42-461-42865

SHUT IN Horizontal

BIG BERTHA 0310 B

UPTON County · District 7 · FIREBIRD ENERGY II LLC · SPRABERRY (TREND AREA)

Permits

1

Max Depth

8,600 ft

First Permit

2024-06-28

Latest Activity

2024-06-28

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2025-03-21

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2024-09

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 (13) Elevation 2,890 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 3,016 ft-126 ft
YATES 3,039 ft-149 ft
GRAYBURG 3,848 ft-958 ft
GRAYBURG 4,228 ft-1,338 ft
SAN ANDRES - SALTWATER FLOW (San Andres)4,507 ft-1,617 ft
SAN ANDRES - SALTWATER FLOW (San Andres)4,534 ft-1,644 ft
SPRABERRY 7,773 ft-4,883 ft
SPRABERRY 7,867 ft-4,977 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
42-461-42863 BIG BERTHA 0310 B · FIREBIRD ENERGY II LLC
0.0 mi
Yates 3,015'Yates 3,037'Grayburg 3,846'Grayburg 4,153'San Andres 4,491'San Andres 4,533'Spraberry 7,784'Spraberry 7,854'Wolfcamp 9,004'Fusselman Strawn Devonian +2 more
42-461-42861 BIG BERTHA 0310 C · FIREBIRD ENERGY II LLC
0.0 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 Fusselman Ellenburger Devonian +1 more
42-461-42862 BIG BERTHA 0310 C · FIREBIRD ENERGY II LLC
0.0 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
42-461-42871 BIG BERTHA 0310 · FIREBIRD ENERGY II LLC
0.3 mi
Yates 3,026'Yates 3,047'Grayburg 3,863'Grayburg 4,258'San Andres 4,533'San Andres 4,547'Spraberry 7,795'Spraberry 7,867'Fusselman Ellenburger Devonian Wolfcamp +1 more
42-461-42860 BIG BERTHA 0310 A · FIREBIRD ENERGY II LLC
0.3 mi
Yates 3,026'Yates 3,043'Grayburg 3,863'Grayburg 4,145'San Andres 4,507'San Andres 4,547'Spraberry 7,796'Spraberry 7,867'Devonian Ellenburger Fusselman Strawn +1 more
42-461-42859 BIG BERTHA 0310 A · FIREBIRD ENERGY II LLC
0.3 mi
Yates 3,018'Yates 3,026'Grayburg 3,859'Grayburg 4,197'San Andres 4,512'San Andres 4,546'Spraberry 7,767'Spraberry 7,861'Wolfcamp 9,006'Ellenburger Wolfcamp Fusselman +2 more
42-461-43004 BIG BERTHA 0310 E · FIREBIRD ENERGY II LLC
0.3 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'Fusselman Ellenburger +2 more
42-461-43006 BIG BERTHA 0310 D · FIREBIRD ENERGY II LLC
0.3 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 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
8,620–19,175 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,277 ft1,175 sx
8.625"7,842 ft805 sx
5.5"19,219 ft1,720 sx

Permit History (1)

Applications (1)

#900807 A FIREBIRD ENERGY II LLC
received 2024-06-25

Records & Logs

2 completion filings on record · 1 with log images at RRC.

W-2/G-1 2025-11-19
W-2/G-1 2025-03-14 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 31.575636
Lon -102.278081

Well Details

Well Number
103H
Max Depth
8,600 ft
Drill Type
Horizontal
County
UPTON
District
7
Completed
2025-03-21

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