42-461-43007

SHUT IN Horizontal

BIG BERTHA 0310 E

UPTON County · District 9 · FIREBIRD ENERGY II LLC · SPRABERRY (TREND AREA)

Permits

2

Max Depth

8,900 ft

First Permit

2024-10-30

Latest Activity

2024-10-30

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2026-01-11

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2025-08

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 (9) Elevation 2,882 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 3,035 ft-153 ft
GRAYBURG 4,223 ft-1,341 ft
SAN ANDRES - SALTWATER FLOW (San Andres)4,497 ft-1,615 ft
SPRABERRY 7,799 ft-4,917 ft
DEVONIAN
ELLENBURGER
FUSSELMAN
STRAWN
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
42-461-43008 BIG BERTHA 0310 F · FIREBIRD ENERGY II LLC
0.0 mi
Yates 3,018'Grayburg 4,197'San Andres 4,512'Spraberry 7,767'Wolfcamp 9,006'Strawn Ellenburger Devonian Fusselman
42-461-43006 BIG BERTHA 0310 D · FIREBIRD ENERGY II LLC
0.0 mi
Yates 2,977'Yates 3,008'Grayburg 3,840'Grayburg 4,202'San Andres 4,497'San Andres 4,527'Spraberry 7,768'Spraberry 7,876'Strawn Wolfcamp Ellenburger Fusselman +1 more
42-461-43009 BIG BERTHA 0310 F · FIREBIRD ENERGY II LLC
0.0 mi
Yates 3,043'Grayburg 4,145'San Andres 4,507'Spraberry 7,796'Strawn Fusselman Ellenburger Devonian Wolfcamp
42-461-43010 BIG BERTHA 0310 G · FIREBIRD ENERGY II LLC
0.0 mi
Yates 3,031'Grayburg 4,218'San Andres 4,492'Spraberry 7,771'Wolfcamp 9,069'Strawn Fusselman Devonian Ellenburger
42-461-43004 BIG BERTHA 0310 E · FIREBIRD ENERGY II LLC
0.0 mi
Yates 3,020'Grayburg 3,853'Yates 4,162'Grayburg 4,502'San Andres 4,575'San Andres 7,096'Spraberry 7,754'Spraberry 8,180'Wolfcamp 9,071'Wolfcamp 9,102'Strawn Ellenburger +2 more
42-461-43011 BIG BERTHA 0310 G · FIREBIRD ENERGY II LLC
0.0 mi
Yates 3,039'Grayburg 4,197'San Andres 4,497'Spraberry 7,768'Wolfcamp Fusselman Ellenburger Devonian Strawn
42-461-42862 BIG BERTHA 0310 C · FIREBIRD ENERGY II LLC
0.3 mi
Yates 3,017'Yates 3,027'Grayburg 3,848'Grayburg 4,211'San Andres 4,502'San Andres 4,535'Spraberry 7,800'Spraberry 7,854'Wolfcamp 9,022'Strawn Ellenburger Devonian +2 more
42-461-42861 BIG BERTHA 0310 C · FIREBIRD ENERGY II LLC
0.3 mi
Yates 3,015'Yates 3,035'Grayburg 3,846'Grayburg 4,223'San Andres 4,497'San Andres 4,533'Spraberry 7,799'Spraberry 7,854'Strawn Ellenburger Devonian Wolfcamp +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
9,136–19,671 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,256 ft985 sx
8.625"8,155 ft815 sx
5.5"19,724 ft2,865 sx

Permit History (2)

Applications (2)

#903625 A FIREBIRD ENERGY II LLC
received 2025-06-02
#903625 A FIREBIRD ENERGY II LLC
received 2024-10-29

Records & Logs

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

W-2/G-1 2026-03-04 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 31.577617
Lon -102.272752

Well Details

Well Number
302H
Max Depth
8,900 ft
Drill Type
Horizontal
County
UPTON
District
9
Completed
2026-01-11

Operator

Location
FORT WORTH
P-5 Status
Active (filed 2024-08-12)
Cum Oil (all leases)
23,997,132 bbl
Cum Gas (all leases)
1,871,845 mcf
Activities
OPRS/G, OPRS/O
Total Permits
261