42-227-39524

PRODUCING Horizontal

OLD TOM UNIT A 21-28

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

Permits

2

Max Depth

10,000 ft

First Permit

2018-03-05

Latest Activity

2018-03-05

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2018-07-05

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2017-03

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 2,696 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 1,965 ft+731 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)3,524 ft-828 ft
CLEARFORK - SEVERE WATER FLOWS (Clear Fork)5,826 ft-3,130 ft
SPRABERRY 6,196 ft-3,500 ft
COLEMAN JUNCTION
DEAN
GLORIETA
LEONARD
SEVEN RIVERS
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
42-227-39107 OLD TOM UNIT A 21-28 · SURGE OPERATING, LLC
0.0 mi
Yates 1,945'San Andres 3,511'Clear Fork 5,830'Spraberry 6,819'Dean 7,436'Wolfcamp 7,563'Glorieta Seven Rivers Coleman Junction Leonard
42-227-39327 OLD TOM UNIT A 21-28 · SURGE OPERATING, LLC
0.1 mi
Yates 1,952'San Andres 3,535'Glorieta 4,515'Clear Fork 5,824'Spraberry 6,191'Dean 7,401'Wolfcamp 7,512'Coleman Junction Seven Rivers Leonard
42-227-39536 OLD TOM UNIT A 21-28 · SURGE OPERATING, LLC
0.4 mi
Yates 1,925'San Andres 3,504'Clear Fork 5,796'Spraberry 6,165'Dean 7,417'Wolfcamp 7,533'Leonard Glorieta Seven Rivers Coleman Junction
42-227-39561 OLD TOM UNIT B 21-28 · SURGE OPERATING, LLC
0.4 mi
Yates 1,921'San Andres 3,404'Clear Fork 5,702'Spraberry 6,062'Dean 7,351'Wolfcamp 7,445'Coleman Junction Glorieta Seven Rivers Leonard
42-227-38973 HAMLIN UNIT 20-29 · SURGE OPERATING, LLC
0.5 mi
Yates 1,957'San Andres 3,547'Clear Fork 5,846'Spraberry 6,193'Dean 7,422'Wolfcamp 7,533'Seven Rivers Coleman Junction Glorieta Leonard
42-227-39501 OLD TOM UNIT B 21-28 · SURGE OPERATING, LLC
0.5 mi
Yates 1,907'San Andres 3,483'Coleman Junction Glorieta Fusselman Ellenburger Atoka Silurian (undifferentiated) Canyon Seven Rivers
42-227-39208 HAMLIN UNIT 20-29 · SURGE OPERATING, LLC
0.6 mi
Yates 1,936'San Andres 3,386'Clear Fork 5,856'Spraberry 6,222'Dean 7,458'Wolfcamp 7,568'Leonard Glorieta Seven Rivers Coleman Junction
42-227-39328 OLD TOM UNIT B 21-28 · SURGE OPERATING, LLC
0.6 mi
Rustler 1,374'Yates 1,923'Queen 2,673'San Andres 3,481'Glorieta 4,533'Clear Fork 5,778'Spraberry 6,143'Coleman Junction Seven Rivers Leonard

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
7,835–17,121 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"497 ft540 sx
9.625"7,550 ft640 sx
5.5"17,238 ft2,300 sx

Permit History (2)

Applications (2)

#836921 A SURGE OPERATING, LLC
received 2019-04-24
#836921 A SURGE OPERATING, LLC
received 2018-02-28

Records & Logs

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

W-2/G-1 2019-05-07 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 32.431168
Lon -101.502511

Well Details

Well Number
2SH
Max Depth
10,000 ft
Drill Type
Horizontal
County
HOWARD
District
8
Completed
2018-07-05

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