495 ft510 sx
9.625"7,523 ft970 sx
5.5"17,555 ft2,805 sx

Permit History (2)

Applications (2)

#832007 A SURGE OPERATING, LLC
received 2018-11-02
#832007 A SURGE OPERATING, LLC
received 2017-10-16

Records & Logs

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

W-2/G-1 2018-11-05 log on file

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 32.433464
Lon -101.492217

Well Details

Well Number
7AH
Max Depth
10,000 ft
Drill Type
Horizontal
County
HOWARD
District
8
Completed
2018-02-07

Operator

Location
HOUSTON
P-5 Status
Active (filed 2025-08-11)
Cum Oil (all leases)
171,981,165 bbl
Cum Gas (all leases)
— mcf
Activities
OPRS/O
Total Permits
1,211